320 mechanical systems engineer jobs at 178 companies in Fairfax, CA

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Mechanical Systems Design Engineer
San Francisco, California, United States
$135k-$170k/yr OnsiteFull Time
Astro Mechanica
Astro Mechanica: Building turboelectric jet engines for supersonic aircraft.
2+ YOEBachelor's in mechanical/aerospace engineering, 2+ years designing or testing fluid/mechanical systems, 3D CAD proficiency (NX,CATIA V5,SolidWorks), GD&T and manufacturing knowledge, hands-on fabrication and testing experience.
NX, CATIA V5, SolidWorks
1w
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Mechanical Engineer, Ground Systems
South San Francisco, California, United States
$135k-$225k/yr OnsiteFull Time
Zipline
Zipline: Operates an autonomous drone delivery system for medical supplies.
5+ YOE5–10+ years designing complex mechanical or electromechanical systems through production; strong CAD, FEA, mechanisms, manufacturing, verification, supplier, and NPI experience; bachelor's in mechanical engineering required.
NX, SolidWorks, CAD, FEA, CNC, EMI/EMC
2w
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Mechanical Engineer, Vacuum Systems
Austin or San Francisco
OnsiteFull Time
fab2
fab2: Designing and manufacturing custom semiconductor fabrication equipment and factories.
2+ YOE2+ years mechanical/electromechanical design and hands-on prototyping experience; degree in engineering or physics; experience with vacuum/fluid hardware, pumps, valves, and thermal systems required.
2mo
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Mechanical Engineer — Lab Systems
Redwood City, California, United States
OnsiteFull Time
Circularity Fuels
Circularity Fuels: Developing modular reactors to convert waste carbon into fuels.
Degree in mechanical engineering or equivalent, hands-on system-building and multi-disciplinary hardware integration experience, tubing/plumbing/instrumentation skills, ability to work from drawings and schematics.
2mo
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Sr. Systems Engineer - Mechanical
Palo Alto, California, United States
$117k-$195k/yr OnsiteFull Time
Lanteris Space Systems
Lanteris Space Systems: Manufactures high-performance satellites and spacecraft for orbital missions.
5+ YOEUS citizen or permanent resident; bachelor’s degree in engineering/physics/STEM (or 4 yrs additional experience); 5+ years systems engineering experience with emphasis in mechanical/structural/configuration subsystems; requirements development, budgets, V&V, and risk management.
DOORS, JAMA, C, C++, Python, Matlab
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Staff Mechanical Engineer (Fluidic Systems)
Hayward, California, United States
$160k-$225k/yr OnsiteFull Time
Voya Energy
Voya Energy: Commercializing metal-based fuel systems for clean off-grid electricity.
7+ YOEBachelor's in Mechanical Engineering, 7+ years mechanical design and system development experience, proficiency in 3D CAD (SolidWorks, NX, Creo), PDM/PLM, strong fluid mechanics and heat transfer knowledge, FEA/CFD experience, hands-on hardware and testing experience.
SolidWorks, NX, Creo, PDM, PLM, Confluence, Slack, Asana, FEA, CFD, P&ID, GD&T (ASME Y14.5)
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Senior Mechanical Engineer, Warfighter Systems
Mountain View or Costa Mesa
$160k-$185k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
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
1mo
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Senior Mechanical Engineer, Fluid Systems
Berkeley, California, United States
$129k-$169k/yr OnsiteFull Time
Form Energy
Form Energy: Developing multi-day batteries for grid-scale energy storage.
5+ YOEBachelor's in Mechanical Engineering or related field,5+ years mechanical design experience in liquid/gas handling or equipment,manufacturing experience,first-principles modeling,design for manufacturing,collaboration across disciplines.
2w
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Senior Mechanical Engineer – Thermal & Air Systems
Alameda, California, United States
$170k-$200k/yr HybridFull Time
Rondo Energy
Rondo Energy: Manufactures thermal batteries for industrial zero-carbon heat delivery.
7+ YOEBachelor's or Master's in Mechanical Engineering,7+ years designing high-temperature air or gas handling systems,knowledge of high-temp materials,codes,testing,and mentorship experience.
