170 mechanical systems engineer jobs at 97 companies in Sun City, CA
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Senior Mechanical Engineer - Fuel Systems
Lake Forest, California, United States
$120k-$140k/yr OnsiteFull Time
5+ YOEBachelor's degree in mechanical engineering and 5+ years of experience required. Requires high-pressure fuel system design, testing, analytical calculations, documentation, and knowledge of hydrogen and natural gas materials compatibility.
CAD, NX Unigraphics, Flexible Spending Accounts (FSA)
3w
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Senior Mechanical Engineer, Warfighter Systems
Mountain View or Costa Mesa
$160k-$185k/yr OnsiteFull Time
7+ YOEBachelors in engineering, 7+ years mechanical engineering experience, CAD skills, detailed mechanical design for metallics/composites, ergonomics, structural/thermal analysis, manufacturing knowledge, and eligibility for U.S. security clearance.
Lattice OS, NX, Teamcenter, FEA
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Mechanical Engineer III – Battery Systems Engineering
Carlsbad, California, United States
$130k-$165k/yr OnsiteFull Time
5+ YOEBachelor's in mechanical engineering,5+ years mechanical engineering experience in battery/EV/energy storage,expert 3D CAD skills,thermal analysis and testing experience,GD&T and DFM knowledge,mentorship ability.
Onshape, SolidWorks, SimScale, ANSYS, SolidWorks Simulation
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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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Senior Mechanical Engineer
Tustin, California, United States
$140k-$200k/yr HybridFull Time
10+ YOEBachelor’s in Mechanical Engineering; 10+ years in mechanical systems design/management; client engagement; PE preferred.
Revit, Navisworks, Energy Soft, Trace energy modeling
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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
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Mechanical Engineer IV
Carlsbad, California, United States
$125k-$140k/yr OnsiteFull Time
7+ YOE7+ years mechanical engineering experience; equipment design from concept to production; SolidWorks and FEA experience; familiarity with electrical systems and manufacturing processes; BS in Mechanical Engineering.
SolidWorks, FEA software
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Mechanical Engineer I
Irvine, California, United States
$76k-$102k/yr OnsiteFull Time
1+ YOEUS work authorization required; Bachelor's in mechanical engineering; 1+ year engineering experience in R&D or manufacturing; SolidWorks and systems integration experience; able to read electrical/mechanical drawings.
SolidWorks, Microsoft Project, Microsoft Access, Microsoft Excel, Microsoft PowerPoint
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Sr. Mechanical Engineer
Irvine, California, United States
$150k-$250k/yr OnsiteFull Time
Neon Aero: Designs and builds AI-native aerospace hardware and flight systems.
8+ YOE8+ years developing and shipping mechanical products; strong Siemens NX, GD&T, production drawing, manufacturing, supplier, quality-system, and cross-functional engineering experience. Mechanical Engineering degree preferred.
Siemens NX, MATLAB, Python, FEA, GD&T, DFAuto, IQC, OQC, ORT, CP/CPK, SPC, DO-160
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Sr. Mechanical Engineer
Irvine, California, United States
$105k-$155k/yr OnsiteFull Time
5+ YOEB.S. or M.S. in Mechanical/Aerospace Engineering,5+ years designing complex mechanical systems,experience with SolidWorks/Creo,GD&T (ASME Y14.5),hardware build/test experience,and U.S. citizenship with clearance eligibility.
SolidWorks, Creo
2mo
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Mechanical Engineer - Buildings
Riverside, California, United States
$89k-$127k/yr OnsiteFull Time
3+ YOEBachelor’s degree in mechanical engineering; 3–5 years building systems design; HVAC knowledge; AutoCAD/Revit experience; codes and standards familiarity.
AutoCAD, Revit
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Principal Mechanical Engineer
Irvine, California, United States
$140k-$210k/yr OnsiteFull Time
8+ YOEBachelor's in Mechanical Engineering required; 8+ years in precision mechanical systems and vibration mitigation; SolidWorks and ANSYS (or equivalent) proficiency; FEA, modal analysis, GD&T, PLM/ERP (Agile, SAP); leadership and test/prototyping experience; travel <10%.
