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Senior Guidance Navigation and Control Engineer

L3HARRIS Technologies

Orlando, FL · Posted October 5, 2026

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  • Python
  • Linux
  • Matlab
  • C#
  • Simulink

About the job

Job Title: Senior Specialist, Systems / Guidance Navigation and Control Engineer

Job Code: 45556

Job Location : Orlando, Florida

Job Schedule: 9/80 work 9 out of every 14 days – totaling 80 hours worked – and have every other Friday off

Job Description:

L3Harris Technologies is seeking a Senior Guidance Navigation and Control (GNC) Engineer at our Orlando, FL location. The GNC Engineer will use general knowledge of vehicle dynamics, aerodynamics, propulsion, classical/modern flight controls, tactical/strategic missile guidance, and estimation theory to conduct moderate to difficult aerospace engineering tasks and apply defined engineering principles, industry standards, and company processes to support Tactical and Strategic Missile program objectives and requirements.

Essential Functions:

Perform Guidance, Navigation, and Control (GNC) design and analyses for tactical and strategic missile systems

Conduct trajectory shaping and tuning of tactical and strategic missile guidance and autopilot parameters to meet stringent customer requirements

Generate, modify, and utilize models and simulations of aerospace vehicles using first principles

Implement algorithms and modify simulations in C/C++ coding environment following strict Software Configuration Management (SCM) processes

Generate, modify, and utilize high-fidelity models and simulations of components and subsystems utilizing MATLAB/Simulink for tuning and requirements verification

Analyze real-time and post-test telemetry data in support of System level verification and mission activities

Ability to obtain a US Security Clearance

Qualifications:

Bachelor’s Degree and minimum 6 years of prior relevant Guidance Navigation and Control Engineering experience. Graduate Degree and a minimum of 4 years of prior related experience. In lieu of a degree, minimum of 10 years of prior related experience.

Preferred Additional Skills:

M.S. in Aerospace or Electrical Engineering, or similar degree

Analysis and design experience in control systems for aerospace vehicles

Prior experience with 6DOF simulations of aerospace vehicles using first principles

Missile or Launch Vehicle navigation and guidance experience/coursework

Experience with programming in C, C++ and using MATLAB/Simulink

Ability to work under Windows and Linux environments

Working with Systems Engineering disciplines and related activities (e.g., requirements traceability & verification)

Managing complex projects

Exceptional written and oral communication skills to include report writing, requirements and documentation, as well as design review presentations

Experience in design and analysis of multi-loop linear and non-linear flight control systems

Capability to linearize complex non-linear systems

Experience in aerodynamic design and analysis of aerospace vehicles, including the application of Computational Fluid Dynamics

Prior GNC experience in ballistic missiles

Experience with programming in Fortran

Experience with programming in Python

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