> Markdown version of [/jobs/ext/3931928-systems-integration-test-engineer-sr-e3-orlando-fl-10100](https://www.wearedevelopers.com/jobs/ext/3931928-systems-integration-test-engineer-sr-e3-orlando-fl-10100). 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) Orlando, FL 10100 - **Company:** Lockheed Martin - **Location:** Orlando, FL, United States - **Experience:** Expert - **Salary:** $85,300.0 - $158,300.0 - **Contract:** Permanent contract - **Skills:** Hardware Design, System Testing, Systems Integration, Test Data, Test Execution Engine, SC Clearance, MIL-STD-810 Environmental Testing, Hardware Infrastructure - **Published:** October 26, 2026 - **Apply:** https://www.techcareers.com/job.asp?id=3467512674&tx=ZT1918TYV&pt=1&aff=0B19D771-A501-4A5E-8338-2A822B784D54&utm_source=Job%20Feed&utm_medium=textkernel&utm_campaign=DE&utm_term=0B19D771-A501-4A5E-8338-2A822B784D54 ## About the Role Bachelor's degree in an engineering field * Minimum 3 years of experience in Integration and Test (I&T), systems hardware testing, hardware development, integration and test, systems requirements * Strong understanding of test planning, test execution, and test analysis principles * Active Secret Clearance or ability to obtain Desired Skills * Excellent communication and interpersonal skills, with ability to work effectively with cross-functional teams * Master's degree in Engineering, Physics, or related field * Experience with competing Departmenf of Defense engineering company * Knowledge of industry standards and regulations, such as MIL-STD-810, MIL-STD-461, and DO-160 * Experience working in a fast-paced, dynamic environment with multiple priorities and deadlines * Strong problem-solving skills, with ability to analyze complex test data and provide recommendations for product design improvements * Ability to work independently and as part of a team with minimal supervision * Strong attention to detail, with ability to ensure accurate and reliable test results * Experience with preparing for Test Readiness and Flight Readiness Reviews Experience with Missile systems Experience with testing EO/IR technology ## 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.