Total 13 Senior Executive level Information Technology job vacancies

The Managed Services Cross Technology Engineer (L3/L4) – Network / Security is an advanced, architect-level role across multiple technology domains (Cloud, Security, Networking, Applications, Collaboration). The primary objective is to design, implement, and maintain an enterprise network defensive architecture to protect data and infrastructure from sophisticated threats. This role acts as the highest-tier escalation point (4th-line support) to resolve complex operational incidents, ensure contracted client outcomes, and meet Service Level Agreements (SLAs).

Key Responsibilities

1. Strategy & Architecture

• Security Roadmap: Define, architect, and champion the overall network security posture across on-premise, cloud, and hybrid environments (including Zero Trust and SASE models).

• Infrastructure Design: Deploy and manage core components like Next-Gen Firewalls (NGFW), IDS/IPS, WAF, Load Balancers, VPNs, and Network Access Control (NAC) systems.

• Cloud & Segmentation: Design secure cloud networking patterns (e.g., AWS VPCs, Azure VNets) and enforce micro-segmentation.

• Policy & Governance: Establish and enforce comprehensive network security policies, standards, and baselines.

2. Incident Management & Operations

• L4 Escalation Support: Act as the final technical tier for complex incidents that lower-level teams (L1–L3) cannot resolve, performing deep root-cause analysis.

• Ticket & SLA Ownership: Systematically troubleshoot, log, track, and update tickets with resolution details within agreed timelines.

• Proactive Monitoring: Diagnose and investigate potential system issues and errors before or when they occur to minimize client impact.

• Emergency & Change Management: Serve as an emergency contact for critical, business-impacting outages and oversee strict change management protocols.

3. Optimization, Projects & Mentorship

• Automation: Collaborate with automation teams to script and automate routine operational tasks for effort optimization.

• Knowledge Sharing & Mentorship: Create high-quality technical documentation (HLD/LLD) and coach/push knowledge down to junior engineering teams.

• Disaster Recovery: Develop, implement, and test network security components within Disaster Recovery (DR) and Business Continuity plans.

• Project Delivery: Manage, implement, and execute technical projects according to client timelines.

• Quality Audits: Perform process and service experience quality audits.

Key Competencies & Attributes

• Strong client-centric focus with a passion for exceeding expectations under pressurized environments.

• Excellent change management, active listening, and cross-cultural communication skills.

• Ability to plan effectively amid changing circumstances and work extended hours when necessary.

Technical Skills & Certifications

• Education: Bachelor’s degree in IT/Computing or equivalent work experience.

• Preferred Certifications: CCIE, CCNP Security, CISSP, PCNSE, or vendor-specific firewalls (Fortinet, Check Point, Cisco).

• Core Technology Stack Required:

  • Firewalls/Security: Cisco ISE, Fortinet (FortiGate, FortiManager), Check Point, CyberArk.
    (Firewalls: Expert-level management of Cisco OR FortiGate)

  • Application Delivery/Vulnerability: F5 (LTM, WAF), RSA, Tenable, Trend Micro.

  • Monitoring & Tooling: Solarwinds, Splunk Enterprise, OPSWAT.

  • Network Diagnostics & Automation: Advanced packet analysis (Wireshark/tcpdump) and basic automation scripting (Python/Ansible).

You will be a key technical reference for the design,implementation, and day‑to‑day operations of our global network and securityinfrastructures, supporting a highly distributed, international environment.

