Note: The job is a remote job and is open to candidates in USA. AST SpaceMobile is building the first and only global cellular broadband network in space. They are seeking a Mechanical Harness Engineer to design, develop, and integrate electrical harnesses for Low Earth Orbit (LEO) satellite systems, ensuring efficient power and data transfer for successful missions.
Responsibilities
- Design and develop electrical harnesses for LEO satellite systems, considering mission requirements, space constraints, thermal considerations, and EMC requirements
- Collaborate with system engineers, electrical designers, and mechanical engineers to define harness specifications and design constraints
- Create and manage detailed harness drawings, including cable/wire routing, connector selection, splicing, and termination plans using CAD tools
- Ensure compliance with industry standards (e.g., IPC-WHMA-A-620, ECSS-E-HB-10-10) and space agency requirements
- Conduct analyses and simulations to verify mechanical integrity, electrical performance, and environmental resistance
- Support fabrication, assembly, and testing of harnesses, providing guidance to ensure quality and adherence to specifications
- Perform in-house testing and validation, including continuity checks, insulation resistance, and signal integrity testing
- Collaborate with suppliers to source space-qualified components while maintaining cost-effectiveness and schedule adherence
- Document all design and testing activities, including procedures, reports, and design changes
- Participate in design reviews and cross-functional meetings, providing technical insights for optimization
- Assist in troubleshooting harness-related issues during integration, testing, and in-orbit operations
- Stay current with advancements in harness technologies and explore opportunities for innovation
Skills
- Bachelor's or master's degree in Mechanical Engineering, Aerospace Engineering, or a related field
- A minimum of 3–5 years of experience in electrical harness design for aerospace or space applications
- Strong interpersonal skills and proven ability to collaborate effectively within cross-functional teams
- Excellent written and verbal communication skills
- Analytical mindset with strong problem-solving abilities
- Ability to manage multiple projects and meet deadlines
- Meticulous attention to detail to ensure accuracy in documentation and design
- Ability to work in a standard office environment and use a computer for extended periods
- Ability to work in clean room production environment
- Occasional hands-on work in lab environments for testing and validation
- Experience with high-reliability harness design for small satellites, CubeSats, or nano/microsatellites
- Knowledge of space-rated materials and manufacturing processes
- Familiarity with thermal analysis and thermal management techniques
- Previous work with major aerospace agencies or satellite manufacturers
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