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# Guidance, Navigation & Control Engineer II - Secret clearance

- **Company:** Lockheed Martin
- **Location:** King of Prussia, PA, United States (Remote available)
- **Contract:** Permanent contract
- **Skills:** Algorithm Design, MATLAB, Simulink, Software Requirements Analysis, SC Clearance
- **Published:** July 23, 2026
- **Apply:** https://dejobs.org/x/x/52201F6FBE6E4AA1B46DA02E5595B418/job/

## About the Role

Successful applicants generally have a minimum of 1+ years of related experience and may have a post-secondary degree or training in a related discipline., * Demonstrated experience using MATLAB and/or Simulink for planning and conducting system performance and simulation analysis.

 * Knowledge of system design and flight vehicle architectures.

Security Clearance / Work Authorization:

 * To meet requirements of the program/customer, this position requires the selected employee to be a U.S. Citizen.

 * Active Secret clearance is required to prior to start, and is the minimum level to be considered qualified.

 * Selected candidates must maintain a Secret clearance for long term employment on this program.

Desired Skills:

 * Master's degree in a related discipline from an accredited university

 * Excellent written and verbal communication skills

 * Experience in hypersonic vehicle design and reentry vehicle systems

 * Experience with navigation, controls, and guidance algorithm development

 * Experience in requirements definition and verification

 * Strong interpersonal skills

 * Demonstrated ability to build effective relationships with team members

 * Demonstrated ability to work in cross-functional teams to resolve technical issues

 * Ability to work in a fast-paced, collaborative team environment

 * Active DOD Secret security clearance

## Description

At Lockheed Martin Space, a GNC Engineer typically designs, develops, implements, verifies and tests algorithms to perform guidance, navigation and control of aircraft, spacecraft, launch vehicles and upper stages during powered and coast phases of flight, earth orbit, interplanetary cruise and orbital insertion, as well as during staging events.

 * Guidance functions include the formulation of specific equations and control laws to achieve a desired position in space.

 * Navigation functions include the statistical processing of measured data points and their substitution into algorithms simulating physical reality.

 * Control design and analyses processes consist of the development of the control requirements for aircraft, launch vehicles and/or spacecraft.


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