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# Principal / Sr. Principal Simulation Software Engineer

- **Company:** Northrop Grumman
- **Location:** Oklahoma City, OK, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** C (Programming Language), Agile Methodology, Systems Engineering, JIRA, Automation of Tests, C++ (Programming Language), Cloud Computing, Python (Programming Language), Scrum Methodology, Systems Development Life Cycle, Real-Time Operating Systems, Fortify (Software), SAP (Applications), Simulation Software, Software Engineering, SonarQube, Subversion, Gitlab, Bitbucket, Devsecops, Atlassian Bamboo, Jenkins
- **Published:** August 8, 2026
- **Apply:** https://us.experteer.com/career/view-jobs/principal-sr-principal-simulation-software-engineer-oklahoma-city-ok-usa-58847040

## About the Role

real-time, to resolve problems related to program intent, data and controls * Contribute to multiple software baselines within Agile Scrum teams Tasks * Bachelor's degree in STEM with 5 years of related engineering experience, or Master's with 3 years, or PhD with 1 year (Principal level) * Experience with SDLC from design to deployment * Proficiency in C, C++, and Python * Experience with two or more tools (Jira, Crucible, Bitbucket, Subversion, Bamboo, Jenkins, Gitlab, Sonarqube, Fortify, or Coverity) * Active U.S. Government Secret or higher clearance and ability to obtain SAP clearance Key requirements * health insurance * life and disability insurance * savings plan * Company paid holidays * PTO * relocation assistance

## Description

Experteer Overview In this role you design, develop, integrate and test embedded mission systems software for flight simulation. You collaborate with multi-disciplinary teams to deliver real-time, simulation-driven solutions that support current and future programs. You will own architecture, implementation and qualification across the SDLC in an Agile environment. This role offers impactful work shaping defense-grade simulation capabilities. You will work with cross-functional teams to deploy robust software that customers rely on. Compensation / Benefits * Design, architecture, and development of embedded mission systems software for real-time operating systems * End-to-end SDLC participation including requirements, design, implementation, qualification, and delivery * Flight simulation software development and integration for end-user customers * Collaborate with Systems Engineering, Cloud & Application, Test Automation, DevSecOps and Systems Test in Agile teams * Analyze system capabilities to resolve problems related to program intent, data and controls * Contribute to multiple software baselines within Agile Scrum teams Tasks * Bachelor's degree in STEM with 5 years of related engineering experience, or Master's with 3 years, or PhD with 1 year (Principal level) * Experience with SDLC from design to deployment * Proficiency in C, C++, and Python * Experience with two or more tools (Jira, Crucible, Bitbucket, Subversion, Bamboo, Jenkins, Gitlab, Sonarqube, Fortify, or Coverity) * Active U.S. Government Secret or higher clearance and ability to obtain SAP clearance Key requirements * health insurance * life and disability insurance * savings plan * Company paid holidays * PTO * relocation assistance


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