> Markdown version of [/jobs/ext/4118966-principal-senior-principal-navigation-systems-engineer](https://www.wearedevelopers.com/jobs/ext/4118966-principal-senior-principal-navigation-systems-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Principal / Senior Principal Navigation Systems Engineer - **Company:** Northrop Grumman - **Location:** Los Angeles, CA, United States - **Experience:** Expert - **Salary:** $114,000.0 - $213,400.0 - **Contract:** Permanent contract - **Skills:** Algorithm Design, Data Analysis, Global Positioning Systems (GPS), Inertial Navigation Systems, Sensor Fusion, Signal Processing, M-code - **Published:** October 15, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=b8244da4585a9a59 ## About the Role * Bachelor's Degree in STEM discipline with 5 years of Engineering experience; Masters in STEM discipline with 3 years of Engineering experience; PhD in STEM discipline with 1 years of Engineering experience * Experience implementing Sensor Fusion for Navigation Systems using IMU (Inertial Measurement Unit), GPS, barometers, and other sensors. * Experience implementing advanced state-estimation algorithms such as Extended Kalman Filtering, Unscented Kalman Filtering, Particle Filtering for position, velocity, and attitude determination. * Experience with noise modeling and covariance tuning. * Experience analyzing data from Inertial Navigation Systems. * Hands on experience working with sensors such as accelerometers, gyroscopes, and barometers for navigation. * Experience implementing multi-sensor synchronization and calibration. * U.S. Citizenship is required. * The ability to obtain and maintain a U.S. Government Secret security clearance is required. * Ability to work full-time onsite in Woodland Hills, CA., * Bachelor's Degree in STEM discipline with 8 years of Engineering experience; Masters in STEM discipline with 6 years of Engineering experience; PhD in STEM discipline with 4 years of Engineering experience * Experience implementing Sensor Fusion for Navigation Systems using IMU (Inertial Measurement Unit), GPS, barometers, and other sensors. * Experience implementing advanced state-estimation algorithms such as Extended Kalman Filtering, Unscented Kalman Filtering, Particle Filtering for position, velocity, and attitude determination. * Experience with noise modeling and covariance tuning. * Experience analyzing data from Inertial Navigation Systems. * Hands on experience working with sensors such as accelerometers, gyroscopes, and barometers for navigation. * Experience implementing multi-sensor synchronization and calibration. * U.S. Citizenship is required. * The ability to obtain and maintain a U.S. Government Secret security clearance is required. * Ability to work full-time onsite in Woodland Hills, CA., * Experience with algorithm development for satellite acquisition, tracking, and receiver measurement formation * 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. * Familiarity with design of tracking loops, including characterization of platform dynamics, environmental/interference effects * Understanding accelerometers, gyroscopes, magnetometers, and their role in navigation.