45 hardware mechanical engineer jobs at 22 companies in Castle Pines, CO
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Hardware Engineer - E2
Boulder, Colorado, United States
$79k-$147k/yr OnsiteFull Time
1+ YOERequires hardware engineering experience in mechanical or electrical design, hardware processes knowledge, active Secret clearance, and ability to obtain or maintain SCI. Typically requires 1+ year experience and a bachelor's degree.
Microsoft Project, Jira, Confluence
2w
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Hardware Engineer - E2
Boulder, Colorado, United States
$79k-$147k/yr OnsiteFull Time
1+ YOERequires 1+ year of hardware engineering experience, mechanical or electrical design knowledge, an active Secret clearance, and typically a related bachelor's degree.
Microsoft Project, Jira, Confluence, AI
1w
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Senior Mechanical Engineer, Spacecraft
Denver or Long Beach or Colorado Springs
$135k-$200k/yr HybridFull Time
6+ YOEBachelor's degree in mechanical engineering or related discipline; 6–14 years of mechanical design experience with spacecraft hardware, CAD proficiency in NX or SolidWorks, GD&T expertise, and configuration management experience.
NX, Siemens, SolidWorks, Teamcenter, Windchill, NASTRAN, Ansys, MES, PLM, GD&T, PDR, CDR, TRR, FEA, COTS, NASA-STD-5001, GEVS, MIL-SPEC, AIAA S-110
2mo
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Advisory Engineer, Hardware HPSC
Boulder, Colorado, United States
$93k-$100k/yr HybridFull Time
BS in Mechanical Engineering; proven delivery of electromechanical products from POC to production; proficiency in 3D CAD (NX, SolidWorks), electrical schematic tools (AutoCAD Electrical, EPLAN), Python or C++, Linux, EOAT, pneumatics, machine vision, and documentation for manufacturing.
NX, SolidWorks, AutoCAD Electrical, EPLAN, Python, C++, Linux, ROS 2, MoveIt 2, ROS 2 Control, TF2, URCaps, Claude Code, PLC, GPU
2w
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Mechanical Engineer (Early Career, Exceptional Talent)
Centennial, Colorado, United States
$87k-$117k/yr OnsiteFull Time
Mechanical or aerospace engineering degree or equivalent hands-on experience; internship or co-op; 3D CAD, structural and thermal FEA; mechanical engineering fundamentals and hands-on hardware experience.
NX, SolidWorks, CATIA, FEA
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Mechanical Engineer II, Structures & Layout
Broomfield, Colorado, United States
$110k-$140k/yr OnsiteFull Time
3+ YOEBachelor's degree in mechanical, aerospace, or related engineering; 3–4 years designing and analyzing mechanical hardware; 3D CAD, FEA, structural analysis, cross-functional integration, and willingness to work extended hours and weekends.
3D CAD, Finite Element Analysis (FEA)
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Principal Mechanical Engineer I
Westminster, Colorado, United States
$134k-$161k/yr OnsiteFull Time
9+ YOEBS or MS in Mechanical/Aerospace Engineering, 9+ years in electronics packaging design (thermal, vibration, stress), expertise in thermal management, FEA/thermal simulation (Ansys), SolidWorks CAD, GD&T, EMI/EMC mitigation, spaceflight hardware experience, and strong communication skills. US person required.
Ansys, SolidWorks
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Thermal Mechanical Design Engineer III
Denver or Littleton or Florida or Huntsville or Seattle or Los Angeles or United States
$111k-$155k/yr OnsiteFull Time
5+ YOEB.S. in engineering and 5+ years of related experience. Requires Creo, Creo Parametric, Windchill, CAD assemblies, BOMs, GD&T, thermal hardware design, and cross-functional aerospace engineering experience.
Creo, Creo Parametric, Windchill, CAD, Product Lifecycle Management (PLM), BOMs, ICMs, Ansys, Nastran, Optistruct, LS Dyna, Hypermesh, Hypersizer, ASME Y14.5, GD&T
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Senior Mechanical Design Engineer
Hampton or Greenbelt or Huntsville or Dallas or Houston or Denver or Mountain View or Edwards
$90k-$124k/yr OnsiteFull Time
5+ YOEBachelor's degree with 5+ years or master's degree with 1+ year of experience; aerospace hardware design, analysis, testing, and parametric CAD experience required. U.S. citizenship or permanent residence required.
