Mechanical Engineer (UAS)

About the Role

We are looking for a Mechanical Engineer to design, analyze, and support the development of mechanical and structural systems for Unmanned Aircraft Systems (UAS). The role involves performing stress, thermal, and kinematic analyses, developing CAD models and engineering documentation, supporting prototyping and testing, and collaborating with cross-functional teams and vendors to ensure robust and reliable system performance.

Your Responsibilities Will Include

• Mechanical, structural and installation design work related to Unmanned Aircraft System (UAS) and relevant sub-systems.
• Sizing components for design of mechanical systems.
• Performs analysis related to the structural integrity for UAS flight critical systems. (Stress, weight and balance, kinematics, ETC)
• Performs engineering tests related to the design of UAS. (Thermal, stress, weight and balance, kinematics, ETC)
• Preparation of engineering document (Design report, Weight & Balance report, stress analysis report, engineering drawings, ETC)
• Preparation of CAD model and engineering drawings for Unmanned Aircraft System (UAS) and relevant sub-systems.
• Preparation of 3D printed parts (Additive Manufacturing) for prototypes
• Configuration control of design data in accordance with process
• Backup for deployment for UAS operations (weekdays & weekends).
• Support for operations in providing CFMS code for flight (weekdays & weekends)
• Liaising with vendors on fabrication/design work.

Requirements

• Degree in Mechanical, Mechatronics or Aerospace/Aeronautical Engineering. Hands-on experience with FEA tools
• CAD software proficiency in design and mechanical drawings (SolidWorks)
• Product design or Industrial design experience preferred
• Basic skill and knowledge to perform stress and thermal analysis
• Experience in manufacturing processes such as 3D printing, CNC machining and injection molding, etc.
• Able to support overseas deployment if required.
• Good communication skills and teamwork.

About Company

ST Engineering is a global technology, defence and engineering group with a diverse portfolio of businesses across the aerospace, smart city, defence and public security segments. The Group harnesses technology and innovation to solve real-world problems, enabling a more secure and sustainable world. Headquartered in Singapore, it has operations spanning Asia, Europe, the Middle East and the U.S., serving customers in more than 100 countries. ST Engineering reported revenue of over $12b in 2025 and ranks among the largest companies listed on the Singapore Exchange. It is a component stock of MSCI Singapore, FTSE Straits Times Index and Dow Jones Best-in-Class Asia Pacific Index.

About Commercial Aerospace

ST Engineering’s Commercial Aerospace business is a world-class Original Equipment Manufacturer (OEM) and Maintenance, Repair and Overhaul (MRO) service provider with proven solutions for practically every stage of an aircraft life cycle. With 50 years of reputable track record in aviation, backed by a highly experienced team of engineers and technicians across facilities in Asia Pacific, the U.S. and Europe, we know what it takes to keep the world flying safely.