Maintenance Service Engineer (Electro-Optical Systems) DSC/TE - #1130548

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 – Advanced Networks & Sensors

Our Advanced Networks & Sensors business specializes in platform digitalization, advanced connectivity, and cutting-edge manufacturing. This diversity of capabilities presents a range of roles through which you can contribute to the development of innovative, secure, and patented products. Join our team and play a crucial role in developing tomorrow’s technology and connectivity solutions and services to sectors spanning defence, public security, government, and the commercial realm. Your work will have a global impact as we empower customers through advanced communications, intelligent sensors, and the deployment of AI-enabled Edge applications for mission-critical roles.

Together, We Can Make A Significant Impact

Responsible for preventive and corrective maintenance of stabilized electro-optical payload systems and associated peripheral equipment. This includes troubleshooting, repair, calibration, logistics coordination, and supporting the Service Delivery Manager in team supervision to ensure operational readiness and compliance with customer and quality standards.

Be Part of Our Success

• Perform comprehensive maintenance and repair of stabilized electro-optical payloads and peripheral equipment, including fault diagnosis, component-level troubleshooting, disassembly/assembly per OEM specifications, firmware/software installation, system configuration, calibration, and functional verification

• Lead and manage Return Material Authorization (RMA) processes for components requiring OEM repair, including documentation, packaging, and status tracking

• Plan, monitor, and control maintenance workflows, including preventive and corrective maintenance schedules, job tracking, and service reporting

• Maintain and optimize spare parts inventory, ensuring accurate stock levels and timely replenishment

• Oversee calibration compliance for tools and test equipment; coordinate calibration activities to meet ISO and OEM standards

• Provide on-site technical support at customer facilities for investigations and repairs, adhering to safety and security protocols

• Coordinate logistics operations for equipment collection and delivery between customer, OEM, and internal facilities

• Prepare and issue quotations for maintenance services and generate RFQs for vendor procurement

• Troubleshoot and resolve minor issues with diagnostic and test equipment to maintain operational readiness

• Assist the Service Delivery Manager in supervising and allocating tasks within the service engineering team, ensuring adherence to timelines and quality standards

• Occasional on-site work at naval bases or shipyards, requiring compliance with workplace safety regulations

• Secure handling of defense equipment and adherence to access control protocols

 Qualities We Value

• Degree in Mechanical, Electrical/Electronics, Mechatronics, or Computer Engineering

• Strong hands-on technical skills with precision assembly/disassembly capabilities and attention to detail

• Ability to interpret and execute OEM technical documentation and work instructions effectively

• Proficiency in Windows OS troubleshooting and basic hardware maintenance

• Experience with software tools for firmware and configuration uploads to electronic systems

• Solid foundation in electrical and electronic principles; capable of performing continuity checks and interpreting engineering schematics

• Competence in Microsoft Office applications for documentation, reporting, and data management

• Effective time management, task coordination, and strong interpersonal communication skills

• Shipyard safety certification (e.g., AWSHS) for work at naval bases preferred

• Prior experience with electro-optical systems or gimbal assemblies preferred

• Familiarity with ISO 9001 calibration and quality assurance practices preferred

• Possession of a valid Class 3 driving license for local logistics support preferred

• Working location is in Ang Mo Kio

• Singaporeans only

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.