Johns Hopkins University Applied Physics Laboratory: Conducts research and engineering for national security and space.
PhD in aerospace engineering, physics, chemistry, or related field; expertise in aerospace thermal or aerodynamic engineering; strong communication and teamwork skills; U.S. citizenship and ability to obtain Interim Secret and Secret clearances.
Computational Fluid Dynamics, GPU, software architecture, high performance computing
Astrion: Provide engineering and mission support services to federal government agencies.
5+ YOEUS citizen with ability to obtain DoD Secret clearance; BS in Aerospace Engineering or related field; 5+ years experience; MATLAB/Python; strong communication.
JacobsNYSE: J: Global provider of professional engineering and technical services.
Bachelor’s degree in engineering, computer science, or mathematics; experience with MATLAB/Simulink; and knowledge of embedded systems and orbital mechanics.
Qwaltec: Engineering and training services for satellite and space missions.
5+ YOEBachelor's degree in engineering or science, 5+ years relevant experience, active Top Secret/TS/SCI clearance, U.S. citizenship, ability to work onsite in the Maryland/Washington DC Metro area.
U.S. Navy: Conducts maritime defense and provides aircraft maintenance services.
1+ YOERequires professional engineering degree or equivalent, 1+ year specialized flight-dynamics experience with rotorcraft, knowledge of stability/control, flying qualities, aerodynamics, modeling & simulation, flight test, and applicable airworthiness criteria.
Beyond New Horizons: Provides test operations and sustainment for aerospace testing complexes.
5+ YOEBachelor's in Mechanical/Aerospace Engineering, U.S. citizenship, ability to obtain security clearance, 5+ years progressive mechanical/aerospace systems engineering experience, CAD and FEA experience, strong communication and safety analysis skills.
Mountain View or Moffett Field or Hampton or Greenbelt or Huntsville or Dallas or Houston or Denver or Edwards
$115k-$135k/yrOnsiteFull Time
Analytical Mechanics Associates: Provides aerospace engineering and technical services for space missions.
Bachelor's degree in aerospace, aeronautical, mechanical, or related engineering; CFD experience; scientific programming; Linux and high-performance computing; knowledge of numerical methods and CFD verification and validation.
Arlington or Glen Allen or Vienna or Virginia Beach or Fulton
$116k-$200k/yrOnsiteFull Time
HDR: Global firm providing architecture, engineering, and environmental services.
7+ YOE2+ MgmtBachelor's in Engineering, PE license required, 7 years related experience including 2 years project management, Microsoft Office and Microsoft Project proficiency; PMP and master's preferred; US naturalized citizenship required.
Modern Technology Solutions, Inc.: Provides engineering, technology, and cybersecurity services for national security.
5+ YOEMS in Aerospace Engineering (or equivalent),5+ years relevant experience,expertise in hypersonics,aerothermodynamics,propulsion,high-fidelity CFD,programming,and defense industry experience;active TS/SCI preferred.
SAICNYSE: SAIC: Provides engineering, IT, and mission support services to government.
4+ YOEBachelor's in engineering or physics, 4+ years GNC or flight controls experience, MATLAB/Simulink and Python or C/C++ proficiency, Kalman filtering and sensor fusion experience, ability to obtain Secret clearance.
MATLAB/Simulink, Python, C, C++, NumPy, SciPy, HWIL, SIL
SAICNASDAQ: SAIC: Provides government and defense clients with technology and engineering services.
4+ YOEBachelor's in engineering or physics (MS preferred),4+ years GNC experience, proficiency with MATLAB/Simulink and Python or C/C++, guidance/estimation/Kalman filter experience, ability to obtain Secret clearance.
MATLAB/Simulink, Python, C/C++, NumPy, SciPy, HWIL, SIL
2026 Intern Conversion - Aerospace Systems Engineer I
Washington or Van Horn or Denver or Huntsville or Florida or Arlington or Los Angeles or Longmont or Reston or United States
$75k-$114k/yrOnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
Completed a 2026 Blue Origin internship, enrolled in or recently graduating from college, able to start by September 2027, and holds a bachelor's degree in mechanical, aerospace, or astronautical engineering.
Modern Technology Solutions: A defense-focused engineering firm providing advanced aerospace modeling, simulation, and technical analysis support.
5+ YOEMS in Aerospace Engineering (or equivalent) with 5+ years' experience, TS/SCI clearance preferred, expertise in hypersonics/aerothermodynamics/propulsion/CFD, proficiency in Python/MATLAB/Fortran/C++ and M&S toolchains, strong technical writing and leadership.
MORSE Corp: Develops AI and autonomous systems for US national security.
5+ YOEMS/PhD in relevant field, 5+ years experience, US citizenship or ability to obtain security clearance, strong physics/math/statistics background, Python proficiency, algorithm and simulation experience.
Huntsville or Edwards or Mountain View or Washington or Cape Canaveral or Greenbelt or Bay Saint Louis or Kiln or Cleveland or Houston or Hampton
$126k-$197k/yrOnsiteFull Time
NASA: Conducts space exploration and aeronautics research for the United States.
1+ YOEBachelor's degree in engineering or qualifying science, mathematics, or computer science field, plus one year of GS-13-equivalent specialized experience in RCA and mishap investigations.
root cause analysis, fault tree analysis, event and causal factor tree