> Markdown version of [/jobs/ext/3730551-systems-integration-test-engineer-sr-e3](https://www.wearedevelopers.com/jobs/ext/3730551-systems-integration-test-engineer-sr-e3). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Systems Integration/Test Engineer Sr - E3 - **Company:** Lockheed Martin - **Location:** Huntsville, AL, United States - **Experience:** Expert - **Salary:** $85,300.0 - $158,300.0 - **Contract:** Contract - **Skills:** Data Analysis, System Testing, Systems Integration, Test Execution Engine, Software Verification - **Published:** October 14, 2026 - **Apply:** https://www.clearancejobs.com/jobs/9237684/systems-integrationtest-engineer-sr-e3 ## About the Role * Bachelors degree from an accredited college in a related discipline, or equivalent experience/combined education, with 5 years of professional experience or 3 years of professional experience with a related Masters degree * Ability to work in a fast-paced, collaborative team environment with teams of engineers and/or technicians * Experience with system test requirements, developing test plans and test procedures * Experience in test engineering; analyzing and resolving problems; electrical and mechanical background and EGSE knowledge * Must be a US Citizen. This position is located at a facility that requires special access and clearance * Interim or final secret clearance * Experience with test and requirements verification including the test development process, test execution, data analysis, anomaly resolution, and ground test equipment * Must be able to travel 25% Desired Skills * Experienced Test Conductor on Space Vehicle Integration and Test Programs, including: Component and System Level Functional and Environmental test Experience in Space Vehicle Test Operations including the test development process, test execution, data analysis, and anomaly resolution * Excellent technical writing, planning and verbal communication skills, strong social skills, and ability to achieve consensus among peers while building solid relationships with team members ## Description Plans, implements, tests, documents, and maintains solutions for the integration and testing of in-house developed and COTS/GOTS components, elements, subsystems and/or systems. Synthesizes customer contractual needs and requirements into system test solutions that acknowledge technical, schedule and cost constraints. Establishes functional and technical specifications and standards, solves hardware/software interface problems, defines input/output parameters, and ensures integration of the entire system or subsystem. Reviews, evaluates and derives requirements for testability, develops and directs preparation and execution of comprehensive test plans, procedures and schedules for complete systems and/or subsystems. Coordinates subsystem and/or system testing activities with programs and other organizations. Performs analysis of test results and prepares comprehensive subsystem and/or system level evaluation reports which verify and validate system performance. Writes discrepancy reports and performs integration regression testing to verify/validate incorporated fixes to software, components, subsystems and systems.