Total 9 job vacancies by Onesystems Technologies Pte. Ltd.

Manage and Maintain IT Infrastructure:

• Oversee and maintain Windows Servers, DNS, DHCP, Virtual Machines (VM), Azure Servers, NAS, firewall, and network devices including network switches, wireless access points, PBX (VOIP), NVR, CCTVs, door access face recognition devices, and printers.
• Collaborate with the Cyber-Security Engineer to manage the company’s Bitdefender endpoint security and to perform regular backups of all servers, ensuring disaster recovery and business continuity.
• Set up and configure to telecommunication systems, including VoIP (Voice over Internet Protocol), telephones, video conferencing systems, and other communication platforms.

Network Management:

• Assist in maintaining and optimizing network performance, including monitoring systems, responding to alerts, and resolving issues related to network speed, connectivity, and security.
• Perform routine network diagnostics to identify, troubleshoot, and resolve issues affecting LAN/WAN, Wi-Fi, and other network infrastructures.
• Ensure the proper configuration and operation of network devices, such as routers, firewalls, and switches.

Microsoft 365 Administration:

• Manage the Microsoft 365 Admin Center (Global Admin), including the company’s SharePoint Online, OneDrive, Teams, and other services within the admin center.
• Commission or decommission corporate accounts for employee onboarding and offboarding via the domain server and Azure Active Directory.

IT Purchases and Asset Management:

• Manage IT-related purchases and maintain an up-to-date inventory of hardware and software assets.
• Oversee the commissioning and decommissioning of IT assets for employees to ensure efficient resource management.

Technical Support (L1 & L2):

• Provide Level 1 and Level 2 technical support to resolve end-user requests and queries related to various technology issues.
• Offer support for end-user devices such as laptops, desktops, and other company equipment.

Ad-Hoc Duties:

• Perform any other ad-hoc duties as assigned by the immediate supervisor to support the overall IT operations of the company.

Job Requirements

• Diploma or bachelor’s degree in information technology, Computer Science, or a related field.
• Minimum of 2 years of related working experience.
• Experience with Networking, Network security, and User support.
• Experience in Microsoft SQL databases.
• Experience in Microsoft Office 365.
• Good problem solving and analytical skills.

Key Responsibilities

As an Application Engineer at OneSystems Technologies Pte. Ltd, you will be the core technical hands-on execution resource responsible for deploying and integrating our software solutions for enterprise customers. Reporting directly into a Solutions Engineer, you will focus on the tactical delivery lifecycle—handling application configurations, writing integration scripts, mapping data, and executing technical onboarding tasks based on defined solution designs.

This role requires strong technical execution skills (scripting, API configuration, and system troubleshooting) combined with clear client-facing communication. You will work under the guidance of the Solutions Engineer to ensure our applications are seamlessly embedded into the client's ecosystem, helping to drive smooth deployments and minimize friction during go-live.

This is a full-time position based in the Woodlands North Region, offering the opportunity to work for a dynamic and forward-thinking technology company at the forefront of the security industry.

• Deployment Execution: Install, configure, and optimize our applications within customer cloud, on-premise, or hybrid environments based on technical blueprints provided by the Solutions Engineer.

• Hands-on Integration: Build "glue code", configure APIs, and write custom scripts to connect our application with the customer's existing data lakes, enterprise software, and legacy systems.

• Testing & Quality Assurance: Execute User Acceptance Testing (UAT) scripts, perform data validation, and assist with performance benchmarking prior to pushing environments live.

• Technical Onboarding: Assist in running technical walkthroughs, demonstrations, and training sessions to help onboard the customer's operational and engineering teams.

• Issue Troubleshooting: Act as a key technical resource for diagnosing and resolving complex, real-time application and environment issues during the implementation and hyper-care launch phases.

• Documentation & Feedback: Maintain accurate technical deployment documentation and flag real-world environment friction or edge cases to the Solutions Engineer to improve the delivery playbook.
  

Requirements

• Diploma or Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related technical field.

• 1–3 years of hands-on experience in technical deployment, application support, or software integration.

• Good working knowledge of web services, REST/SOAP APIs, and core communication protocols (e.g., HTTP, MQTT, WebSockets).

• Solid proficiency in at least one scripting language (e.g., Python, Bash, JavaScript, or PowerShell) and strong SQL skills for data verification and mapping.

• Basic experience or exposure to cloud infrastructure (AWS, Azure, or GCP), containerization (Docker), and networking concepts (firewalls, DNS, load balancers).

