# Assistant Engineer, Maintenance (Submarine) [ST Engineering](https://www.jorb.ai/firms/st-engineering.md) · Singapore · [Electrical Engineering](https://www.jorb.ai/jobs/electrical-engineering.md) ST Engineering is hiring a Assistant Engineer, Maintenance (Submarine) in Singapore. Posted 2026-09-29; applications close 2026-11-28. **Apply**: https://careers.stengg.com/job/ST-Electronics-Hub-Assistant-Engineer%2C-Maintenance-%28Submarine%29/1368097966/ Posted 1d ago. ## Role details **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 Business – Unmanned & Integrated Systems** Our Unmanned & Integrated Systems business offers holistic solutions in system engineering and integration. We pioneer maritime robotics and autonomy solutions, provide system integration for complex naval and island air defence System-of-Systems (SoS), and manage the operation and maintenance of Command, Control, Communications, Computers Intelligence (C4I) systems. We cater to the needs of Defence, Public Safety & Security, and Commercial clients worldwide, providing seamless and innovative services that redefine possibilities. **Together, We Can Make A Significant Impact** As an Assistant / Maintenance Engineer (Submarine), you will be responsible for the maintenance of electronics systems such as radar, communication, sonar, and weapon systems onboard submarines and shore facilities. You will work closely with other engineers, Service Delivery Managers, and Project Managers to deliver quality maintenance services to our customers. You will have opportunities to be short-listed for participation in short-term overseas attachment and training courses, and opportunities to manage maintenance operations at team, workshop, or department level. **Key Responsibilities** - Perform maintenance tasks on electronics systems such as radar, communication, sonar, and weapon systems onboard submarines and shore facilities. - Perform installation/removal work for equipment/systems. - Conduct pre-installation checks, calibration checks, and functional checks for equipment/systems before delivery. - Work closely with the Customer and OEM to ensure timely delivery of equipment/systems. - Perform repair and servicing of electronics units/assemblies. **Qualities We Value (Requirements)** - Good knowledge in Electronics / Telecommunication / Digital and Network Engineering or Mechatronics Engineering, or other certifications with Electronics-related modules. - Working knowledge and experience on electronics systems such as radar, communication, sonar, and weapon systems will be an advantage, but not required as training will be provided. - Applicants must have good interpersonal skills, teamwork, and discipline. - Applicants should be motivated and proactive. - Singaporean only. **Contract Details** - Open to 2-year contract, renewable. **Our Commitment That Goes Beyond the Norm** - An environment where you will be working on cutting-edge technologies and architectures. - A 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. **Location:** Changi (site) ## Applying to this role This Assistant Engineer, Maintenance (Submarine) role at ST Engineering runs through the firm's own careers portal and expects a CV and cover letter written specifically for the posting, not a portable submission carried across firms. Jorb AI's application agent tailors a CV and cover letter from your background to this posting and tracks the role alongside the rest of your applications. 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