17 mechanical process engineer jobs at 11 companies in Wellington, CO
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Mechanical Engineer
Boulder, Colorado, United States
$75k-$123k/yr OnsiteFull Time
5+ YOEBachelor's degree in Mechanical Engineering and 5–10 years of industrial, manufacturing, or process engineering experience. Requires project management, LEAN, Six Sigma, troubleshooting, automation, and mechanical design expertise.
A3, Six Sigma, LEAN, P&IDs, SolidWorks, Geometric Dimensioning and Tolerancing (GD&T)
2w
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Mechanical Engineer - Advanced Manufacturing
Louisville, Colorado, United States
$90k-$200k/yr OnsiteFull Time
Bachelor's in Mechanical Engineering or equivalent experience, strong engineering fundamentals, GD&T/CAD proficiency, SolidWorks, process development and production scaling experience.
SolidWorks, GD&T, CAD
2mo
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Mechanical Systems Engineer II
Boulder or Jefferson County
$85k-$105k/yr OnsiteFull Time
2+ YOEBachelor's in mechanical or related engineering, 2+ years mechanical engineering experience in industrial/process or pilot plant environments, proficiency with CAD and P&IDs, equipment specification, fabrication/commissioning support, strong communication.
CAD, P&ID
2w
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Mechanical Engineer V
Lakewood or Fort Collins or Rogers or Bentonville or Arkansas or Hunt Valley
$105k-$145k/yr OnsiteFull Time
15+ YOERequires a four-year engineering degree, 15+ years of experience, construction process knowledge, expert building-code knowledge, AutoCAD or Revit expertise, and excellent communication skills. EIT or PE preferred.
AutoCAD, Revit
1d
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Sr. Manufacturing Process Engineer
Boulder, Colorado, United States
$77k-$101k/yr OnsiteFull Time
2+ YOEBachelor’s degree with 2+ years of related experience, advanced degree without experience, or equivalent work experience; knowledge of manufacturing processes, mechanical assemblies, CAD, Lean, data analysis, and root cause analysis.
CAD, BOM, New Product Introduction (NPI), Design for Manufacturability (DFM), Engineering Change Order (ECO), 6S, PDCA, 5S Lean, Design Failure Mode and Effect Analysis (DFMEA), Geometric Dimensioning And Tolerancing (GD&T), Lean Six Sigma (LSS), Process Failure Mode Effects Analysis (PFMEA), Process Flow Diagram (PFD), Root Cause Analysis (RCA), Statistical Process Control (SPC)
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Water/Wastewater Process Engineer III
Denver or Greenwood Village or Loveland or Colorado Springs or Boise or Lewiston or San Antonio
HybridFull Time
8+ YOEABET-accredited bachelor's in Civil/Chemical/Mechanical/Environmental Engineering, minimum 8 years water/wastewater experience, PE or ability to obtain within 6 months, US work authorization without sponsorship.
PIPE-FLO, WaterCAD, Fathom, Biowin, GPSx, Sumo
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2026 Intern Conversion - Materials and Process Engineer I
Seattle or Van Horn or Denver or Huntsville or Florida or Arlington or Los Angeles or Longmont or Reston or United States
$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 graduating from college; minimum B.S. in mechanical, aerospace, or astronautical engineering; strong communication and teamwork skills; U.S. work authorization required.
Defense Biometric Identification System (DBIDS)
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Manufacturing Engineer III – Mechanical Systems
Longmont, Colorado, United States
$84k-$118k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
5+ YOEBachelor's in engineering, 5+ years manufacturing/process engineering experience in aerospace or high-precision environments, GD&T (ASME Y14.5) proficiency, fixture/tooling design and 3D CAD experience, and U.S. work-authorization per export controls.
CREO/Pro-E, SolidWorks, IFS, SAP, Oracle, Deltek Costpoint, Solumina (iBASEt), Apriso
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Project Engineer
Frederick, Colorado, United States
$103k-$161k/yr OnsiteFull Time
5+ YOEBachelor's in engineering (mechanical, electrical, chemical/biochem, manufacturing) or equivalent; 5 years pharma/biopharma/fine chemicals experience; 4+ years process engineering and project lifecycle experience; proficiency with P&IDs, URSs, process design, commissioning, validation and QA; familiarity with ASME BPE, NFPA/NEC; AutoCAD/Revit/Visio...
AutoCAD, Revit, Visio, SCADA, PLC, BAS
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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
3w
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Manufacturing Engineer II
Longmont, Colorado, United States
$84k-$118k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
3+ YOEBS in Mechanical/Manufacturing/Industrial/Aerospace Engineering,3+ years manufacturing/process engineering in aerospace or high-precision environments,experience creating work instructions,harness assembly familiarity,GD&T and standards knowledge,3D CAD proficiency,US export-eligible.
SolidWorks, CREO/Pro-E, Microsoft Excel, Microsoft Word, Microsoft PowerPoint, ERP, MES
3mo
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Water/Wastewater Design Engineer
Fort Collins, Colorado, United States
$105k-$130k/yr HybridFull Time
5+ YOEB.S. in Chemical, Mechanical or Civil Engineering with emphasis on water/wastewater design; Colorado P.E. license; 5-10 years in process design, construction and operations.
2d
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Propellant Development Engineer II
Berthoud, Colorado, United States
$90k-$112k/yr OnsiteFull Time
2+ YOEBachelor’s or Master’s in a relevant engineering or science field; 2+ years or relevant coursework/lab experience with energetic materials, polymers, chemical processing, or fluid mechanics; safety and technical communication skills.
Root Cause Analysis (RCA)
3w
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Specialist - Welding Process Sales
Denver or Henderson or Greeley or Dacono or Fort Collins
$120k-$125k/yr FieldFull Time
10+ YOEBachelor's in engineering,10+ years welding industry experience, proficiency with SMAW/GMAW/FCAW/GTAW/SAW/OFC/PAC, certifications (e.g., CWI/CWEng), valid driver’s license, strong mechanical and sales skills.
Microsoft Excel, Microsoft Word, Microsoft PowerPoint, CNC
3mo
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Senior Design Engineer - Water/Wastewater Treatment
Fort Collins, Colorado, United States
$130k-$155k/yr HybridFull Time
10+ YOEB.S. in Chemical, Mechanical or Civil Eng; Colorado PE license; 10+ years in process design, construction, operations; cost estimation, scheduling, subcontractor management; independent project management; mentor staff.
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Software Engineer - E2
King of Prussia or Boulder
$91k-$169k/yr OnsiteFull Time
Hardware engineering experience in mechanical or electrical design, knowledge of hardware processes and tools, and active Secret clearance required; ability to obtain TS/SCI clearance.
Microsoft Project, Jira, Confluence, Ethernet, CAN, LVDS
2w
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Technician I - Materials and Process Development Labs
Westminster or Broomfield or Boulder
OnsiteFull Time
High school diploma or equivalent, ability to perform tensile testing and laboratory tasks, lift 50 lbs, valid US driver's license, willingness/eligibility to obtain Secret clearance, mechanical and lab skills.
Microsoft Excel, Microsoft Word