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SET Development · 12 hours ago

Senior Guidance, Navigation & Control (GNC) Engineer – Lead

Broadlands, VA

Contract

Hybrid

Senior Level, Lead/Staff

8+ years exp

SET Development, LLC is a premier aerospace engineering and consulting firm providing deep technical expertise across spacecraft systems and advanced space technologies. They are seeking a Senior Guidance, Navigation, and Control (GNC) Engineer (Lead) to support spacecraft and satellite programs through full lifecycle GNC development, contributing to system architecture, analysis, simulation, verification, and integration of GNC solutions.

Defense & Space

No H1B

U.S. Citizen Only

Responsibilities

Lead the design, development, and implementation of GNC architectures for spacecraft and satellite systems

Develop and analyze GNC algorithms for attitude determination, control, and navigation

Model and evaluate spacecraft sensors and actuators

Support GNC flight software development, integration, and verification

Develop and support mission concepts of operations (CONOPS) and mission planning activities

Participate in subsystem-level requirements development and flow-down, with attention to technical performance, manufacturability, and testability

Collaborate cross-functionally with systems engineering, software, hardware, AI&T, and mission operations teams

Provide technical leadership across multiple programs or mission phases as required

Develop and maintain high-fidelity GNC simulations, including spacecraft dynamics and space environment models

Support Monte Carlo analysis and performance trade studies

Develop and validate software-in-the-loop (SIL) and hardware-in-the-loop (HIL) test environments

Support real-time and non-real-time simulation frameworks for verification and validation activities

Contribute to the evolution and sustainment of SET Development’s spacecraft GNC capabilities and engineering practices

Support design reviews, test readiness reviews, and technical documentation as required

Qualification

GuidanceNavigation & ControlMATLAB / SimulinkModel-Based Systems EngineeringAutomatic code generationSystems Tool Kit (STK)Spacecraft dynamics modelingSoftware developmentObject-oriented programmingScripting languages

Required

Bachelor's degree in Aerospace Engineering, Mechanical Engineering, Electrical Engineering, or a closely related field

Minimum of 8 years of professional experience in guidance, navigation, and control system analysis, design, and verification for spacecraft or satellite systems

Demonstrated experience across multiple phases of the spacecraft development lifecycle

Advanced proficiency in MATLAB / Simulink, including simulation-based design and analysis

Experience with automatic code generation and model-based testing

Proficiency using Systems Tool Kit (STK) for mission analysis and visualization

Strong experience modeling spacecraft dynamics, sensors, actuators, and control algorithms

Familiarity with Model-Based Systems Engineering (MBSE) practices (SysML/UML)

Experience with software development, verification, and validation processes

Working knowledge of object-oriented programming (e.g., C, C++) and scripting languages such as Python

Must be legally authorized to work in the United States

U.S. citizenship may be required for certain programs or customer requirements

Ability to work for extended periods at a computer workstation

Ability to participate in virtual meetings and teleconferences