• Strong team player with clear verbal and written communication skills, comfortable interacting directly with a client's technical staff.

• A methodical approach to debugging and isolating application errors in live or staging environments under tight project timelines.

• Familiarity with integrating or deploying AI/ML models, working with Large Language Model (LLM) APIs, or practical experience utilizing AI tools to optimize deployment workflows is a strong plus.

Job Summary

The Security Systems Technician is responsible for the installation, testing, maintenance, and troubleshooting of security systems such as CCTV, access control, alarm systems, and other ELV (Extra Low Voltage) systems. The role ensures systems are functioning effectively to meet client requirements and project specifications. 

Why Join Us?

• Medical & Dental coverage  

• Health perks 

• Transport Allowance  

• Child education support scheme  

Key Responsibilities

• Install, service, and maintain CCTV, access control & alarm systems

• Respond to scheduled & ad-hoc maintenance requests

• Troubleshoot, diagnose, and repair system faults on-site

• Execute service and maintenance works efficiently

• Perform preventive maintenance and basic system testing

• Liaise with clients on service and maintenance matters

Requirements

• NITEC or Diploma in Electrical, Electronics, or a related technical field.

• 1–3 years of hands-on experience with CCTV, Access Control, or Security Systems.

• Familiar with ELV systems (CCTV, ACS, PA) and basic networking.

• Comfortable working on-site and managing tasks independently.

• Good interpersonal and problem-solving skills.

• Willing to travel Islandwide.  

• Class 3 license is a plus.

Job Summary

We are seeking a highly organized and proactive Personal Assistant / Secretary to support the CEO in managing daily business operations, strategic tasks, and personal commitments. The ideal candidate will be a reliable professional who can work autonomously, exercise discretion, and manage multiple tasks efficiently while maintaining the highest level of confidentiality.

Why Join Us?

• Medical & Dental coverage

• Child education support scheme 

• Performance-Based Bonus 

Key Responsibilities

• Provide high-level secretarial and administrative partnership to the CEO.

• Proactively manage calendars, including meeting coordination, appointments, and visitor schedules.

• Facilitate productive meetings by preparing agendas, coordinating decks, and capturing precise minutes.

• Oversee expense management and claims with strict attention to accuracy and deadlines.

• Act as a key point of contact, ensuring seamless communication between internal teams and external partners.

• Manage end-to-end travel logistics, including flights, accommodation, and visa requirements.

• Assist with ad-hoc projects and strategic initiatives as required.

Requirements

• Degree in Business Administration, Management, or a related field.

• At least 3–5 years of proven experience as a Personal Assistant or Secretary (C-suite support experience preferred).

• Meticulous, strong problem-solving abilities and able to multitasks.

• A resourceful problem-solver who thrives in a fast-paced, dynamic corporate environment.

• Excellent verbal and written communication skills for professional stakeholder interaction.

• Tech-savvy.

About Us:

In OneSystems Technologies we provide peace of mind with end-to-end security and communication solutions, affiliation with core partnerships enables innovative and reliable integrated system opportunities across industries and applications. By optimizing your communication and security systems through our valued partnerships, we deliver smart and integrated turnkey solutions that meet diverse business needs.

Role Overview:

We are seeking a Senior Project Engineer responsible for leading, planning, coordinating, and overseeing project execution to ensure timely and successful delivery. This role involves reviewing system designs, supervising installations, and managing communication with stakeholders. The position also provides technical leadership and guidance to project teams. Strong technical expertise, leadership, organizational skills, and attention to detail are essential for ensuring project quality, compliance, and successful project outcomes.

Roles & Responsibilities

• Lead project planning, scheduling, and execution, ensuring alignment with overall project goals and timelines.
• Coordinate with clients, stakeholders, contractors, and suppliers to ensure smooth project delivery and resolve complex issues.
• Attend site meetings as required, professionally representing the company and providing technical insights.
• Oversee and ensure timely submission of timesheets, expense reports, project trackers, and all required documentation.
• Review system designs before installation, identifying and addressing technical, functional, or compatibility issues while ensuring compliance with client standards.
• Supervise and manage installation teams, including internal technicians and local service partners, ensuring high-quality workmanship and adherence to project specifications.
• Provide regular progress updates to the Project Manager, supporting efficient resource planning and project execution.

