About ST Engineering
ST Engineering is a global technology, defence, and engineering group with offices across Asia, Europe, the Middle East, and the U.S., serving customers in more than 100 countries. The Group uses technology and innovation to solve real-world problems and improve lives through its diverse portfolio of businesses across the aerospace, smart city, defence, and public security segments. Headquartered in Singapore, ST Engineering ranks among the largest companies listed on the Singapore Exchange.
Our history spans more than 50 years, and our strategy is underpinned by our core values – Integrity, Value Creation, Courage, Commitment and Compassion. These 5 core values guide every aspect of our business and are embedded in our ST Engineering culture – from the people we hire, to working with each other, to our partners and customers.
About our Line of Business – Cloud & Data Centre Solutions
ST Engineering Cloud and Data Centre Solutions Pte Ltd provide all aspects of cloud management, services, and solutions, from initial setup and migration to ongoing operations and optimization. Services include engineering works to design, build and provide facility management service for mission critical environments such data centers, disaster recovery, and business continuity sites.
Together, We Can Make A Significant Impact
This position involves being responsible for providing deep mechanical engineering expertise to ensure high availability, efficiency, and reliability of all mechanical systems within the data centre. This role supports critical facility operations, establishes engineering standards, oversees mechanical maintenance, and ensures that all infrastructure—including cooling systems, HVAC, CRAC/CRAH units, chillers, and fuel systems—meets performance, resilience, and regulatory requirements. The individual will need to work effectively as part of a team and communicate professionally with colleagues, supervisors and customers.
Be Part of Our Success
- Serve as the primary technical authority for mechanical and thermal systems across the data centre.
- Establish mechanical engineering standards, operating guidelines, and performance benchmarks.
- Provide technical input and consultation for cooling designs, system upgrades, troubleshooting, and incident investigations.
- Conduct system performance audits, thermal risk assessments, and efficiency studies.
- Oversee mechanical equipment operations including (but not limited to):Chillers and chiller plantsCooling towers and condenser water systemsCRAC/CRAH units & In-Row/In-Rack cooling systemsAHUs, ventilation systems, and building HVACPumps, heat exchangers, valves, and piping networksFuel systems (for generators) from a mechanical perspectiveFire suppression and water leak detection systems
- Improve resilience and uptime of mechanical systems through continuous improvement programs.
- Lead mechanical Root Cause Analyses (RCA) for cooling or mechanical incidents.
- Maintain and update mechanical schematics, sequence of operations (SOO), and emergency procedures.
- Support thermal load studies, bottleneck analysis, and cooling capacity planning.
- Evaluate redundancy strategies (N, N+1, 2N) and mechanical failover scenarios.
- Review and approve mechanical designs, technical drawings, method statements, and shop drawings.
- Serve as SME for construction, renovation, and expansion projects involving mechanical systems.
- Participate in FAT, SAT, IST, and integrated cooling system performance testing.
- Ensure all new installations meet safety, efficiency, and uptime requirements.
- Ensure compliance with all relevant standards and codes (ASHRAE, ISO, NFPA, local building and mechanical codes).
- Enforce mechanical safety protocols and review risk assessments and PTW/LOTO processes as applicable.
- Maintain accurate mechanical documentation, system reports, performance logs, and audit records.
Qualities We Value
- Bachelor’s Degree in Mechanical Engineering or equivalent.
- At least 5 years of experience in data centre, mission-critical, industrial, or large-scale HVAC/ Mechanical engineering.
- Strong knowledge of chilled water systems, air distribution, thermal management, and mechanical redundancy design.
- Experience with cooling optimization, PUE improvement initiatives, and energy efficiency strategies.
- Strong analytical and problem-solving skills in mechanical system operations.
- Ability to interpret mechanical schematics and engineering drawings.
- Strong vendor and project management capabilities.
- Excellent communication and detailed technical documentation skills.
Our Commitment That Goes Beyond the Norm
- An environment where you will be working on cutting-edge technologies and architectures.
- Safe space where diverse perspectives are valued, and everyone’s unique contributions are celebrated.
- Meaningful work and projects that make a difference in people’s lives.
- A fun, passionate and collaborative workplace.
- Competitive remuneration and comprehensive benefits.
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