GNC Engineer I/II

specteraerospace· Flight Sciences
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📍 Peabody, Massachusetts, United StatesFull Time💰 USD 90K–135K

About this role

Role Summary

Specter Aerospace is seeking a Guidance, Navigation, and Control (GNC) Engineer I/II to support the design and analysis of high-speed airbreathing testbed vehicles. A successful candidate will have prior experience developing GNC algorithms for high-speed and hypersonic flight systems, developing and analyzing six degree-of-freedom simulations, and supporting the transition from development to flight. 

About Specter Aerospace 

Specter Aerospace is building the next generation of hypersonic vehicles for U.S. Forces and Allies. With offices in Boston and Peabody, MA, Specter leverages its advanced propulsion technologies, manufacturing, and testing capabilities to rapidly develop supersonic and hypersonic systems. Our GNC Engineer I/II will be based in our Peabody office. Funded by a mix of government R&D organizations and private funding, Specter is expanding its team in preparation for flight testing and full-scale production.

Role & Responsibilities 

  • Support development of six degree-of-freedom (6DOF) simulations using C++  
  • Design and evaluate GNC algorithms for the control of high-speed airbreathing vehicles  
  • Perform GNC-related analyses of high-speed airbreathing vehicles to assess flight performance  
  • Develop software-/hardware-in-the-loop (SWIL/HWIL) capabilities to aid in design, analysis, and verification of high-speed systems  
  • Support trajectory optimization and analysis efforts (3DOF/6DOF)  
  • Coordinate with modeling and simulation team to support survivability/employment analyses in a classified setting  
  • Other duties as assigned by the company  

Required Qualifications 

  • Bachelor’s degree in Aerospace Engineering, Mechanical Engineering, or other related discipline  
  • 0-3 years of relevant full-time experience  
  • Experience developing modeling and simulation tools, including 6DOF simulations of high-speed systems  
  • Proficient in Python or MATLAB  
  • Understanding of GNC fundamentals and applications to high-speed flight  
  • Experienced in both classical and modern control methods  
  • Ability to obtain a DoD security clearance (U.S. Citizenship required)  

Preferred Qualifications  

  • Master’s Degree in Aerospace Engineering, Mechanical Engineering, or related discipline  
  • 2+ years of relevant full-time experience  
  • Experience transitioning guidance algorithms from development to flight  
  • Experience with C++   
  • Experience supporting ground and flight test efforts including SWIL/HWIL activities  
  • Active DoD security clearance  

EEO Statement

 All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.

Frequently Asked Questions

What is the salary for the GNC Engineer I/II role at specteraerospace?
The listed salary for this GNC Engineer I/II position at specteraerospace is USD 90K–135K. This is an Full Time role.
Where is the GNC Engineer I/II position at specteraerospace located?
This GNC Engineer I/II role at specteraerospace is based in Peabody, Massachusetts, United States. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the GNC Engineer I/II role at specteraerospace full-time or part-time?
This is listed as a Full Time position. It is posted as a GNC Engineer I/II role in the Flight Sciences department at specteraerospace.
Which team or department does the GNC Engineer I/II at specteraerospace belong to?
This GNC Engineer I/II position is part of the Flight Sciences department at specteraerospace. See the full job description for more information about the team structure and responsibilities.
How do I apply for the GNC Engineer I/II position at specteraerospace?
Click the "Apply Now" button on this page. You will be redirected to specteraerospace's official application portal hosted on bamboohr where you can submit your application directly.
When was the GNC Engineer I/II job at specteraerospace posted?
This GNC Engineer I/II position at specteraerospace was posted on Aug 14, 2026. Apply as soon as possible — early applications are often reviewed first.
GNC Engineer I/II
specteraerospace · 💰 USD 90K–135K
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