Parametric CAD, Creo Parametric, CAD
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Director of Hardware Engineering
Broomfield or Denver
$250k-$275k/yr OnsiteFull Time
12+ YOE4+ Mgmt12+ years in precision spaceflight hardware and 4+ years leading hardware engineering managers; expertise in opto-mechanical, structural, thermal, avionics, design margins, environmental testing, anomalies, and make-versus-buy strategy.
NASA, MIL, GNC
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Mechanical Engineering Manager
Lafayette, Colorado, United States
$144k-$186k/yr HybridFull Time
7+ YOEBachelor's in engineering, 7+ years design/fabrication/test experience, proven leadership, CAD and analysis proficiency, mechanism design and testing experience, ability to lead teams and deliver flight-ready hardware; hybrid work in Lafayette, CO.
CAD, Ansys, MATLAB, ASME Y14.5
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Propulsion Engineer, Combusion Devices
Berthoud, Colorado, United States
$80k-$100k/yr OnsiteFull Time
Bachelor’s degree in mechanical or aerospace engineering; rocket engine component experience; CAD proficiency; fluid, mechanical, and electrical systems knowledge; and hardware lifecycle ownership skills.
Computer-Aided Design and Drafting (CAD), Computational Fluid Dynamics (CFD), Ansys, Siemens NX, Windchill PLM, ASME Y14.5
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Principal Thermal Engineer
Boulder, Colorado, United States
$160k-$209k/yr HybridFull Time
10+ YOEBS or higher in Mechanical, Aerospace Engineering, or related discipline; 10+ years of aerospace thermal engineering experience; thermal analysis software, thermal vacuum testing, and spaceflight hardware expertise.
Thermal Desktop, SolidWorks, CAD
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Associate Product Engineer
Denver, Colorado, United States
$80k-$90k/yr OnsiteFull Time
0+ YOEBachelor's degree in engineering or related field,0–2 years experience,mechanical aptitude,hands-on hardware experience,CAD familiarity,analytical and communication skills.
OnShape, Microsoft Excel, Python, MATLAB
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Sr Project Engineer
Arvada, Colorado, United States
$95k-$115k/yr OnsiteFull Time
5+ YOEBachelor's degree in mechanical, aeronautical, or electrical engineering; 5+ years of engineering experience; 3 years leading technical projects; complex electromechanical hardware experience; ability to obtain U.S. security clearance.
2mo
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Thermal Engineer
Golden, Colorado, United States
$95k-$170k/yr OnsiteFull Time
5+ YOE5+ years spacecraft thermal design and hardware experience; proficient with Thermal Desktop, SINDA/FLUINT, ESATAN or Python solvers; BS/MS in mechanical/aerospace engineering; experience with thermal-vacuum testing.
Thermal Desktop, SINDA/FLUINT, ESATAN, Python, CAD
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Shelter Engineer (AHT)
Boulder, Colorado, United States
$83k-$125k/yr FieldFull Time
2+ YOEBachelor’s degree in engineering plus 2 years’ experience, or master’s with no experience. Requires mechanical aptitude, field installation and hardware integration experience, travel, U.S. citizenship, and ability to obtain Secret clearance.
Microsoft Office Suite, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, MBSE, SysML, DOORS
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Senior Productization Engineer
Louisville, Colorado, United States
$155k-$170k/yr OnsiteFull Time
7+ YOEMaster's/PhD (or equivalent experience), 7+ years in complex hardware development/productization, cross-discipline experience across optical, mechanical, electrical, software/firmware, test and manufacturing, experience creating WBS/BOE, integration/verification plans, and leading matrixed teams.
2mo
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SkillBridge Critical Facilities Engineer, Data Center - Hiring our Heroes Cohort Q3' 2026
Ashburn or Chicago or Denver or San Jose or Dallas or Miami
HybridFull Time, Internship
1+ YOETechnical associate degree, military or civilian trade school, or relevant experience; 1–4 years in mechanical engineering or related work; HVAC, critical infrastructure, data center operations, communication, and 50-pound lifting ability.
UPS, generator, BMS, chillers, life safety systems, HVAC, IT hardware, MOPs
1mo
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Sr. Engineering Manager
Lafayette, Colorado, United States
$215k-$257k/yr OnsiteFull Time
6+ YOE6+ MgmtBachelor's in engineering and 6+ years directing cross-functional electro-mechanical product teams; experience with EMC/ESD, FDA/QSR and IEC standards, hardware design, molding/casting, FMEA, DVP&R, and offshore team leadership.
BIOS, Unified Extensible Firmware Interface (UEFI), QNX, Linux, Cadence OrCAD, Cadence Allegro, HyperLynx, FPGAs
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