Entry Level Spacecraft Integration and Test Engineer - Millennium Space Systems

About the role

Millennium Space Systems, a part of Boeing Defense, Space and Security (BDS), is a fast, agile small satellite company focused on national security space. Our missions have direct impact to global security, like missile warning and Earth observation. Our team is curious, bold and innovative. We take risks, innovate and explore new techniques and technologies. We influence change because we challenge the status quo. And when we watch our satellites launch, we know each one of us made it happen. We are seeking highly motivated applicants to join our world-class team and help create the future of affordable, high-reliability space systems. We are looking for candidates who have demonstrated practical problem-solving experience in their previous roles or projects. This is a full-time position in El Segundo, CA. This position's internal job code is Systems Engineer. Our team is hiring for levels 1-2. The position is not contingent upon program award.

Responsibilities

• Conduct electrical verification of spacecraft subsystems using a variety of standard test equipment
• Work with other teams to mechanically integrate satellite components into complex assemblies in a continuously evolving production environment
• Generate and maintain version-controlled test scripts for automated spacecraft testing
• Author test procedures and plans across common satellite subsystems from engineering drawings, schematics, and ICDs
• Validate requirements through stringent V&V process on both prototype and flight build
• Interface with technicians, quality inspectors, and engineers in a cleanroom
• Contribute to environmental testing campaigns (EMI/C, Dynamics, TVAC) as a test conductor
• Document, analyze, and provide resolution for non-conformances and implement corrective actions

Requirements

• Completed bachelor’s degree in Aerospace Engineering, Electrical Engineering, Mechanical Engineering, Computer Engineering, Physics, Math or similar. Graduate degree programs also accepted
• Experience with the build, assembly, or testing of complex systems
• Ability to read engineering drawings, technical documents, and schematics
• Ability to obtain a U.S. Security Clearance (requires U.S. Citizenship); interim and/or final U.S. Top Secret/SCI Clearance Post‑Start required
• Willingness to apply for and maintain a security clearance
• Employer will not sponsor employment visa status

Preferred Qualifications

• For Electrical or Aerospace background: Strong knowledge of electrical engineering circuit design principles, grounding, radio, test equipment, ESD, or spacecraft subsystems
• For Mechanical Engineering background: Strong knowledge of mechanical assemblies, manufacturing processes, or industry standards
• Must be willing to work in a small team, fast‑paced environment
• Ability to make sound engineering judgements with limited information