Job Requirements

• Degree or Diploma in Electronic Engineering, or a related field
• Minimum 5–7 years of relevant industry experience in security and communication systems installation, servicing, or design, with demonstrated leadership experience.
• Proven organizational and security system trouble shooting skills.
• Practical aptitude and ability to work independently, prioritize work schedule and make own decisions.
• Strong organizational skills and ability to work under pressure to meet tight deadline.
• High attention to detail with a strong commitment to quality and a proactive “can-do” attitude.
• Good commercial awareness and understanding of project cost control.
• IT literacy, preferably in MS Office. Knowledge of AutoCAD will be an added advantage.
• Demonstrable knowledge of IP technology and basic understanding of networking (e.g. Cisco, TCP/IP, routing, switching )

About Us:

In OneSystems Technologies we provide peace of mind with end-to-end security and communication solutions, affiliation with core partnerships enables innovative and reliable integrated system opportunities across industries and applications. By optimizing your communication and security systems through our valued partnerships, we deliver smart and integrated turnkey solutions that meet diverse business needs.

Role Overview:

We are seeking a Senior Project Engineer responsible for leading, planning, coordinating, and overseeing project execution to ensure timely and successful delivery. This role involves reviewing system designs, supervising installations, and managing communication with stakeholders. The position also provides technical leadership and guidance to project teams. Strong technical expertise, leadership, organizational skills, and attention to detail are essential for ensuring project quality, compliance, and successful project outcomes.

Roles & Responsibilities

• Lead project planning, scheduling, and execution, ensuring alignment with overall project goals and timelines.
• Coordinate with clients, stakeholders, contractors, and suppliers to ensure smooth project delivery and resolve complex issues.
• Attend site meetings as required, professionally representing the company and providing technical insights.
• Oversee and ensure timely submission of timesheets, expense reports, project trackers, and all required documentation.
• Review system designs before installation, identifying and addressing technical, functional, or compatibility issues while ensuring compliance with client standards.
• Supervise and manage installation teams, including internal technicians and local service partners, ensuring high-quality workmanship and adherence to project specifications.
• Provide regular progress updates to the Project Manager, supporting efficient resource planning and project execution.

Job Requirements

• Degree or Diploma in Electronic Engineering, or a related field
• Minimum 5–7 years of relevant industry experience in security and communication systems installation, servicing, or design, with demonstrated leadership experience.
• Proven organizational and security system trouble shooting skills.
• Practical aptitude and ability to work independently, prioritize work schedule and make own decisions.
• Strong organizational skills and ability to work under pressure to meet tight deadline.
• High attention to detail with a strong commitment to quality and a proactive “can-do” attitude.
• Good commercial awareness and understanding of project cost control.
• IT literacy, preferably in MS Office. Knowledge of AutoCAD will be an added advantage.
• Demonstrable knowledge of IP technology and basic understanding of networking (e.g. Cisco, TCP/IP, routing, switching )

About Us:

In OneSystems Technologies we provide peace of mind with end-to-end security and communication solutions, affiliation with core partnerships enables innovative and reliable integrated system opportunities across industries and applications. By optimizing your communication and security systems through our valued partnerships, we deliver smart and integrated turnkey solutions that meet diverse business needs.

Role Overview:

We are seeking a Project Engineer responsible for planning, coordinating, and overseeing project execution to ensure timely and successful delivery. This role involves reviewing system designs, supervising installations, and managing communication with stakeholders. Strong technical expertise, organizational skills, and attention to detail are essential for ensuring project quality and compliance

Roles & Responsibilities

• Assist in project planning and scheduling, ensuring timely execution and alignment with project goals.
• Coordinate with project stakeholders, contractors, and suppliers to facilitate smooth operations and address project requirements.
• Attend site meetings as required, professionally representing the company and providing technical insights.
• Ensure timely submission of personal timesheets, expense reports, project tracker updates, and other required documentation on a weekly basis.
• Review system designs before installation, identifying and addressing technical, functional, or compatibility issues while ensuring compliance with client standards.
• Supervise and manage installation teams, including internal technicians and local service partners, ensuring high-quality workmanship and adherence to project specifications.
• Provide regular progress updates to the Project Manager, supporting efficient resource planning and project execution.

