Principal GNC Engineer - Autonomy Algorithm Developer

Posted 8 Days Ago
Be an Early Applicant
El Segundo, CA, USA
In-Office
114K-171K Annually
Senior level
Aerospace • Logistics • Security • Software • Cybersecurity
The Role
Develop, implement, verify, and test guidance, navigation, and control (GNC) algorithms and simulations for autonomous fixed‑wing air vehicles. Build linear and non‑linear models, integrate into hardware‑in‑the‑loop and flight test environments, support control law design (inner/outer loop), autonomy functions, and program design reviews.
Summary Generated by Built In
RELOCATION ASSISTANCE: Relocation assistance may be available

CLEARANCE REQUIRED FOR START: No

CLEARANCE TYPE: Secret

TRAVEL: Yes, 25% 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.

Grumman Aeronautics Systems has an opening for a Principal GNC Engineer - Autonomy Algorithm Developer to join our team of qualified individuals within our South Bay Vehicle Engineering organization.  This position is located at El Segundo, CA.

The selected candidate should thrive in a fast-paced work environment with high expectations and collaborative/team settings across all levels. This is a dynamic organization involved in deploying forward-leaning avionics, guidance, navigation, and control systems for developmental concepts for air vehicles, weapons, and many more platforms.

Primary Duties and Responsibilities:

  • Support research and development of flight control algorithms for manned and unmanned air vehicles.
  • Design, develop, implement, verify, and test algorithms, software, and simulation tools to perform guidance, navigation and control (GNC) of autonomous unmanned aircraft.
  • Develop control laws both on ground and in flight.
  • Design outer and inner loop control laws, and associated logic and autonomy functions, with a focus on outer loop.
  • Develop air vehicle system linear and non-linear dynamic simulation models and integrate models into software and hardware-in-the-loop simulation environments.
  • Support non-linear simulation and hardware-in-the-loop lab testing.
  • Support flight test activities and analyze air vehicle flight test data.
  • Develop analysis to support design reviews at different stages in a development program, such as PDR, CDR, etc.

Basic Qualifications:

  • Bachelor's degree in a relevant Science, Technology, Engineering or Mathematics (STEM) discipline with 5 years of related experience; OR Master’s degree in a relevant STEM discipline with 3 years of related experience; OR a PhD in a relevant STEM discipline with 1 year of related experience.
  • Working knowledge of fixed-wing aircraft flight dynamics.
  • Experience using linear control principles and tools to design feedback control systems.
  • Experience analyzing non-linear simulations of aircraft closed-loop dynamics.
  • Working knowledge of autopilot functions.
  • Working knowledge of outer loop control law performance requirements.
  • Experience using MATLAB to create, process, analyze, and visually represent data.
  • Experience using Simulink to model dynamic systems.
  • Must have the ability to obtain and maintain a US Government Secret clearance and Special Access Program (SAP) within a reasonable amount of time as determined by business needs

Preferred Qualifications:

  • Current active in-scope US Government Secret security clearance or higher, with the ability to obtain Special Program Access (SAP).
  • Knowledgeable in flight sciences, outer loop control algorithms, optimal trajectory generation techniques (e.g. RRT, A-star) and air vehicle missions (e.g. shipboard operations, search)
  • Familiarity with C/C++ programming.
  • Familiarity with Python programming.
  • Familiarity with Java programming.
  • Experience with autonomy algorithms (Autonomous Taxi/ Take Off and Landing, etc.) for driving control laws.
  • Familiarity with Simulink Stateflow Modeling

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

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.

Skills Required

  • Bachelor's degree in STEM with 5 years related experience OR Master's with 3 years OR PhD with 1 year
  • Working knowledge of fixed‑wing aircraft flight dynamics
  • Experience using linear control principles and tools to design feedback control systems
  • Experience analyzing non‑linear simulations of aircraft closed‑loop dynamics
  • Working knowledge of autopilot functions
  • Working knowledge of outer loop control law performance requirements
  • Experience using MATLAB to create, process, analyze, and visually represent data
  • Experience using Simulink to model dynamic systems
  • Ability to obtain and maintain a US Government Secret clearance and Special Access Program (SAP)
  • Current active in‑scope US Government Secret clearance or higher (preferred)
  • Knowledge of flight sciences, outer loop control algorithms, and optimal trajectory generation techniques (e.g., RRT, A‑star)
  • Familiarity with C/C++ programming
  • Familiarity with Python programming
  • Familiarity with Java programming
  • Experience with autonomy algorithms (Autonomous Taxi/Take Off and Landing, etc.) for driving control laws
  • Familiarity with Simulink Stateflow modeling

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.

  • 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.
  • 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.
  • 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

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The Company
HQ: Charlotte, North Carolina
85,636 Employees

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.

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