Role Synopsis and profile

As a Network & Security Expert within the Corporate IT Infrastructures team, you will:

Design & operate network infrastructure

• Design, implement, and operate LAN/WAN architectures
• Manage and optimize cloud connectivity (interconnection with public clouds)
• Act as Routing (BGP) expert, ensuring performance, resilience, and scalability
• Contribute to the design, rollout, and tuning of SD‑WAN solutions
• Lead regional network projects and collaborate with international IT teams

Design & operate security infrastructure

• Operate and improve firewalling solutions in line with IT security policies
• Manage and secure IPSec / SSL VPN for remote sites and users
• Contribute to SASE architecture design, deployment, and operations

Operations & Performance

• Operate network, security, and related system components on a daily basis
• Monitor infrastructure health and performance (capacity, latency, availability)
• Proactively identify bottlenecks and implement optimizations and improvements
• Ensure a high level of availability and service continuity for critical services

Incident & Problem Management

• Acknowledge, qualify, and categorize incidents and service requests
  
• Troubleshoot complex network and security issues (L2–L4+)
  
• Coordinate escalation to internal and external experts/vendors when necessary
  
• Contribute to root‑cause analysis and long‑term corrective actions

Support & Collaboration

• Provide Level 3 expertise and support to local IT teams worldwide
  
• Advise users and managers on new products, solutions, and best practices
  
• Train IT staff and key users on network and security solutions
  
• Work closely with cross‑functional project teams (infrastructure, applications, security, etc.)

Documentation & Governance

• Produce and maintain up‑to‑date technical documentation (diagrams, procedures, standards)
  
• Contribute to the definition and application of IT policies and standards
  
• Provide regular reporting to Infrastructure Managers (status, risks, improvements)

Requirements:

• 15 years of experience in network and security engineering/operations in large complex environments (multisite, international, hybrid cloud).
• Degree in computer Science or equivalent, industry certifications desirable
• Strong expertise in routing protocols, especially BGP
• Solid experience with SD WAN solutions with various manufacturer standards, Paloalto, Cisco, Velo Cloud etc.
• Good knowledge of cloud connectivity (interconnection with major cloud providers)
• Strong understanding of LAN/WAN architectures, VLANs, QoS, redundancy, and high availability
• Hands on experience with firewalls (design, policies, troubleshooting)
• Proficiency in VPN technologies: IPSec and SSL
• Knowledge and practice of SASE concepts and solutions
• Good understanding of security best practices in network design and operations

Should focus on day-2-day operations, incident, change management, and user centric trouble shooting.

Operate andcontinuously improve the organization’s Secure Access Service Edge (SASE)services using Zscaler Internet Access (ZIA) and Zscaler Private Access (ZPA),ensuring secure, reliable user connectivity and strong policy governance.

Keyresponsibilities (Operational / BAU)

• Runday-to-day operations for ZIA (web gateway, SSL inspection, URL filtering,cloud app control, sandbox, DLP , DNS security).

• Runday-to-day operations for ZPA (App Segments, Access Policies, Connectormanagement, posture requirements, policy troubleshooting).

• Monitorservice health and user experience; proactively identify trends and recurringissues.

• HandleL2/L3 incident troubleshooting: authentication issues (SSO/SAML),PAC/forwarding issues, tunnel/connector issues, policy blocks, certificate/SSLinspection issues.

• Performpolicy administration: create/update rules, exceptions, and change deploymentsfollowing CAB/ITSM change controls.

• Maintainforwarding architecture: Zscaler Client Connector, GRE/IPsec tunnels, PACfiles, forwarding profiles, location configuration, traffic steering.

• Manageintegrations: IdP (Azure AD/Entra ID, Okta, ADFS), SIEM (Splunk/QRadar),ticketing (ServiceNow), endpoint tools (Intune/Jamf), MFA.

• Executeroutine operational tasks: connector upgrades, certificate updates, locationupdates, application onboarding to ZPA, user/group updates.

• Work withvendors/TAC; drive cases to closure and implement corrective actions.

• Maintaindocumentation: runbooks, SOPs, troubleshooting guides, policy standards,onboarding checklists.

• Supportaudits and compliance: policy reviews, recertification evidence,logging/retention checks. Menlo Web Isolation Maintain allow-list/whitelist forapproved URLs/domains based on business justification and securityrequirements.

• Manageexception lifecycle: approvals, expiry dates, periodic review/cleanup, andrecertification evidence.

