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Freelance Spacecraft Gnc Engineer Jobs (NOW HIRING)

Anduril Industries

GNC Engineer, Space

Washington, DC · On-site

Work spacecraft GNC software and hardware subsystems for various spacecraft efforts in all orbital regimes and work closely with bus providers for successful implementation * Develop modern, software ...

Anduril Industries

Senior GNC Engineer, Space

Washington, DC · On-site

$118K - $162K/yr

Lead spacecraft GNC software and hardware subsystems for various spacecraft efforts in all orbital regimes and work closely with bus providers for successful implementation. * Develop modern ...

Impulse Space

Senior GNC Engineer

Redondo Beach, CA · On-site

$145K - $175K/yr

Senior GNC Engineer Department: Autonomous Systems Employment Type: Full Time Location: Redondo ... Develop robust algorithms for spacecraft: satellites in LEO and GEO, large upper stages, and ...

Aetherflux

GNC Engineer

San Carlos, CA · On-site

$150K - $200K/yr

As a GNC Engineer at Cowboy Space, you will design and implement the algorithms that control how our spacecraft orient, navigate, and maneuver in orbit. Your work will directly impact pointing ...

Vast

Senior GNC Engineer

Long Beach, CA

$109K - $150K/yr

Vast is seeking a Senior GNC Engineer to own guidance, navigation, and control for a new constellation-ready spacecraft bus - a product line designed to scale to hundreds of spacecraft per year. The ...

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Freelance Spacecraft Gnc Engineer information

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$42K

$108.6K

$165K

How much do freelance spacecraft gnc engineer jobs pay per year?

As of Sep 2, 2026, the average yearly pay for freelance spacecraft gnc engineer in the United States is $108,638.00, according to ZipRecruiter salary data. Most workers in this role earn between $88,500.00 and $132,500.00 per year, depending on experience, location, and employer.

What is the difference between Freelance Spacecraft Gnc Engineer vs Freelance Satellite Systems Engineer?

AspectFreelance Spacecraft Gnc EngineerFreelance Satellite Systems Engineer
CredentialsEngineering degree, GNC certificationsEngineering degree, satellite systems certifications
Work EnvironmentDesigning and testing spacecraft navigation and control systemsDesigning satellite communication and power systems
Industry UsageSpace agencies, aerospace companiesSatellite service providers, aerospace firms
Common Search/ComparisonYesYes

Freelance Spacecraft Gnc Engineers focus on navigation, guidance, and control systems for spacecraft, ensuring precise maneuvering in space. Freelance Satellite Systems Engineers work on satellite communication, power, and subsystem integration. While both roles require aerospace engineering expertise, Gnc engineers specialize in spacecraft navigation, whereas satellite systems engineers focus on satellite payloads and subsystems.

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Freelance Spacecraft Gnc Engineer jobs near you
Infographic showing various Freelance Spacecraft Gnc Engineer job openings in the United States as of August 2026, with employment types broken down into 93% Full Time, 3% Part Time, and 4% Contract. Highlights an 86% Physical, 5% Hybrid, and 9% Remote job distribution, with an average salary of $108,638 per year, or $52.2 per hour.

Space GNC Engineer

Space Systems Integration LLC

Chantilly, VA • On-site

Other

Re-posted 6 days ago

Job description

SSI is seeking a Space GNC Engineer to provide Systems Engineering and Technical Advisory (SETA) support to our customer in Chantilly, VA.


This position requires experience with the full lifecycle of design, development, testing and operations of GNC capabilities for spacecraft. This individual will assist the government customer with requirements development, design oversight, trade studies, proposal evaluation, engineering change proposal development/evaluation, hardware procurement oversight, algorithm oversight, integration and test support, and flight operations of highly complex systems.


Specific Duties May Include, but Not Limited to the Following:

  • Perform independent technical assessments of spacecraft GNC subsystem architectures throughout system design, integration, and test.
  • Evaluate contractor designs to ensure compliance with mission requirements, interface specifications, and system performance objectives.
  • Assess spacecraft attitude determination and control system designs, including sensor suites, actuator selection, redundancy approaches, and fault management strategies.
  • Review guidance, navigation, and control algorithms for technical soundness, implementation maturity, and operational suitability.
  • Assess risks, technical maturity, and performance margins across development and operational systems.
  • Work closely with operators, system engineers, and contractors to diagnose and resolve test and operational issues.
  • Ensure lessons learned from operations are fed back into system improvements.
  • Assist in developing customer positions, technical assessments, and decision briefings for leadership.


Required Qualifications

  • Must possess an active Top Secret/SCI clearance and CI polygraph (polygraph within the last ten (10) years).
  • Master's degree in engineering and ten (10) or more years of experience.
  • Direct experience with space-based ACS subsystems and GNC.
  • Experience with all phases of the satellite mission lifecycle, from concept development and design through integration, testing, and post-launch operations.
  • Excellent interpersonal, leadership, team building and problem solving skills with a demonstrated ability to be effective in a Government/Contractor team environment.
  • Ability to communicate complex technical topics to Senior decision-makers with varying technical backgrounds through clear briefings and written reports.
  • Willingness to travel up to 10%.




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