> Markdown version of [/jobs/ext/4703713-senior-systems-engineer-mbse-sos-integration-lead](https://www.wearedevelopers.com/jobs/ext/4703713-senior-systems-engineer-mbse-sos-integration-lead). 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). --- # Senior Systems Engineer MBSE & SoS Integration Lead - **Company:** Systems, Inc - **Location:** Washington, DC, United States - **Experience:** Expert - **Salary:** $150,000 - $175,000 - **Contract:** Permanent contract - **Skills:** Systems Engineering, Systems Modeling Language, Systems Integration, UML, MagicDraw - **Published:** November 13, 2026 - **Apply:** https://www.nettemps.com/us/en/W8A22E4A06D9BCB618B.ntap ## About the Role Systems Planning and Analysis, Inc. (SPA) in Washington, DC, seeks a seasoned Systems Engineer for the Integrated Warfare Systems Group. The role covers system integration, interface management, MBSE, and lifecycle reviews to ensure mission success. Requirements include a DoD SECRET clearance, a Bachelor's degree in engineering, and 10+ years of SE experience. Master's degree and MBSE tools (MagicDraw/Cameo, UML/SysML) are advantageous. Salary range: $150,000-$175,000 per year.