• Ensureisolation policies align with ZIA policies and do not create conflicting userexperience (e.g., bypass vs isolate logic) Site not loading in isolation,rendering issues, broken web apps, file download/upload restrictions,clipboard/printing controls (as applicable)

Coreskills:

• Strongworking knowledge of ZIA (SSL inspection, URL filtering, CASB/app control,sandbox, forwarding methods).

• Strongworking knowledge of ZPA (connectors, app segments, access policies, posture,authentication flows).

• Troubleshootingacross endpoint + network + identity (DNS, TLS cert chains, proxy behavior,SAML/SSO, routing).

•ITSM/change management discipline (ServiceNow/JIRA), documentation habits.Strong knowledge about Zero Trust concepts

•Nice-to-have: SIEM integration, DLP, basic scripting (PowerShell/Python) forops automation.

Job description

Google's software engineers develop the next-generation technologies that change how billions of users connect, explore, and interact with information and one another. Our products need to handle information at massive scale, and extend well beyond web search. We're looking for engineers who bring fresh ideas from all areas, including information retrieval, distributed computing, large-scale system design, networking and data storage, security, artificial intelligence, natural language processing, UI design and mobile; the list goes on and is growing every day. As a software engineer, you will work on a specific project critical to Google’s needs with opportunities to switch teams and projects as you and our fast-paced business grow and evolve. We need our engineers to be versatile, display leadership qualities and be enthusiastic to take on new problems across the full-stack as we continue to push technology forward.

With your technical expertise you will manage project priorities, deadlines, and deliverables. You will design, develop, test, deploy, maintain, and enhance software solutions.

Additional job description

As a Senior Software Engineer for the Singapore Cloud and Third Party Security team, you will be a key technical driver for our growing software engineering team. You will leverage your software development expertise to own the design and delivery of scalable, high-quality systems and products that identify and remediate security risks across Alphabet's public cloud and third-party footprint. You will work with a high degree of autonomy, collaborate closely with cross-functional stakeholders, and mentor junior engineers to help build a strong engineering culture at our Singapore site.

Qualifications

Job responsibilities

• Design, implement, and deploy critical software components and products autonomously to identify, measure, and remediate security gaps in Alphabet's public cloud and third-party vendor usage.
• Own and drive engineering milestones for specific projects within the Cloud and Third Party Security domain, ensuring high code quality, scalability, and security.
• Partner cross-functionally with Security Engineers, Technical Solutions Consultants, and partner teams to define requirements, design systems, and implement scalable security controls.
• Mentor junior software engineers in the team, fostering a culture of technical excellence, high code quality, and continuous learning.
• Identify technical debt and implement refactoring efforts to improve the overall maintainability, reliability, and complexity of engineering efforts within the team.
  

Minimum qualifications

• Bachelor’s degree or equivalent practical experience.
• 5 years of experience with software development in one or more programming languages.
• 3 years of experience building software for data privacy or security (e.g., identity and access management).
• 3 years of experience testing, maintaining, or launching software products.
• 1 year of experience with software design and architecture.

Preferred qualifications

• Master's degree or PhD in Computer Science or a related technical field.
• Strong proficiency in Go or Python, with a proven track record of designing and evolving distributed systems that handle global-scale data with high availability and security.
• Track record of technical leadership, including mentoring junior engineers and driving technical alignment for small-to-medium sized projects.
• Strong background in relevant security domains, particularly in cloud infrastructure and third party security controls.
• Ability to navigate ambiguity and translate complex product/security requirements into robust technical designs.

