> Markdown version of [/jobs/ext/2463090-sr-principal-engineer-systems-aht](https://www.wearedevelopers.com/jobs/ext/2463090-sr-principal-engineer-systems-aht). 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).

---

# Sr Principal Engineer Systems (AHT)

- **Company:** Northrop Grumman
- **Location:** Dulles, VA, United States (Remote available)
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Systems Engineering, Digital Electronics, Network Interface Controllers, Python (Programming Language), MATLAB, Software Tools, Requirements Management, Subsystems, Systems Architecture, Systems Integration, Scripting, Orbital Mechanics
- **Published:** August 14, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9092191/sr-principal-engineer-systems-aht

## About the Role

* Bachelor's degree with 8 years of professional experience or Master's degree with 6 years of professional experience or PhD with 4 years of professional experience
 * Requires an active Top-Secret/Sensitive Compartmented Information (SCI) clearance at time of application
 * Experience in systems engineering to include architectural studies, technical baseline definition, requirements & interface management, hardware/software integration, and mission planning & execution
 * Experience leading a cross-discipline engineering team
 * Experience with developing and presenting briefing slides to senior leaders and executive level personnel

Preferred Qualifications:

 * Exposure to space vehicle design and production, launch and mission operations
 * Experience working on Class B, C, or D Space Systems.
 * Experience in system architecture, CONOPs development, or model-based system engineering
 * Experience in scripting languages and modeling tools (e.g. Python, STOL, MATLAB, STK, etc)
 * Experience in any of the following areas is also desired: orbital mechanics, orbital debris modeling, spacecraft attitude control, power systems and modeling, avionics or digital electronics design, risk analysis, communications, or spacecraft integration and testing

## Description

* Supporting major program milestones and readiness reviews by developing technical content and summarizing them into presentations for key stakeholders.
 * Authoring and providing input to program data products and other vital deliverables.
 * Working with mission partners to accurately model mission-level elements.
 * Assessment of a vehicle's day-in-the-life and creation of design reference missions (DRMs).
 * Producing miscellaneous analyses, such as propellant budget analyses, on-orbit fuel requirements, RF link budgets, and mission lifetime estimates.
 * Development of analysis tools as required.
 * Requirements Management, including the decomposition of requirements from the Mission down to Subsystems.
 * Interface Management, including the development of Interface Control Documentation.

This position is contingent upon the candidate obtaining final clearances and program access(es) within a reasonable period of time as determined by the company.


## Related Videos

- [10M Data Records Lost, Underwater Computing, and Psychedelic Fish - Matthias Geniar](https://www.wearedevelopers.com/videos/1908-10m-data-records-lost-underwater-computing-and-psychedelic-fish-matthias-geniar)
- [JavaScript? No. Java Scripts! - Scripting with Java](https://www.wearedevelopers.com/videos/2094-javascript-no-java-scripts-scripting-with-java)
- [Leveraging Large Language Models for Legacy Code Translation: Challenges and Solutions](https://www.wearedevelopers.com/videos/1157-leveraging-large-language-models-for-legacy-code-translation-challenges-and-solutions)
- [The Software Engineer 2030: From Coder To AI Orchestrator? - Patrick Schnell](https://www.wearedevelopers.com/videos/1825-the-software-engineer-2030-from-coder-to-ai-orchestrator-patrick-schnell)
- [Develop on Windows, Deploy on Red Hat Enterprise Linux](https://www.wearedevelopers.com/videos/1600-develop-on-windows-deploy-on-red-hat-enterprise-linux)
- [Building a hypercar from scratch](https://www.wearedevelopers.com/videos/607-building-a-hypercar-from-scratch)

## Related Articles

- [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)
- [Top 6 Hackathons for Developers in 2023](https://www.wearedevelopers.com/magazine/263-top-6-hackathons-for-developers-in-2023)
- [Is Software Engineering Hard?](https://www.wearedevelopers.com/magazine/448-is-software-engineering-hard)
- [From developer to manager – what does it take to become an engineering manager?](https://www.wearedevelopers.com/magazine/42-from-developer-to-manager-what-does-it-take-to-become-an-engineering-manager)
- [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers)
- [What Jobs Can You Get with a Software Engineering Degree?](https://www.wearedevelopers.com/magazine/398-what-jobs-can-you-get-with-a-software-engineering-degree)