Job Requirements

• Degree or Diploma in Electronic Engineering, or a related field
• 3 year’s industry experience working n ELV Systems (security and communication) installations, servicing, or design.
• Proven organizational and security system trouble shooting skills.
• Practical aptitude and ability to work independently, prioritize work schedule and make own decisions.
• Logical worker, able to work under pressure to meet deadlines and ability to prioritize well.
• High quality of work and a ‘can do’ attitude.
• Commercial awareness.
• IT literacy, preferably in MS Office. Knowledge of AutoCAD will be an added advantage.
• Demonstrable knowledge of IP technology and basic understanding of networking (e.g. Cisco, TCP/IP, routing, switching )

About Us:

In OneSystems Technologies we provide peace of mind with end-to-end security and communication solutions, affiliation with core partnerships enables innovative and reliable integrated system opportunities across industries and applications. By optimizing your communication and security systems through our valued partnerships, we deliver smart and integrated turnkey solutions that meet diverse business needs.

Role Overview:

We are seeking a Project Engineer responsible for planning, coordinating, and overseeing project execution to ensure timely and successful delivery. This role involves reviewing system designs, supervising installations, and managing communication with stakeholders. Strong technical expertise, organizational skills, and attention to detail are essential for ensuring project quality and compliance

Roles & Responsibilities

• Assist in project planning and scheduling, ensuring timely execution and alignment with project goals.
• Coordinate with project stakeholders, contractors, and suppliers to facilitate smooth operations and address project requirements.
• Attend site meetings as required, professionally representing the company and providing technical insights.
• Ensure timely submission of personal timesheets, expense reports, project tracker updates, and other required documentation on a weekly basis.
• Review system designs before installation, identifying and addressing technical, functional, or compatibility issues while ensuring compliance with client standards.
• Supervise and manage installation teams, including internal technicians and local service partners, ensuring high-quality workmanship and adherence to project specifications.
• Provide regular progress updates to the Project Manager, supporting efficient resource planning and project execution.

Job Requirements

• Degree or Diploma in Electronic Engineering, or a related field
• 3 year’s industry experience working n ELV Systems (security and communication) installations, servicing, or design.
• Proven organizational and security system trouble shooting skills.
• Practical aptitude and ability to work independently, prioritize work schedule and make own decisions.
• Logical worker, able to work under pressure to meet deadlines and ability to prioritize well.
• High quality of work and a ‘can do’ attitude.
• Commercial awareness.
• IT literacy, preferably in MS Office. Knowledge of AutoCAD will be an added advantage.
• Demonstrable knowledge of IP technology and basic understanding of networking (e.g. Cisco, TCP/IP, routing, switching )

About Us:

In OneSystems Technologies we provide peace of mind with end-to-end security and communication solutions, affiliation with core partnerships enables innovative and reliable integrated system opportunities across industries and applications. By optimizing your communication and security systems through our valued partnerships, we deliver smart and integrated turnkey solutions that meet diverse business needs.

Role Overview:

We are seeking a Project Engineer responsible for planning, coordinating, and overseeing project execution to ensure timely and successful delivery. This role involves reviewing system designs, supervising installations, and managing communication with stakeholders. Strong technical expertise, organizational skills, and attention to detail are essential for ensuring project quality and compliance

Roles & Responsibilities

• Assist in project planning and scheduling, ensuring timely execution and alignment with project goals.
• Coordinate with project stakeholders, contractors, and suppliers to facilitate smooth operations and address project requirements.
• Attend site meetings as required, professionally representing the company and providing technical insights.
• Ensure timely submission of personal timesheets, expense reports, project tracker updates, and other required documentation on a weekly basis.
• Review system designs before installation, identifying and addressing technical, functional, or compatibility issues while ensuring compliance with client standards.
• Supervise and manage installation teams, including internal technicians and local service partners, ensuring high-quality workmanship and adherence to project specifications.
• Provide regular progress updates to the Project Manager, supporting efficient resource planning and project execution.

Job Requirements

• Degree or Diploma in Electronic Engineering, or a related field
• 3 year’s industry experience working n ELV Systems (security and communication) installations, servicing, or design.
• Proven organizational and security system trouble shooting skills.
• Practical aptitude and ability to work independently, prioritize work schedule and make own decisions.
• Logical worker, able to work under pressure to meet deadlines and ability to prioritize well.
• High quality of work and a ‘can do’ attitude.
• Commercial awareness.
• IT literacy, preferably in MS Office. Knowledge of AutoCAD will be an added advantage.
• Demonstrable knowledge of IP technology and basic understanding of networking (e.g. Cisco, TCP/IP, routing, switching )