Job Description:

 Designs, builds, and maintains applications specifically optimized for cloud environments, focusing on scalability, resilience, and automation

 Key responsibilities include creating microservices, containerizing applications (Docker, Kubernetes), and developing CI/CD pipelines

 Involvement in the entire software development life cycle including application development, implementation, testing, maintenance and documentation

 Review customer’s existing business workflows / system functionalities and provide recommendations for improvement

 Support architecture design during pre-sales and implementation phase

 Lead a small team of software engineers and mentor junior engineers

 Implement software best practices and be an advocate for the team

 Responsible for the installation, configuration and integration of COTS products with our software products

Technical Skill Sets:  Proficient in Container Technologies: Deep understanding of Docker and Kubernetes.

 Proficient in one or more back-end programming languages / frameworks such as GoLang or .NET/.NET Core

 Proficient with JavaScript and one or more front-end frameworks such as React

 Proficient in Git

 Proficient in Building applications directly on kubernetes platforms utilizing managed services.

 Proficient in Monitoring & Optimization: Ensuring service reliability, security, and cost-efficiency through logging, monitoring (e.g., Prometheus), and performance tuning

 Experience with DevOps CI/CD and testing tools (eg. Github Actions, ArgoCD)

 Good understanding of Agile/Waterfall software delivery methodology

 Able to work independently and as a team

ST Engineering is a global technology, defence andengineering group with offices across Asia, Europe, the Middle East and the U.S., serving customers inmore than 100 countries. The Group uses technology and innovation to solvereal-world problems and improve lives through its diverse portfolio ofbusinesses across the aerospace, smart city, defence and public securitysegments. Headquartered in Singapore, ST Engineering ranks amongthe largest companies listed on the Singapore Exchange.

Join our Cyber Team

We are an industryleader in cybersecurity with over two decades of experience, we deliver aholistic suite of trusted cybersecurity solutions to empower cyber resiliencefor government and ministries, critical infrastructure, and commercialenterprises. Backed by our indigenous capabilities and deep domain expertise,we offer robust cyber-secure products and services in cryptography,cybersecurity engineering, digital authentication, SCADA protection, audit andcompliance. We specialise in the design and build of security operationscentres for cybersecurity professionals and provide managed security servicesto strengthen the cybersecurity posture of our government and enterprisecustomers.

Job Overview:

As a Senior SoftwareEngineer, you will lead the architecture, design, and development of highlysecure enterprise-grade applications and Outlook plugins with advancedcryptographic functionalities. You will serve as a technical authority, guidingengineering teams and influencing strategic decisions to ensure robust,scalable, and secure solutions. This role requires deep technical expertise,leadership skills, and the ability to drive innovation across complex systems.

Key Responsibilities:

• Define and own the software architecture for mission-critical applications and plugins, ensuring security, scalability, and maintainability.
• Lead the design and implementation of advanced cryptographic solutions (AES, RSA, ECC, PKCS#11) and enforce compliance with industry standards.
• Mentor and coach engineering teams, fostering best practices in secure coding, performance optimization, and software quality.
• Collaborate with product managers, security experts, and stakeholders to translate business requirements into technical strategies.
• Conduct architecture reviews, code audits, and risk assessments to maintain high security and reliability standards.
• Drive innovation by evaluating emerging technologies and integrating them into the product roadmap.
• Oversee source control strategies, CI/CD pipelines, and ensure robust versioning and backup processes.
• Represent the engineering team in customer and executive-level discussions, providing technical insights and recommendations.
• Prepare and maintain comprehensive technical documentation for architecture and design decisions.

Required Qualifications:

• Minimum 10 years of professional experience in C++ and C# development, with at least 5 years in a technical leadership or architecture role.
• Proven track record in designing and delivering secure Windows-based applications and Outlook plugins.
• Expertise in cryptographic algorithms, protocols, and secure software design principles.
• Strong proficiency with development tools (Visual Studio, Git), CI/CD systems, and debugging techniques.
• Exceptional problem-solving skills and ability to make high-impact technical decisions.
• Excellent communication and leadership skills, capable of influencing cross-functional teams and stakeholders.

Preferred Qualifications:

• Experience with enterprise security frameworks and compliance standards (e.g., FIPS, GDPR).
• Familiarity with Agile/Scrum methodologies and DevSecOps practices.
• Contributions to open-source projects or published technical papers in security or software architecture.