SolidWorks, ANSYS, FEA, CAD, PLM, ERP, Agile, SAP, GD&T, BOM
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Mechanical Systems Senior Designer (Remote Contract)
Mission Viejo, California, United States
$80-$90/hr RemoteContract
7+ YOERequires a mechanical or aerospace engineering bachelor's degree or equivalent, 7+ years of related industry experience, aircraft mechanical systems expertise, Part 23 certification knowledge, GD&T, and engineering change experience.
CATIA 3DEXPERIENCE (3DX), Zonal Reference Models (ZRM), Interface Control Models (ICM), Interface Control Drawings (ICD), ASME Y14.100, Y14.5 GD&T
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Mechanical Design Engineer III
Escondido, California, United States
$84k-$154k/yr OnsiteFull Time
2+ YOEBachelor's degree in Mechanical Engineering with 2 years experience or Master's in Mechanical Engineering; cryogenic/high-pressure system experience; read/develop P&ID; familiarity with P&IDs; pump selection/operations; safety/risk assessment; CAD tools; travel up to 25%.
AutoCAD, Inventor, SolidWorks
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Systems Engineer
Carlsbad or Tempe
$95k-$150k/yr OnsiteFull Time
5+ YOEBA/BS in engineering or equivalent, 5+ years designing complex electrical/mechanical/software production test systems, US citizenship, up to 10% travel, must work from Carlsbad, CA or Tempe, AZ office.
Jama, Solidworks Electrical, Solidworks 3D, Agile (Configuration Management Database), Microsoft SharePoint, DxDesigner, JIRA, ADS, HFSS, O-Scopes, Spectrum Analyzers, Network Analyzers, Logic Analyzers, Signal Generators
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Systems Engineer
Carlsbad or Tempe
$95k-$150k/yr OnsiteFull Time
5+ YOEBA/BS in engineering or equivalent,5+ years designing complex test systems across electrical, mechanical and software domains,US citizenship required,ability to work from Carlsbad or Tempe,up to 10% travel,experience with test equipment and PLM/Jama.
JAMA, Solidworks Electrical, Solidworks 3D, Microsoft SharePoint, DxDesigner, JIRA, ADS, HFSS, Agile
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Director of Mechanical Engineering (Building Systems)
Charlotte or King of Prussia or Scottsdale or Frisco or Bellevue or Roseville or Richland or Puyallup or Klamath Falls or Chehalis or Long Beach or Kent or Remote or Philadelphia or Burlington or Bentonville or Minneapolis or Ontario or Somerville or West Chester or Tampa or Hillsboro or Naperville or Duluth or Saint Louis
$160k-$220k/yr HybridFull Time
15+ YOE8+ MgmtBachelor's in Mechanical Engineering, PE required, 15+ years A/E/C mechanical engineering program/project experience, 8+ years supervising, commercial program experience, MS Office required, AutoCAD/Revit preferred.
Microsoft Office, AutoCAD, Revit
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Principal Mechanical Engineer (Console System)
Carlsbad, California, United States
$107k-$203k/yr OnsiteFull Time
7+ YOE7+ years mechanical engineering experience developing complex electromechanical medical devices; Bachelor's in mechanical engineering or related; SolidWorks and FEA experience; knowledge of design controls, FDA and ISO13485 processes.
SolidWorks, Finite Element Analysis (FEA)
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December 2026 New Graduate Engineer, Mechanical
Huntington Beach, California, United States
$105k-$110k/yr OnsiteFull Time
1+ YOEBachelor’s degree in engineering and 1+ year designing or prototyping mechanical systems; graduating in 2026 or 2027. CAD, programming, simulation, and manufacturing experience preferred.
NX, SolidWorks, Python, MATLAB, C++, FEA
2mo
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Sr. Systems Engineer - Lighting
Irvine, California, United States
$108k-$143k/yr OnsiteFull Time
5+ YOEBS in Mechanical Engineering; 5+ years in systems engineering (lighting preferred); experience with requirements management and modeling tools; strong communication; ability to manage a complete system through V-cycle.
MATLAB, Simulink, Enterprise Architect, Flow, Jama, Vector Canalyzer, CANoe, CANape
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