> Markdown version of [/jobs/ext/2935954-principal-software-engineer](https://www.wearedevelopers.com/jobs/ext/2935954-principal-software-engineer). 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). --- # Principal Software Engineer - **Company:** Northrop Grumman - **Location:** Los Angeles, CA, United States - **Experience:** Expert - **Salary:** $114,000.0 - $171,000.0 - **Contract:** Permanent contract - **Skills:** JIRA, C++ (Programming Language), IBM Rational ClearCase, IBM Rational Clearquest, Python (Programming Language), Software Engineering, Software Project Management, Software Requirements Analysis, Git, SC Clearance - **Published:** September 16, 2026 - **Apply:** https://find.jobs/jobs-near-me/apply/ats-redirect/?id=2974004771-2 ## About the Role In this position you will be developing, testing, and debugging software for our cutting edge Navigation systems. As a member of our world class software development team, you will have opportunities to improve and expand your capabilities in software design and code development. You will also have opportunities to perform software and system integration on state of the art hardware, learn new software development techniques such as Model Based Engineering (MBE), and work in an agile and collaborative development environment. As a successful candidate, you will collaborate with peers across our organization and will have clearly demonstrated the strong leadership skills needed to join our top performing team. You will have a track record as an effective communicator and problem solver who is able to develop and maintain good working relationships with our internal and external customers. You will also have demonstrated a commitment to ethics and integrity, and the capability to innovate while challenging our traditional ways of doing business. You will make us even better!, * Bachelor's degree in STEM with 5 years of hands on software development experience; Masters in STEM with 3 years of hands on software development experience; PhD in STEM with 1 year of hands on software development experience * Experience with the full Software Development Life Cycle (SDLC) * Experience with programming in at least one of the following languages: + C + C++ + Python * Experience using at least one of the following software management and workflow automation tools: + ClearCase + Git + ClearQuest + Jira * U.S. Citizenship is required * Ability to obtain and maintain a U.S. Government Secret clearance * Required to work on site full-time, * Bachelor's degree in STEM with 8 years of hands on software development experience; Masters in STEM with 6 years of hands on software development experience; PhD in STEM with 4 year of hands on software development experience * Experience with the full Software Development Life Cycle (SDLC) * Experience with programming in at least one of the following languages: + C + C++ + Python * Experience using at least one of the following software management and workflow automation tools: + ClearCase + Git + ClearQuest + Jira * U.S. Citizenship is required * Ability to obtain and maintain a U.S. Government Secret clearance * Required to work on site full-time, * Current/Active U.S. Government Secret clearance * Excellent communication, analysis and problem-solving skills * Ability to work in a multi-disciplinary team environment * Understands Navigation Systems * Familiar with using DOORS for software requirements management * Experience with Git and CI/CD pipeline automation ## Related Videos - [Crew Management System for Airlines: Plan duties for pilots & flight attendants worldwide](https://www.wearedevelopers.com/videos/1444-crew-management-system-for-airlines-plan-duties-for-pilots-flight-attendants-worldwide) - [Improving quality with Agentic AI with Rovo Dev and Xray](https://www.wearedevelopers.com/videos/2005-improving-quality-with-agentic-ai-with-rovo-dev-and-xray) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Grappling With Clunky Old Software? Start by Understanding What’s Inside!](https://www.wearedevelopers.com/videos/1189-grappling-with-clunky-old-software-start-by-understanding-what-s-inside) - [Collaboration Quantified: Lessons from Open Source Developer Networks](https://www.wearedevelopers.com/videos/1422-collaboration-quantified-lessons-from-open-source-developer-networks) - [Git for Code Reviews](https://www.wearedevelopers.com/videos/429-git-for-code-reviews) ## Related Articles - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [How software is steering vehicle technology](https://www.wearedevelopers.com/magazine/515-how-software-is-steering-vehicle-technology) - [7 Important Tips That Every Software Developer Should Know](https://www.wearedevelopers.com/magazine/101-7-important-tips-that-every-software-developer-should-know) - [Best Countries for Software Engineers](https://www.wearedevelopers.com/magazine/267-best-countries-for-software-engineers)