Software Engineer Sr - level 3

Lockheed Martin • Fort Worth, TX, United States • Posted May 28, 2026

Location Fort Worth, TX
Job Type Full-time
Category other-general
Posted May 28, 2026
**Description:**
You will be the Software Engineer Sr for the Simulation & Systems Labs (SSL) which is responsible for delivering advanced simulation and integration solutions that empower warfighters worldwide.
**What You Will Be Doing**
As the Software Engineer Sr you will be responsible for integration and troubleshooting of SSS software products in hardware‑in‑the‑loop and man‑in‑the‑loop lab environments, while contributing to the design, development, and deployment of real‑time simulation systems.
Your responsibilities will include:
+ Integrate and troubleshoot SSS software in HIL and MIL lab environments.
+ Develop and maintain distributed real‑time simulation code for aircraft and hardware interfaces.
+ Apply technical principles to reuse existing software and support digital transformation initiatives.
+ Collaborate within an Agile, DevSecOps team to deliver high‑quality, mission‑critical capabilities.
+ Support flight‑testing activities and ensure s...

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