41 mechanical process engineer jobs at 30 companies in Frederick, MD
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Water/Wastewater Process Mechanical Engineer
Fairfax, Virginia, United States
$90k-$185k/yr OnsiteFull Time
5+ YOEBachelor's in Mechanical/Civil/Chemical Engineering,5+ years designing process piping and mechanical systems for water/wastewater facilities,AutoCAD and Microsoft Office proficiency,PE in VA preferred.
AutoCAD, Microsoft Office, Revit
1mo
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Process Engineer
Cockeysville, Maryland, United States
$80k-$85k/yr OnsiteFull Time
2+ YOEBachelor's in mechanical/industrial/aerospace engineering, 2+ years manufacturing/process experience, CAD/AutoCAD and process simulation knowledge, familiarity with SOPs and safety regulations; US citizen or green card required.
CAD, AutoCAD
2mo
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Mid-Level Process Mechanical Designer
Pittsburgh or Philadelphia or Columbus or Independence or Troy or Cincinnati or Saint Paul or Milwaukee or Andover or Syracuse or Virginia Beach or Alexandria or Columbia or Richmond
$64k-$105k/yr HybridFull Time
4+ YOE4+ years in process mechanical design; proficient in Revit and AutoCAD; P&ID coordination; piping design; project design gates; mentoring.
Revit, AutoCAD, P&ID, Microstation?
2mo
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Thermal Mechanical Engineer
Baltimore, Maryland, United States
OnsiteFull Time
5+ YOEBSc or MSc in Mechanical Engineering (BSc minimum). 5+ years in high-temperature systems, reactor or process equipment design, thermal systems engineering. Experience with SolidWorks/Inventor and ANSYS/COMSOL (CFD/FEA); knowledge of high-temperature materials and ASME/piping design.
SolidWorks, Inventor, ANSYS, COMSOL, CFD, FEA
2w
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Mechanical Engineer IV
Hunt Valley or Belleville or Milwaukee
$100k-$130k/yr OnsiteFull Time
10+ YOERequires a 4-year engineering degree, 10+ years of experience, construction process knowledge, building code expertise, AutoCAD or Revit knowledge, and strong communication skills. EIT or PE preferred.
AutoCAD, Revit
2d
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Senior Process Engineer - Equipment
Harmans or Baltimore or Washington
$94k-$128k/yr OnsiteFull Time
4+ YOEBachelor's degree or higher in engineering and 4+ years of GMP or biopharma maintenance/engineering experience. Requires mechanical, electrical, automation, sterile manufacturing, cGMP, troubleshooting, and documentation expertise.
Computerized Maintenance Management System (CMMS), Standard Operating Procedures (SOPs), Supervisory Control and Data Acquisition (SCADA)
3w
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Manufacturing Process Engineer
Baltimore, Maryland, United States
$64k-$93k/yr OnsiteFull Time
1+ YOEBachelor's degree in mechanical or relevant engineering discipline, 1–3 years of manufacturing and engineering technology experience, critical thinking, troubleshooting, communication, and U.S. Person status or authorization.
modeling software
1mo
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Senior Mechanical Engineer – 3D Facility Characterization
Albuquerque or Chantilly
OnsiteFull Time
10+ YOEBachelor's in engineering required (advanced degree preferred), 10+ years engineering experience with 3D geometric modeling, CAD, LiDAR/point-cloud processing, Hydrocode/FEA/CFD prep, and an active TS/SCI clearance.
LiDAR, 3D CAD, SolidWorks, Creo, Autodesk, Hydrocode, Finite Element Analysis (FEA), Computational Fluid Dynamics (CFD), HPAC, VLSTRACK, CloudCompare, Cyclone, Structure-from-Motion (SfM), Synthetic Aperture Radar (SAR), Python, MATLAB, LS-DYNA, ANSYS Autodyn, CTH
3d
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Device Assembly Process Engineer
Gaithersburg, Maryland, United States
$79k-$119k/yr OnsiteFull Time
5+ YOERequires a Mechanical Engineering, Biomedical Engineering, related engineering, or pharmaceutical science degree and 5+ years' experience with a bachelor's or 2+ years' experience with a master's, plus medical device or combination product expertise.
