111 mechanical systems engineer jobs at 67 companies in Lancaster, CA
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Electro-Mechanical Systems Engineer
Monrovia, California, United States
$70k-$110k/yr OnsiteFull Time
Bachelor's or Master's in engineering, hands-on experience integrating mechanical/electrical/material systems, SolidWorks and FEA proficiency, ability to build and test hardware prototypes, strong problem-solving and documentation skills.
SolidWorks, FEA, CAD
2mo
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Mechanical Sub-Systems Engineer, Entry Level
Mojave, California, United States
$86k-$138k/yr OnsiteFull Time
0+ YOEEntry-level mechanical sub-systems engineering role requiring 3D CAD experience and ability to obtain DoD clearance.
NX, Catia V5, Solidworks
2mo
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Principal Mechanical Engineer - Launcher Systems
Los Angeles, California, United States
$180k-$230k/yr OnsiteFull Time
10+ YOE10+ years in aerospace/defense mechanical design and system integration; BS in Mechanical Engineering; launcher systems experience; US citizenship and ability to obtain security clearance.
SolidWorks, CAD
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Mechanical Engineer
Irvine or Los Angeles
$93k-$132k/yr OnsiteFull Time
6+ YOEBachelor's degree in Mechanical Engineering; minimum 6 years in mechanical and plumbing design for commercial or institutional buildings; PE license; experience with building systems; proficiency with MS Office and design software.
MS Office, Trane TRACE, Manufacturer selection software
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Mechanical Engineer
Irvine or Los Angeles
OnsiteFull Time
6+ YOEBachelor's in Mechanical Engineering, PE license required for the job location, experience in mechanical/plumbing system design for commercial or institutional buildings, proficiency with Microsoft Office and Trane TRACE; master's preferred and 6+ years experience desired.
Microsoft Office, Trane TRACE
2mo
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Mechanical Engineer
Los Angeles, California, United States
OnsiteFull Time
6+ YOEB.S. in mechanical/aerospace engineering, 6+ years designing flight structures or mission-critical systems; NX and Teamcenter experience, GD&T proficiency, hands-on builder, and U.S. Person eligible for SECRET clearance.
NX, Teamcenter
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Principal Mechanical Engineer
El Segundo or Los Angeles
$175k-$215k/yr OnsiteFull Time
8+ YOEBachelor's in Mechanical Engineering, 8+ years platform-level mechanical design and system integration for aerospace/defense, SolidWorks and FEA experience, prototyping skills, MIL‑STD familiarity, and ability to obtain a U.S. security clearance.
SolidWorks, NASTRAN, ABAQUS, ANSYS, COMSOL
3w
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Senior Engineer – Mechanical Engineering
Simi Valley, California, United States
$101k-$153k/yr OnsiteFull Time
5+ YOEBachelor's in Mechanical or Aerospace Engineering,5+ years designing complex mechanical systems,prototyping and electro-mechanical experience,ASME drawing practices,Solidworks and Microsoft Office proficiency.
Solidworks, Microsoft Office
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Senior Mechanical Engineer
San Francisco or Los Angeles or San Diego or Oakland or Seattle
$129k-$147k/yr HybridFull Time
8+ YOEBachelor's in mechanical or architectural engineering, 8+ years designing HVAC systems, AutoCAD and Revit MEP proficiency, familiarity with CMC, IECC/ASHRAE 90.1, LEED and NFPA, strong communication and presentation skills.
AutoCAD, Revit MEP
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Mechanical Engineer I
Pasadena or Los Angeles
$75k-$90k/yr OnsiteFull Time
BS in mechanical/aerospace engineering from ABET school, EIT a plus. Ability to perform load calculations, system sizing, equipment selection, field surveys, and review shop drawings; strong communication and organization skills.
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Senior Mechanical Design Engineer
Los Angeles, California, United States
$150k-$180k/yr OnsiteFull Time
5+ YOE5+ years mechanical design experience; bachelor’s in mechanical engineering; hands-on with motion systems, sheet metal, DFM/DFA, FEA, prototyping, vendor collaboration, and mentorship of junior engineers.