Work location: Jurong East

Find out more:  https://www.stengg.com/cybersecurity

STEngineering believes in fostering a culture where team members are encouragedto overcome challenges, explore new ideas, and work together to succeed. Wevalue individuals who are determined to push beyond the boundaries, and have athirst for knowledge, continuous learning, and self-improvement.

About the Role

Are you an experienced cybersecurity professional looking to grow beyond post-sales and transition into a strategic pre-sales role? We're looking for a talented Post-Sales Engineer / Solutions Architect who is passionate about delivering exceptional client outcomes while gradually expanding their footprint into technical pre-sales engagements

This role is perfect for you if you:

• ✅ Have strong post-sales or implementation experience
• ✅ Are confident engaging with enterprise clients technically
• ✅ Are eager to grow into a pre-sales/solutions advisory capacity
• ✅ Want to work with a cutting-edge cybersecurity portfolio

What You'll Be Doing

As a Senior Network Engineer, you will produce detailed network architecture designs and implement network systems to meet the data communication needs as required.

Responsibilities

Design and Document Preparation:

• Provide networking expertise, revise solution architecture drawings and diagrams

• Prepare the design documents including Low Level Design (LLD) documents for OPS Network and SMRC Network, firewalls configuration, IDS/IPS and hardening states.

• Prepare ITD (Test procedure) document for OPS Network and SMRC Network

· Prepare new or update all the relevant documents (e.g. Maintenance or User Manual, Config / Rollback / Troubleshoot Procedure) required for the OPS Network (FMC, FTD (firewalls)) and SMRC Network (OFL+ONL)

Integration Support:

• Support configuration changes to system platforms in factory and customer sites.

• Work on the configurations of interfaces, zones, firewall policies, IPS, application filtering for single firewall (Offline)

• Support the integration of Offline HSE and Offline Remote Site Switches with Offline SMRC Servers e.g. PIM/PAM, SNMS/SMS/NMS/LMS, RADIUS, NTP, SIEM etc (Offline)

• Support the integration of Online AMTS New HSE & Remote sites switches with Offline SMRC Servers e.g. PIM/PAM, SNMS/SMS/LMS, RADIUS, NTP, SIEM etc. (Offline)

• Assist in the SMRC network configuration, Integration, testing, verification and troubleshooting of the following technology used in SMRC Network (Online SMRC)

• Work on the configuration, integration, testing, verification and troubleshooting of Online OPS Network selected firewalls / external interfaces (particularly from the Firewall application content inspection (Layer 4 through Layer 7)) (OPS Network)

• Configure, optimize and test the transparent firewall failover functionality running in HA and standalone mode with online interfaces for the traffic impact (OPS Network)

• Support External Support Platform (ESP) setup, including network platform configuration & Integration (Layer 2 and Layer 3) of switch, configure firewall with S2S VPN, DMZ, NAT and Internet using ACL policies, IPS policies, URL & Content filtering policies, VPN policies, NAT policies, hardening of switch and firewall as per the hardening guideline

• Provide troubleshooting support during online deployment & integration (OPS Network)

Hardening Support:

• Assist on the hardening of Online / Offline SMRC network equipment and firewalls

• Assist on the hardening of Online / offline OPS firewalls (OPS Network).

