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Principal or Senior (Sr.) Principal Systems Engineer (DoD Secret Clearance or Higher Required)

Requisition ID: R10071212

  • Category IconCategory: Engineering
  • Location IconLocation: San Diego, California, United States of America
  • Citizenship IconCitizenship Required: United States Citizenship
  • Clearance IconClearance Type: Secret
  • Telecommute IconTelecommute: Yes-May consider hybrid teleworking for this position
  • Shift IconShift: Any (United States of America)
  • Travel IconTravel Required: Yes, 10% of the Time

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.

Join Northrop Grumman on our continued mission to push the boundaries of possible across land, sea, air, space, and cyberspace. Enjoy a culture where your voice is valued and start contributing to our team of passionate professionals providing real-life solutions to our world’s biggest challenges. We take pride in creating purposeful work and allowing our employees to grow and achieve their goals every day by Defining Possible. With our competitive pay and comprehensive benefits, we have the right opportunities to fit your life and launch your career today.

Northrop Grumman Aerospace Sector is seeking a motivated Principal Engineer / Sr. Principal Engineer Systems Modeling Simulation to perform analysis activities in the System Analysis and Simulation organization. This individual will be responsible for executing Modeling and Simulation, and Mission Analysis efforts for autonomous systems, manned ISR and BMC2 platforms and future growth opportunities.

This position develops new and/or integrates existing system simulation frameworks, performance models and algorithms, threat models and command and control models. Simulates real-time operations and develops software that simulates behavior of systems. Develops integrates and uses advanced graphical user interfaces and visualization tools. Models operational environments, performs trade studies via computer simulation and recommends alternative architectures. Performs operational analysis and mission effectiveness analysis. This position is located in Rancho Bernardo, CA or Melbourne, FL.

This position can be filled at either the Principal or Sr. Principal level based on the qualifications below.

Essential Functions:

  • Conduct system level modeling, simulation and analysis of mission relevant scenarios for NGAS Global Surveillance business pursuits
  • Ensure appropriate communications up and down the chain of command including providing management briefings as well as status reports and metrics on the health of the projects. Engage in frequent interaction with the customers and other IPTs
  • Candidate will provide technical leadership to a team of system engineers/ analysts in the areas of Modeling and Simulation (M&S), Verification, Validation, and Accreditation (VV&A), and Mission/ Operational/ Impact Analysis
  • Interact as a team player/ leader utilizing strong analytical skills  

Basic Qualifications:

  • Principal Engineer: Bachelor’s Degree in STEM (Science, Technology, Engineering, Math) and 5 years of related engineering experience, or a Master's in STEM with 3 years of related experience, or a PhD in STEM and 1 year of related experience
  • Sr. Principal Engineer: Bachelor’s Degree in STEM (Science, Technology, Engineering, Math) and 9 years of related engineering experience, or a Master's in STEM with 7 years of related experience, or a PhD in STEM and 4 year of related experience
  • Must have an active DoD Secret clearance or higher (with a background investigation completed within the last 6 years or currently enrolled into Continuous Evaluation), must have ability to obtain DoD Top Secret clearance.

Preferred Qualifications:

  • Experience leading a team
  • Working knowledge in various aspects of Unmanned Aerial Systems (air vehicle, ground station, operations, sensor payloads, and/or communications) and Manned ISR and BMC2 Platforms
  • Direct experience in M&S/ Analysis methodologies and tools/standards (such as MATLAB or STK or AFSIM or DIS etc.) or M&S VV&A process
  • Active TS/SCI clearance preferred
  • Excellent communication skills


Salary Range: $101,400 USD - $152,200 USD
Salary Range 2: $125,800 USD - $188,600 USD

Employees may be eligible for 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 health and safety of our employees and their families is a top priority. The company encourages employees to remain up-to-date on their COVID-19 vaccinations. U.S. Northrop Grumman employees may be required, in the future, to be vaccinated or have an approved disability/medical or religious accommodation, pursuant to future court decisions and/or government action on the currently stayed federal contractor vaccine mandate under Executive Order 14042 https://www.saferfederalworkforce.gov/contractors/.

Northrop Grumman is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action 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/AA and Pay Transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for most positions.



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What's great about
Northrop Grumman

  1. Be part of a culture that thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work.
  2. Use your skills to build and deliver innovative tech solutions that protect the world and shape a better future.
  3. Enjoy benefits like work-life balance, education assistance and paid time off.


Did you know?

Northrop Grumman leads the industry team for NASA’s James Webb Space Telescope, the largest, most complex and powerful space telescope ever built. Launched in December 2021, the telescope incorporates innovative design, advanced technology, and groundbreaking engineering, and will fundamentally alter our understanding of the universe.