SolidWorks, NX, CAD, PDM, PLM, FEA, GD&T (ASME Y14.5)
17h
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Mechanical/Automation Engineer
Glendale, California, United States
$38-$50/hr OnsiteFull Time
3+ YOEBachelor's degree in mechanical, aerospace, automotive, robotics, controls engineering, or similar; 3–5 years designing complex products and automation systems; hands-on prototyping, machining, fabrication, and CAD experience.
SolidWorks, PLC, HMI, Python, LabVIEW, 3D printing, CNC lathe
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MECHANICAL DESIGN ENGINEER - HVAC SYSTEMS (1545687)
Dallas or Fort Worth or Texas or Washington or Maryland or Florida or Los Angeles or San Francisco or New York City
OnsiteFull Time
6+ YOEEIT required, PE preferred; Bachelor's in engineering preferred; 6+ years HVAC or related project experience preferred; proficiency with Microsoft Office, Trane Trace, Revit, AutoCAD; U.S. citizenship with valid U.S. passport for secure facility access.
Microsoft Office Suite, Trane Trace, Revit, AutoCAD
12h
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Marine Systems Engineer
Torrance or Los Angeles
$125k-$150k/yr OnsiteFull Time
3+ YOEBachelor's degree in a relevant engineering field, 3+ years designing production mechanical systems, 3D CAD and PDM/PLM proficiency, hands-on testing experience, and ability to lift 50 pounds.
SolidWorks, NX, CATIA, PDM, PLM, GD&T, BOM
1w
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Mechanical Engineer- Fleet Operations & Reliability
Los Angeles, California, United States
$100k-$175k/yr FieldFull Time
Bachelor's degree in Mechanical, Electrical, Aerospace or related; experience building/testing/operating complex electromechanical systems; field deployment and contractor management; willingness to travel and obtain Top Secret clearance.
Python, SQL, CAD
2mo
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Mechanical Engineer I (84097)
El Monte, California, United States
$101k-$122k/yr OnsiteFull Time
2+ YOEBSME; minimum 2 years in design and fabrication of mechanical/electromechanical systems; experience with PID/PLC; AutoCAD and MS Office; ITAR/EAR compliance required.
AutoCAD, PLC, PID controllers, MS Office
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Mechanical Engineer, Data Centers - Remote (U.S.)
Arlington or Chicago or Columbus or Dallas or Los Angeles or Phoenix
$150k-$195k/yr RemoteFull Time
6+ YOEBachelor's degree with 6+ years or equivalent, PE required, experience in data center mechanical/HVAC systems, CFD, and standards (TIA 942, Uptime); occasional travel; no sponsorship.
Computational Fluid Dynamics (CFD)
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Senior, Thermo-Mechanical Design Engineer - Reactor Cavity Cooling Systems
Torrance or Los Angeles
$140k-$185k/yr OnsiteFull Time
Antares: Designing and manufacturing microreactors for defense and space missions.
5+ YOEBachelor's in engineering with thermal-fluid emphasis, 5+ years designing thermal-fluid/ HVAC/ cooling systems, experience performing thermal, fluid, and structural analyses, strong multidisciplinary communication and technical leadership.
ANSYS, COMSOL Multiphysics, FEA, CFD
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Mechanical Engineer, Data Centers - Remote (U.S.)
Los Angeles or Arlington or United States
$150k-$195k/yr RemoteFull Time
6+ YOEPE registration required; Bachelor's degree with 6+ years' relevant experience (or equivalent). Experience in data center mechanical systems, HVAC and heat rejection design, CFD analysis, equipment installation/operation, and familiarity with industry standards.
Computational Fluid Dynamics (CFD)
2w
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Staff/Principal Mechanical Design Engineer, Flight Mechanisms
Los Angeles, California, United States
$173k-$257k/yr OnsiteFull Time
8+ YOE8+ years CAD experience, strong mechanical design, FEA/hand calculations, fabrication/machine shop knowledge, experience with pneumatic/hydraulic/electromechanical systems, bachelor's in engineering; aerospace standards preferred.
NX, CATIA, SolidWorks, FEA
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