• Troubleshoot / fix any operational / unknown issues occurs in the environment due to the hardening configuration on network devices (Offline, Online SMRC)

• Support in case any issue with hardening of online firewalls / any operational issue occurs due to the hardening of online network devices (OPS Network)

Requirements

· Degree in Electrical / Electronic / Telecommunications Engineering

· Minimum 5 years of experience working in the relevant field/industry

· At least cat 2 security clearance

· Strong advantage on following Professional qualifications:

Ø Cisco Certified Networking Associate (CCNA), Cisco Certified Networking Professional (CCNP), Cisco Certified Design Associate (CCDA)

Ø Huawei Certified ICT Associate (HCIA), Huawei Certified ICT Professional (HCIP)

Ø Or other vendor specific courses, such as Juniper Certified Internet Expert (JNCIE)

· Professional knowledge and experience in network detailed design and implementations

Ø On technologies including SDH, MPLS-TP, IP, IP/MPLS, Ethernet etc,

Ø Cable network design (fibre, copper, structured cabling),

Ø 4G/5G/Wifi network design,

Ø Infra design (Virtualisation, VMWare, Windows, Linux, IT services),

Ø Cybersecurity implementation (Hardening, FW, AV,…),

Ø Scripting (python, …),

Ø Network detailed design, administration, troubleshooting, capacity optimization,

Ø Network security design and implementation.

· Demonstrating a degree of initiative, and resourcefulness in solving problems

· Resourceful and analytical in design activities, ability to use pertinent data for meticulous recommendations

About ASIS Technologies

As ASIS Technologies approaches its 30th-anniversary brand refresh, we are completely transforming how integrated security systems are maintained and supported. We are stepping away from legacy service models and aggressively pivoting toward mobile ecosystems, cloud infrastructure, and AI integration. We are looking fora technically sharp, modern Service Engineer to join our Singapore headquarters and deliver next-generation support to our enterprise clients.

The Role

This is not a traditional maintenance job. You will operate as an end-to-end Customer Specialist, serving as the definitive technical authority for your assigned accounts. You will bridge the gap between physical hardware and advanced software ecosystems. Instead of relying on outdated manuals and inefficient logging, you will be equipped with our cutting-edge mobile app as your single-point productivity tool, alongside AI-powered technical support systems to diagnose and resolve complex issues instantly.

What You Will Do

• Manage the complete customer service lifecycle from end to end, taking full ownership of integrated security system health.
• Troubleshoot and resolve intricate issues spanning both physical hardware (CCTV, controllers, wiring) and software environments (IP networking, cloud integration, server configuration).
• Utilize our proprietary, cutting-edge mobile application to streamline all on-site workflows, diagnostics, and reporting.
• Leverage AI-powered technical support tools to accelerate fault isolation and deliver rapid solutions to clients.
• Participate in a predictable rotational standby roster to provide critical system support and uphold strict service level agreements (SLAs).
• For senior candidates: Lead and mentor a team of technicians, overseeing complex site operations and driving service excellence.
  

Who We Are Looking For

• Engineering Foundation: A solid background in engineering is strictly required, with a strong preference for Electronics Engineering or a closely related field.
• Industry Expertise: Hands-on experience configuring and troubleshooting access control systems and CCTV infrastructure is highly advantageous.
• Modern Mindset: You are highly adaptable, comfortable moving away from legacy processes, and eager to adopt mobile-first workflows and AI diagnostic tools.
• Leadership (For Senior Position): Proven capability to guide a technical team, manage escalations, and handle high-pressure technical environments.

Compensation Structure

• A competitive base salary aligned with your engineering expertise and system knowledge.
• Comprehensive allowances for rotational standby duties.
• A lucrative monthly on-target bonus tied directly to your service efficiency, customer satisfaction, and successful end-to-end issue resolution.
  

Why Join ASIS Technologies?

You will not be stuck doing repetitive, stagnant maintenance. You will be upskilled on the latest in AI-integrated security software and mobile ecosystems. This is a ground-floor opportunity to elevate your technical career as we roll out our 30th-anniversary innovations.

Responsibilities:

• Lead full deployment lifecycle including staging, testing, and production rollout to ensure stable and secure implementations.
• Implement and manage advanced security features such as intrusion prevention, application control, sandboxing, and threat protection.
• Translate business and technical requirements into detailed solution designs and ensure feasibility of project scope.
• Act as the main escalation point for complex technical issues and provide guidance to the engineering team.
• Prepare and maintain high-quality technical documentation, including design documents, procedures, and user guides.
• Drive troubleshooting efforts and work closely with vendors to resolve critical incidents efficiently.
• Support proof-of-concept (POC) activities to validate solutions and demonstrate technical capabilities to clients.

