Systems Integration Test Engineer, Sr

Job  

Date posted:
Apr. 28, 2026

Join the Next Generation Interceptor (NGI) team as a System Integration/Test Engineer. You'll help integrate, test, and validate missile defense systems that could change how we deter threats. This entry-level role gives hands‑on experience in cutting‑edge vehicle integration and test within a collaborative development environment.

• Support mechanical and electrical vehicle integration and testing to ensure full system functionality
• Coordinate readiness and daily test activities across multiple disciplines, including internal and external teams
• Conduct or assist in certified test procedures, ensuring accurate execution from initial build to final production
• Develop and follow test procedure flows at the production facility
• Coordinate equipment and software support for integration and test activities
• Analyze test results and prepare reports to verify and validate system performance
• Document discrepancies and support regression testing of software, components, and subsystems

• Collaborative, fast‑paced engineering team in Huntsville, AL
• Hands‑on work with mechanical and electrical systems in a development/test facility
• Interaction with multiple teams, including leadership, program managers, and external partners
• Standard office and lab environment; may require lifting or handling test equipment

• Work on cutting‑edge missile defense technology that protects our nation
• Gain broad experience across integration, test, and production environments
• Learn from experienced engineers and grow your technical and professional skills
• Contribute to projects with tangible impact and high visibility

Lockheed Martin develops technologies that safeguard global security. The NGI program strengthens missile defense capabilities by integrating advanced systems to detect, intercept, and neutralize threats. This role directly supports the mission by ensuring vehicles and subsystems work reliably and safely.

• Bachelor's degree in Mechanical or Electrical Engineering
• 3 years of mechanical and/or electrical test experience with subsystems or vehicle‑level systems
• Experience writing and/or executing test procedures in an Assembly, Test, and Launch Operations (ATLO) or production environment
• Experience presenting findings to leadership or customer stakeholders
• Ability to obtain a U.S. Secret clearance

• Certified Test Conductor experience
• Experience in missile assembly, integration, and test operations
• Development test experience at the unit, subsystem, or vehicle level

This position requires a government security clearance, and you must be a U.S. Citizen for consideration. Clearance Level: Secret.

Lockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics.