Northrop Grumman Aeronautics Systems has an opening for a Senior Principal Test Engineer to join our team of qualified, diverse individuals in our RAD organization. This role is located in San Diego, CA or El Segundo, CA.
Northrop Grumman’s Aeronautics Systems – Research & Advanced Design (R&AD) transforms breakthrough ideas into mission-ready capabilities through intelligent anticipation. We’re the front-end design engine, defining what comes next. From developing cutting-edge next-generation future aircraft to trailblazing collaborative autonomous platforms, we push the boundaries of technology and forge industry-leading partnerships that set new standards for what’s possible.
Our team owns the full lifecycle of advanced concept creation, from visionary early-stage designs and rapid prototyping to high-impact demonstrations and solving the toughest technical challenges in survivability, autonomy, and battle management. We seek curious, adaptable people who thrive on turning intuition into breakthrough solutions. If you’re driven to invent the future, build what’s next, and shape the landscape of national security, this is where you belong.
This team is part of the Research and Advanced Design division working on exciting next generation technologies. In this role, you will be responsible for all facets of the test program, including lab and flight test staffing, planning, execution, and reporting.
Success in this role will be attained by being highly motivated and self-starting, with relevant test experience, supporting test activities in the System Integration Lab (SIL) in Rancho Bernardo and ground and flight tests.
Responsibilities:
- Orchestrate lab, ground and flight integration and developmental testing for NGAS.
- Ensure engineering tests serve developmental objectives and mechanisms are in place to execute the tests.
- Review status of test requirements, manage schedules, prepare test plans and test reports.
- Identify all test and test program risks, issues, and pressures and develop mitigation and closure plans.
- Coordinate ground test engineering and operations, aircraft modifications for testing, frequent interaction with Engineering in Rancho Bernardo, Space Park, El Segundo, and Palmdale, ensuring cost and schedule performance targets are met.
- Provide program leadership with test site employee staffing forecasts and provide timely resource forecasts to program management, assuring that proper staffing is in place to execute the Test Statement of Work.
- Excellent communication skills, experience leading test engineering personnel, and be capable of working in a matrix environment with multiple sources of management guidance.
You may be required to support extended shifts and occasional weekends as required to maintain program schedules.
Basic Qualifications:
- Must have a Bachelors of Science degree in a STEM field and at least 8 years of relevant Ground and Flight test military / professional experience, OR a Master's Degree in a STEM field and at least 6 years of relevant Ground and Flight test military / professional experience, OR a PhD and at least 4 years of relevant Ground and Flight test military / professional experience
- Must have experience leading flight test programs
- Must have experience with program risk, opportunity and issue management processes
- Must have the ability to obtain and maintain a US Government Top Secret or higher clearance
- Must have the ability to obtain and maintain Special Access Program (SAP) clearance within a reasonable amount of time as determined by business needs.
- Must have the ability to travel up to 25% of your time
Preferred Qualifications:
- An additional 2 years experience to those listed in the basic qualifications
- Experience leading a Test team in a dynamic work environment
- Excellent organizational and written communication skills, as well as project management planning and presentation skills
- Proficient with MS Project, Excel, Power Point, Word
- Demonstrated ability to create trusted relationships
- Experience with Jira and Confluence tools
- An active US Government Top Secret clearance (with a background investigation completed within the last 6 years or currently enrolled into Continuous Evaluation).
- Prior clearance to a Special Access Program (SAP) or Special Compartmentalized Information (SCI)
Skills Required
- Bachelor of Science in a STEM field with at least 8 years relevant ground and flight test experience, OR Master’s in a STEM field with at least 6 years experience, OR PhD with at least 4 years experience
- Experience leading flight test programs
- Experience with program risk, opportunity, and issue management processes
- Ability to obtain and maintain a US Government Top Secret or higher clearance
- Ability to obtain and maintain Special Access Program (SAP) clearance within a reasonable amount of time
- Ability to travel up to 25% of the time
- Experience leading a test team in a dynamic environment
- Additional 2 years of experience beyond basic qualifications
- Excellent organizational, written communication, project management planning and presentation skills
- Proficient with MS Project, Excel, PowerPoint, Word
- Experience with Jira and Confluence tools
- Active US Government Top Secret clearance or recent background investigation (preferred)
- Prior clearance to a Special Access Program (SAP) or SCI (preferred)
Northrop Grumman Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Northrop Grumman and has not been reviewed or approved by Northrop Grumman.
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Retirement Support — 401(k) matching is considered strong, with additional defined-benefit coverage for certain cohorts and options like catch-up contributions. Retirement programs are repeatedly highlighted as a core strength of the total rewards.
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Leave & Time Off Breadth — PTO, company-paid holidays, and compressed work schedules (such as 9/80) provide meaningful time away and flexibility. These scheduling options are cited as a major quality-of-life benefit across many locations.
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Parental & Family Support — Paid parental leave alongside caregiver leave, adoption assistance, and back-up care supports a range of family needs. These programs have been expanded recently, signaling continued investment in family support.
Northrop Grumman Insights
What We Do
We are a close-knit community of big thinkers collaborating to keep the world safe. Our passion, creativity and expertise bring next-level technology solutions to life in autonomous systems, cyber, C4ISR, strike, space, and logistics and modernization for our customers around the globe. On the Northrop Grumman team, you’ll join our pursuit of excellence immersed in a dynamic culture of innovation and respect. Your unique perspective will help achieve our shared vision for the future of global security. Every step of the way, you'll be supported by world-class training, employee resource groups and a comprehensive benefits package that enables greater health and happiness for you and your family. Worldwide and across disciplines, we’re challenging what’s possible for technology to protect people and places from undersea to outer space and into cyberspace. And we see the impact of our performance every day. We are Northrop Grumman, and we work on what matters—now, you too can make a difference. Explore opportunities in engineering, IT, manufacturing, business management, cybersecurity and more with us. Northrop Grumman is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action Employer.