Requirements:

• At least 5 years of experience in network or network security engineering, preferably in a system integration environment.
• Strong hands-on experience with enterprise technologies such as next-generation firewalls, core networking, and SD-WAN.
• Solid experience working with vendors such as Fortinet, Cisco, or Check Point.
• Knowledge of integrating security solutions with Active Directory (e.g., LDAP, identity-based access).
• Exposure to security and infrastructure solutions such as PAM, proxy/web gateway, email security, EDR/XDR, and cloud platforms (AWS, Azure, GCP).
• Familiarity with load balancing, monitoring tools, and wireless technologies.
• Relevant certifications such as CCNP, Fortinet NSE, or Check Point certifications are advantageous.
• Willing to support after-hours work when required.

Interested candidates who wish to apply for the advertised position, please send in your resume to it@talenttradersg.com

EA License No: 13C6305

Reg. No.: R24120209 (GAN CHYE SHEN)

For candidate who applied for the advertised position is deemed to have consented to us that we may collect, use or disclose your personal information for purpose in connection with the services provided by us.

Responsibilities

Support the Project Manager/Lead Engineer to deliver Industrial Automation Systems.

The Engineer will be involved in both design and configuration of the network devices & security solutions such as the following:

• L2 and L3 network switches
• Firewalls and Intrusion Detection/Protection System
• Network Monitoring System
• Backup and Recovery System
• WSUS, Endpoint Protection & Whitelisting of Applications
• Domain Controller
• Virtualization (Hyper-V)
• Nutanix VM platform design/ setup / installation
• Network Intrusion Detection System (NIDS) & Security Information and Event Management (SIEM)

Requirements

• Minimum 5 years of relevant experience in IT infrastructure design and engineering
• Has working experience in Nutanix VM platform design/ setup / installation
• Has experience leading small team of engineers or have coordinated activities with team members of different disciplines (e.g. Vendors, Sales team)
• Has designed, implemented and been involved in troubleshooting of Network & Security solutions
• Has demonstrated or conducted POC for IT / OT solutions to Customer
• Work experience in Industrial Automation with OT Domain Knowledge will be an advantage
• Holding any of the following certifications will be factored positively

- ISA/IEC 62443 Cybersecurity Certifications / Expert
- Global Industrial Cyber Security Professional (GICSP)
- Cisco CCNA / CCNP / CCIE certification

We regret to inform that only shortlisted candidates will be notified.

By responding to Yokogawa’s advertisement, consent is considered given to Yokogawa to collect the required personal data for the purpose of recruitment with expectation that Yokogawa will protect personal data with security safeguards that are reasonable and appropriate to the sensitivity of the personal data, to protect it from unauthorized access, use or disclosure and complies with applicable regulatory requirements with respect to the retention of personal data.

Yokogawa is an Equal Opportunity Employer. Yokogawa wants a diverse, equitable and inclusive culture. We will actively recruit, develop, and promote people from a variety of backgrounds who differ in terms of experience, knowledge, thinking styles, perspective, cultural background, and socioeconomic status. We will not discriminate based on race, skin color, age, sex, gender identity and expression, sexual orientation, religion, belief, political opinion, nationality, ethnicity, place of origin, disability, family relations or any other circumstances. Yokogawa values differences and enables everyone to belong, contribute, succeed, and demonstrate their full potential.

You will be a key technical reference for the design,implementation, and day‑to‑day operations of our global network and securityinfrastructures, supporting a highly distributed, international environment.

