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Sr. Principal Guidance Navigation and Control Engineer with Active Clearance

Requisition ID: R10043360

  • Category IconCategory: Engineering
  • Location IconLocation: Northridge, California, United States of America
  • Citizenship IconCitizenship Required: United States Citizenship
  • Clearance IconClearance Type: Secret
  • Telecommute IconTelecommute: No- Teleworking not available for this position
  • Shift IconShift: 1st Shift (United States of America)
  • Travel IconTravel Required: Yes, 10% of the Time
  • Positions IconPositions Available: 1

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 Defense Systems is currently seeking a Sr Principal GNC Engineer in Northridge CA.  Relocation assistance, while not guaranteed, may be available.

Job Summary

Use broad knowledge of vehicle dynamics, aerodynamics, propulsion, classical/modern control, and estimation theory to solve difficult aerospace engineering issues.  Work under broad objective-related direction from program manager.  Lead others in determining best means to achieve several objectives.  Make independent decisions on aerospace engineering problems and methods.  Represent the organization to resolve important questions.  Oversee, coordinate, and review the work of a small staff of engineers.  Estimate personnel needs, schedules and assign work.

Job Responsibilities

  • Design Guidance algorithm: Guidance Law, Trajectory Optimization, Flight Vehicle Autonomy; Design Navigation algorithm: Initial Alignment, Strapdown Propagation, INS filter, Multi-Sensor Data Fusion; Design Tracking algorithm: Angle Only Tracking, Maneuvering Target Tracking, Multi-Target Tracking, Track File Manager.
  • Define vehicle dynamics modeling in multiple degrees of freedom simulation architecture; Define navigation sensor and targeting sensor modeling based on hardware specification; Define target dynamics modeling.  Plan and direct modeling design and development effort.
  • Verify system performance from hardware-in-the-loop simulation results, ground tests, captive carry flight tests, and live fire flight tests.
  • Collaborate flight vehicle system development.  Leverage multi-disciplinary design, optimization, and analysis processes, tools, and efforts.
  • Attend and present at various engineering design reviews, test readiness reviews, and flight readiness reviews.

Required Education and Experience

  • BS in Engineering & 9 years of relevant experience; or Master’s in Engineering & 7 years of relevant experience; or PhD in Engineering & 4 years of relevant experience
  • Active DOD Secret Security Clearance
  • Demonstrate capability in the following areas:
    • Design, analyze, and evaluate Guidance algorithm, Navigation algorithm, and Target Tracking algorithm.
    • Conduct sensitivity study and implement modeling of
      • high-fidelity multiple degree-of-freedom flight mechanics and vehicle dynamics simulation
      • navigation sensors: IMU, GPS, radar/laser altimeter, magnetometer, star tracker
      • targeting sensors: radar, EO, IR, laser, ESM, seeker pointing, sensor management
      • target dynamics: stationary, moving, and maneuvering target.
    • Analyze and evaluate hardware-in-the-loop simulation results, ground tests results, and flight tests results.

Preferred Education and Experience

  • Masters or PhD in Aerospace Engineering or Electrical Engineering
  • Experience in tactical missile design
  • Working knowledge of Multi-Disciplined Analysis and Optimization
  • Understanding of
    • Missile guidance, navigation, control and targeting
    • Configuration management
    • Software development process


Salary Range: $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.