QbD
2mo
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FAB Engineer (Wet Process)
Manassas, Virginia, United States
OnsiteFull Time
Bachelor's in engineering (Chemical, Electrical, Mechanical or related) preferred; experience with statistical analysis, FMEA/8D/SPC, failure analysis, process/equipment/material optimization, product quality escalation, and data collection/analysis.
FMEA, 8D, SPC, R2R, ECN, GCP, TPM, PDR
1w
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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)
12h
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Sr. Process Safety Consultant
Atlanta or Baltimore or Chicago or Colorado Springs or Columbia or Phoenix or Westborough
$110k-$175k/yr HybridFull Time
5+ YOEBachelor's degree in chemical, mechanical, process, or related engineering; 5+ years in process safety with PHA involvement; recognized PHA leadership certification; PE or functional safety credentials preferred; willingness to travel 25–50%.
HAZOP, What-If, LOPA, FMEA, P&IDs, PFDs, Microsoft ChatGPT, AI
2w
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Senior Commissioning / Construction Support Engineer (Wastewater Process Facilities)
Alexandria or Washington
$130k-$190k/yr FieldFull Time
8+ YOERequires 8–15+ years in wastewater, industrial, or process facilities; commissioning/startup experience; process, mechanical, electrical, controls, and SCADA knowledge; and active construction-site experience.
SCADA
1mo
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Resident Engineer
Washington or Baltimore
$80k-$100k/yr OnsiteFull Time
4+ YOEBA/BS in mechanical, electrical, or civil/structural engineering plus 4 years' related experience or equivalent; PE or ability to obtain within 1 year; OSHA 10; experience with wastewater construction and mechanical process equipment.
PMIS- e-Builder
3d
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Manufacturing Engineer
Clarksburg, Maryland, United States
$115k-$140k/yr OnsiteFull Time
3+ YOEBachelor’s degree in mechanical, manufacturing, industrial, or related engineering; 3–6 years manufacturing engineering experience; CAD, process documentation, assembly, 8D problem-solving, and cross-functional production support experience.
Computer-Aided Design (CAD), Inventor, SolidWorks, Creo, 8D, Process Failure Mode and Effects Analysis (PFMEA), Six Sigma, Lean
1mo
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Water/Wastewater Project Manager - Process Mechanical
Richmond or Fairfax
$131k-$169k/yr OnsiteFull Time
10+ YOEBachelor's in engineering, PE in Virginia, 10+ years water/wastewater experience, project management (scope/schedule/budget), technical design and client development skills.
1w
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New Products Manufacturing Engineer
Sparrows Point or Baltimore or Washington
$74k-$174k/yr OnsiteFull Time
3+ YOEBachelor's degree in mechanical engineering or related field, 3–5 years of engineering experience, 3D CAD and 2D drawing proficiency, manufacturing process knowledge, MS Office proficiency, and willingness to work in an industrial environment.
Microsoft Office, 3D CAD, Oracle ERP, Windchill PLM, Autodesk Inventor, AutoCAD
1w
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New Products Manufacturing Engineer
Sparrows Point or Baltimore or Washington
$74k-$174k/yr OnsiteFull Time
3+ YOEBachelor's degree in mechanical engineering or related field, 3–5 years of related engineering experience, 3D CAD and 2D drawing proficiency, manufacturing process knowledge, MS Office proficiency, and industrial tool use.
3D CAD, Microsoft Office, Oracle ERP, Windchill PLM, Autodesk Inventor, AutoCAD, 3D printing
2mo
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Engineer Manufacturing
Elkridge, Maryland, United States
$80k-$119k/yr OnsiteFull Time
2+ YOEBachelor's in mechanical engineering or related STEM with 2+ years experience (or master's with 0 years); U.S. citizenship required; experience with SMT/Depanel routing, troubleshooting automated equipment, process development, Lean Six Sigma concepts, and MS Office.
Depanel routing equipment, SMT, G-Code, CAM, CMM, Microsoft Office
1mo
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Associate Implementation Engineer
Washington, District of Columbia, United States
$50k-$180k/yr OnsiteFull Time
5+ YOEBachelor's in engineering required (mechanical/electrical/systems preferred),5 years relevant experience,process/implementation experience,MS Excel/Office proficiency,strong communication,leadership ability,frequent domestic travel.
Microsoft Excel, Microsoft Office
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