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Specialist, GNC Engineer

Company:
L3Harris
Location:
Plano, TX
Posted:
August 28, 2025
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Description:

Job Title: Specialist, GNC Engineering

Job Code: 27315

Job Location: Plano, TX

Job Description:

Using first-principles thinking, GNC engineers use a foundational understanding of physics combined with multi-disciplinary experience to develop and evaluate system capability to help steer a program’s path forward. GNC Engineers are responsible for simulation and software development, implementation, testing, and analysis supporting a variety of vehicle types and configurations.

The Agile Development Group specializes in developing disruptive, next-generation technologies for advanced Unmanned Air Systems (UAS / UAV), advanced radar systems, next-generation weapon systems, and other RF sensor technologies using small company agility and big company experience.

Essential Functions:

Support simulation and software development

Develop dynamic vehicle aerodynamic, propulsion, and hardware/sensor models

Develop guidance algorithms to provide mission capability

Design and tune controllers for vehicle stability/control and performance

Integrate a suite of sensor feedback for Navigation and Track State Estimation development

Evaluate system performance, capabilities, and sensitivities using a variety of methods

Support root-cause failure identification and resolution studies

Create design/results documentation for internal and external customers

Support growth of GNC Functional Organization through creation of technical/process resources

Ability to obtain and maintain DoD security clearances as required

Ability to obtain and maintain any additional clearances as required

Physical Requirements (such as ability to lift up to 20 lbs.)

Up to 10% travel may be required for field testing and/or multi-site support

Other duties as required

Qualifications:

Bachelor’s Degree and minimum 4 years of prior relevant experience. Graduate Degree and a minimum of 2 years of prior related experience. In lieu of a degree, minimum of 8 years of prior related experience.

Active DoD secret security clearance

Experience in at least one GNC discipline (Guidance, Navigation, Control Theory, Track State Estimation, High-Fidelity Vehicle Modeling)

Experience with MATLAB/Simulink and/or C/C++.

Preferred Additional Skills:

Bachelor's or Masters degree in in Aerospace/Mechanical/Electrical Engineering, Robotics, or Mathematics

Demonstrated problem solving and trade/parametric study execution

Familiarity with a variety of mission sensor types (RADAR, EO/IR, etc), modes, and stabilization

Familiarity with a variety of vehicle sensor types (GPS, IMU, ADS, etc) and modes

Familiarity with a variety of tracker types and kalman filtering

Background in physics/rigid body dynamics

Excellent people skills, with experience leading and collaborating in a multi-disciplinary, diverse, and dynamic team environment.

Excellent communication skills (written, verbal, & presentation)

Positive Attitude, Mentoring, Emotional Intelligence, Teaming, Delegation

Excellent people skills to include collaborating in a multi-disciplinary, diverse, and dynamic team environment

Commitment to organizational success and work ethic

Proficiency with Microsoft Office products

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