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Northrop Grumman · Multiple locations

# Senior Principal Engineer Systems (AHT)

Multiple locations Full-time Senior individual contributor $0.00 - $0.00 Operations 

Listed on Northrop Grumman’s official careers site. Posted October 3, 2026. Check that it is still open and apply there.
[Apply on Northrop Grumman’s careers site →](https://ngc.wd1.myworkdayjobs.com/Northrop_Grumman_External_Site/job/United-States-Virginia-Dulles/Sr-Principal-Engineer-Systems--AHT-_R10244186)

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## Job description

### RELOCATION ASSISTANCE

Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time Description At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon.

We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work — and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history. Northrop Grumman’s Space Sector is seeking a Senior Principal (Level 4) to join our team in Dulles, VA.

The qualified candidates will support new programs within the Space Superiority and Warfighting Division. This position is 100% onsite and cannot accommodate telecommute work. The typical work schedule is a 9/80, with every other Friday off. In this job, you will be responsible for: 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.

### Basic Qualifications

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 #NOVASPACE NoVASpace Primary Level Salary Range: $0.00 - $0.00 The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions.

Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.

The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates. Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class.

For our complete EEO and pay transparency statement, please visit [http://www.northropgrumman.com/EEO](http://www.northropgrumman.com/EEO). U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.

## At a glance
- Posted by the employer: Oct 3, 2026
- First seen by OpenNash: Aug 21, 2026
- Last checked: Oct 18, 2026
- Listed for: 58 days
- Location: Multiple locations
- Employment type: Full-time
- Pay: $0.00 - $0.00[Apply on Northrop Grumman’s careers site →](https://ngc.wd1.myworkdayjobs.com/Northrop_Grumman_External_Site/job/United-States-Virginia-Dulles/Sr-Principal-Engineer-Systems--AHT-_R10244186)

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