Role Synopsis and profile

As a Network & Security Expert within the Corporate IT Infrastructures team, you will:

Design & operate network infrastructure

• Design, implement, and operate LAN/WAN architectures
• Manage and optimize cloud connectivity (interconnection with public clouds)
• Act as Routing (BGP) expert, ensuring performance, resilience, and scalability
• Contribute to the design, rollout, and tuning of SD‑WAN solutions
• Lead regional network projects and collaborate with international IT teams

Design & operate security infrastructure

• Operate and improve firewalling solutions in line with IT security policies
• Manage and secure IPSec / SSL VPN for remote sites and users
• Contribute to SASE architecture design, deployment, and operations

Operations & Performance

• Operate network, security, and related system components on a daily basis
• Monitor infrastructure health and performance (capacity, latency, availability)
• Proactively identify bottlenecks and implement optimizations and improvements
• Ensure a high level of availability and service continuity for critical services

Incident & Problem Management

• Acknowledge, qualify, and categorize incidents and service requests
  
• Troubleshoot complex network and security issues (L2–L4+)
  
• Coordinate escalation to internal and external experts/vendors when necessary
  
• Contribute to root‑cause analysis and long‑term corrective actions

Support & Collaboration

• Provide Level 3 expertise and support to local IT teams worldwide
  
• Advise users and managers on new products, solutions, and best practices
  
• Train IT staff and key users on network and security solutions
  
• Work closely with cross‑functional project teams (infrastructure, applications, security, etc.)

Documentation & Governance

• Produce and maintain up‑to‑date technical documentation (diagrams, procedures, standards)
  
• Contribute to the definition and application of IT policies and standards
  
• Provide regular reporting to Infrastructure Managers (status, risks, improvements)

Requirements:

• 15 years of experience in network and security engineering/operations in large complex environments (multisite, international, hybrid cloud).
• Degree in computer Science or equivalent, industry certifications desirable
• Strong expertise in routing protocols, especially BGP
• Solid experience with SD WAN solutions with various manufacturer standards, Paloalto, Cisco, Velo Cloud etc.
• Good knowledge of cloud connectivity (interconnection with major cloud providers)
• Strong understanding of LAN/WAN architectures, VLANs, QoS, redundancy, and high availability
• Hands on experience with firewalls (design, policies, troubleshooting)
• Proficiency in VPN technologies: IPSec and SSL
• Knowledge and practice of SASE concepts and solutions
• Good understanding of security best practices in network design and operations

Responsibilities

• Provide L3 Network and Security support.
• Support L2 Engineer to streamline incident calls and ensure service level agreements are met.
• Perform Support to L3 escalations of all network security across Fortinet,F5 Load Balancer,McAfee Proxies,Checkpoint.
• Assist with the documentation of standard operating procedures relating to installations and fixes.
• Act as coach and mentor to more junior Implementation Engineers and Technicians.
• Assume responsibility for the co-ordination of the activities of the Engineers, in line with performance targets.
• Included in higher complexity design work, with input to the design expected.
• Expected to take ownership of relevant technologies according to domain or specialization.

Requirements

• 8 – 10 years of experience in network operations in related industries or equivalent.
• CCIE or other expert level technical certifications equivalent or desirable.
• ITIL®v4 Foundation certification would be an advantage.
• In-depth hands-on working experience with routers, switches, firewalls, ISEs, Load balancers, Web proxies, packet captures, DNS, wireless and etc not limiting to brands such as (Cisco, Checkpoint, F5, Arista,Fortinet, Juniper, Akamai, McAfee, Infoblox, Corvil, Riverbed,
• Good understanding of TCP/IP, DNS, DHCP, GTM, LTM VPN, MP-BGP, OSPF, MPLS, Cisco ACI,SDWAN, Wireless technology; DWDM (ADVA), Multicast, HSRP, Spanning tree, VRF and DDOS.
• Experience with network tools and technologies such as Splunk, NetFlow, packet captures, ServiceNow, JIRA, and SMARTs.
• Ability to work in a fast-paced operational environment.
• Strong interpersonal skills
• Excellent Team Player