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Principal / Sr. Principal Navigation Systems Engineer

Northrop Grumman

Posted today

Job Requirements

Los Angeles, CA
Secret Polygraph Unspecified
Career Level not specified
$114,000 - $171,000

Job Description

RELOCATION ASSISTANCE: Relocation assistance may be available

CLEARANCE REQUIRED FOR START: No

CLEARANCE TYPE: Secret

TRAVEL: Yes, 10% of the TimeDescription

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 Mission Systems is a trusted provider of mission-enabling solutions for global security. Our Emerging Capabilities Development organization pushes the boundaries of innovation, redefines capabilities, and drives advances in various sciences. Our team is chartered by providing an innovative technological capabilities across the sector while providing a decisive advantage to the warfighter. Come be a part of our mission!

We are looking for you to join our team as a Systems Engineer focused on Navigation technologies based out of Woodland Hills, CA. As a Systems Engineer at Northrop Grumman you will have a challenging and rewarding opportunity to be a part of our Enterprise-wide digital transformation. Through the use of Model-based Engineering and Agile practices we continue to evolve how we deliver critical national defense products and capabilities for the warfighter. Our success is grounded in our ability to embrace change, move quickly and continuously drive innovation. The successful candidate will be collaborative, open, transparent, and team-oriented with a focus on team empowerment & shared responsibility, flexibility, continuous learning, and a culture of innovation.

What You'll get to Do:

Northrop Grumman Mission Systems sector is seeking a Navigation Systems Engineer to join our diverse and talented team in the design, implementation of model-based navigation software that is designed to enable real-world trajectory and environment simulation. This role will be filled at our Woodland Hills, CA site.
  • Analysis of navigation performance in laboratory and flight test scenarios
  • Communication of status, issues, and results with program management and customers.
  • Work in close collaboration with internal and external stakeholders to develop advanced navigation and timing technologies.
  • Work with a team of navigation and timing experts in a team-based collaborative environment dedicated to advancing the state of the art
  • Work with leading-edge navigation systems, techniques, algorithms, and software to enhance mission success.
  • Present your ideas to internal and external groups and represent Northrop Grumman at technical conferences and working groups.


This requisition may be filled at a higher grade based on qualifications listed below

This requisition may be filled at either a Principal Level or a Sr. Principal Level.

Basic Qualifications for a Principal Navigation Systems Engineer:
  • 5 years of Engineering experience with a Bachelor of Science in a STEM discipline; 3 years of Engineering experience with Masters; 1 Year with a PhD
  • US Citizenship
  • Ability to obtain and maintain a DoD Secret security clearance
  • Ability to work full-time onsite in Woodland Hills, CA
  • Knowledge of signal selection, acquisition and tracking, Position, Velocity, and Time (PVT) calculation, data demodulation, signal correction.
  • Experience with algorithm development for satellite acquisition, tracking, and receiver measurement formation
  • Familiarity with integrated INS/GPS navigation systems involving exposure to Kalman filtering / estimation theory


Basic Qualifications for a Sr. Principal Navigation Systems Engineer:
  • 8 years of Engineering experience with a Bachelor of Science in a STEM discipline; 6 years of Engineering experience with Masters; 4 Years with a PhD
  • US Citizenship
  • Ability to obtain and maintain a DoD Secret security clearance
  • Ability to work full-time onsite in Woodland Hills, CA
  • Knowledge of signal selection, acquisition and tracking, Position, Velocity, and Time (PVT) calculation, data demodulation, signal correction.
  • Experience with algorithm development for satellite acquisition, tracking, and receiver measurement formation
  • Familiarity with integrated INS/GPS navigation systems involving exposure to Kalman filtering / estimation theory


Preferred Qualifications:
  • Familiarity with military navigation modernization particularly M-code signal processing and capabilities.
  • Familiarity with Timing and Distributed Clock Algorithms.
  • Familiarity with inertial navigation systems (INS) mechanizations.
  • Combining data from IMU (Inertial Measurement Unit), GPS, barometers, and other sensors
  • Understanding multi-sensor synchronization and calibration.
  • Noise modeling and covariance tuning.
  • Application in state estimation for position, velocity, and attitude determination.
  • Familiarity with design of tracking loops, including characterization of platform dynamics, environmental/interference effects
  • Understanding accelerometers, gyroscopes, magnetometers, and their role in navigation.


Primary Level Salary Range: $114,000.00 - $171,000.00

Secondary Level Salary Range: $142,200.00 - $213,400.00

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. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.
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Northrop Grumman solves the toughest problems in space, aeronautics, defense and cyberspace to meet the ever-evolving needs of our customers worldwide. Our 90,000 employees are Defining Possible every day using science, technology and engineering to create and deliver advanced systems, products and services. Northrop Grumman careers and internships are as varied as your interests, with a lifetime of potential that will allow you to work together with people from many backgrounds, personal passions and disciplines. © 2025 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. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.
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Job Category
IT - Software
Clearance Level
Secret