34 propulsion engineer jobs at 8 companies in Fraser, CO
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Senior Propulsion Engineer, Analysis
Denver, Colorado, United States
OnsiteFull Time
5+ YOEB.S. in engineering, 5+ years propulsion experience (2+ years on composite propellant systems), FEA/CFD proficiency, hands-on lab and production experience, ballistic modeling, MATLAB/Python skills, MIL-SPEC familiarity, and technical leadership/mentorship.
SPP, CLWire, ANSYS, Abaqus, NASTRAN, ANSYS Fluent, STAR-CCM+, MATLAB, Python
1mo
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Senior Propulsion Development Engineer
Centennial or Denver
$135k-$190k/yr OnsiteFull Time
8+ YOEBachelors in engineering, 8+ years in propulsion or fluid systems test engineering, experience defining test-stand requirements, conducting trade studies, facility design support, and strong written/verbal communication.
LabVIEW, Python, MATLAB
1w
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Propulsion Engineer, Fluid & Mechanical Systems
Berthoud, Colorado, United States
$76k-$95k/yr OnsiteFull Time
1+ YOEBachelor's degree in engineering; hands-on mechanical design experience; fluid mechanics expertise; CAD proficiency; standards knowledge; leadership ability. Preferred: propulsion, high-pressure fluids, Ansys, Creo or NX, Windchill, and analysis experience.
Computer Aided Design (CAD), Ansys FEA, PTC Creo, Siemens NX, Windchill PLM, SMC-S-016, ASME Y14.5, ISO 9001, AS9100
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Engineer Senior – Space Vehicle Propulsion
Boulder, Colorado, United States
$97k-$165k/yr OnsiteFull Time
4+ YOEBS in engineering (or related) with 4+ years related experience; hands-on assembly/integration/test of pressurized in-space propulsion systems; able and eligible to obtain Top Secret/SCI polygraph; U.S. person/citizen required.
1w
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2026 Intern Conversion - Propulsion Engineer I
Seattle or Van Horn or Denver or Huntsville or Florida or Arlington or Los Angeles or Longmont or Reston
$75k-$114k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
Completed a 2026 Blue Origin internship; enrolled in or recently graduated from college; bachelor's degree in mechanical, aerospace, or astronautical engineering; U.S. work authorization; strong communication and independent teamwork skills.
Defense Biometric Identification System (DBIDS)
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Sr Mechanical Engineer - Propulsion
Centennial or Louisville
$137k-$189k/yr OnsiteFull Time
8+ YOEBachelor's in related field (or equivalent experience), typically 8+ years engineering experience, expertise in mechanical systems, ability to solve complex problems, work with limited oversight, and mentor junior engineers.
NX, SolidWorks, ANSYS, GD&T
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Satellite Operations Engineer
Louisville, Colorado, United States
$85k-$165k/yr HybridFull Time
2+ YOEBachelor’s or Master’s in aerospace engineering, mathematics, computer science, physics, or related field; 2+ years experience; Python proficiency; knowledge in at least one of: astrodynamics, GNC, EE, communications, thermal, embedded software, propulsion; Git experience.
Python, Git
4d
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Mechanical Engineer Stf - E4
Englewood, Colorado, United States
$118k-$219k/yr OnsiteFull Time
Experience with SMEs, cross-functional teams, project leadership, suppliers, customer needs, senior-leader presentations, and ability to obtain a DoD security clearance; aerospace or propulsion experience preferred.
1mo
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Senior Thermal Fluids Engineer
Broomfield, Colorado, United States
OnsiteFull Time
Deep aerospace experience in thruster design, propellant systems, heat transfer, and space-rated thermal management; proficiency with FEA, CFD, propulsion modeling, and CAD; strong communication and multidisciplinary collaboration skills.
FEA, CFD, CAD
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