SolidWorks, PLM, FEA, CFD
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Mechanical Engineer
San Francisco, California, United States
$114k-$280k/yr OnsiteFull Time
Pronto AI
Pronto AI: Develops autonomous haulage technology for mining and industrial equipment.
3+ YOEBachelor's in Mechanical Engineering, Mechatronics, or related field; 3+ years of professional mechanical design experience; 3D CAD expertise and hands-on mechanical or electrical systems experience required.
3D CAD, CNC, OSHA, CE, CCC, ASME
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Lead Mechanical Engineer, Compute Systems
San Carlos, California, United States
$150k-$225k/yr OnsiteFull Time
Cowboy Space
Cowboy Space: Building satellite-based orbital infrastructure for AI data centers.
5+ YOEBachelor's degree in mechanical, aerospace, or related engineering; 5+ years in aerospace, defense, or high-reliability flight hardware; CAD, drawing/GD&T, structural and thermal analysis, qualification, and team leadership experience.
NX, SolidWorks, 3D CAD, GD&T
3w
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Mechanical Engineer
Mountain View, California, United States
$104k-$176k/yr OnsiteFull Time
Beyond New Horizons
Beyond New Horizons: Provides test operations and sustainment for aerospace testing complexes.
2+ YOEBS in mechanical or aerospace engineering, 2–5 years relevant experience, U.S. citizenship, ability to obtain security clearance, SolidWorks/AutoCAD and PLC familiarity, hands-on mechanical systems experience.
SolidWorks, AutoCAD, PLC
3mo
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Mechanical Engineer
Fairfield, California, United States
OnsiteFull Time
Jelly Belly Candy Company
Jelly Belly Candy Company: Manufactures and sells premium jelly beans and confectionery products.
2+ YOEDesigns, analyzes, and tests mechanical/electromechanical systems; plans factory layouts; requires a BS in Mechanical Engineering or related experience; proficiency with AutoCAD/SolidWorks; PLC, electrical controls; OSHA/ NEC knowledge.
AutoCAD, SolidWorks, Microsoft Office, PLC, servo drives, pneumatics, hydraulics, process instrumentation
2mo
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Mechanical Engineer
San Francisco, California, United States
$115k-$150k/yr OnsiteFull Time
Ouster
OusterNASDAQ: OUST: Designs and manufactures high-resolution digital lidar sensors.
Bachelor's in Mechanical Engineering, experience with multi-domain mechanical systems, SolidWorks and CAD proficiency, hands-on assembly and failure analysis, GD&T/FEA/CFD familiarity and Python scripting preferred; occasional travel.
SolidWorks, CAD, FEA, CFD, Python
1mo
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Mechanical Engineer
San Francisco, California, United States
OnsiteFull Time
American Turbines
American Turbines: Building compact modular gas turbines for distributed power generation.
Experience designing packaged machinery and mechanical systems for field-deployable gensets/engines; design for manufacture, packaging to released drawings, and focus on footprint, cost, and serviceability.
2w
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Senior Mechanical Engineer
Fremont, California, United States
$145k-$170k/yr OnsiteFull Time
Velo3D
Velo3DNASDAQ: VELO: Manufacturer of advanced metal 3D printers and software.
6+ YOEBachelor's degree in mechanical engineering or related field, 6+ years of mechanical systems design, CAD, and industrial capital equipment experience; GD&T, testing, and complex mechanical systems expertise required.
Solidworks, GD&T, FEA, CFD, CAD, Sapphire, Flow, Assure, CNC
2w
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Senior Mechanical Engineer
San Francisco, California, United States
OnsiteFull Time
Orion Sleep
Orion Sleep: Manufacturer of AI-powered smart mattress covers for sleep optimization.
7+ YOE7+ years mechanical engineering experience in consumer hardware, system-level ownership, expertise in plastics, sheet metal, mechanisms, thermal systems, CAD, DFM/DFA, and GD&T.
CAD, SolidWorks, GD&T
2mo
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Mechanical Engineer II
Petaluma, California, United States
$82k-$116k/yr OnsiteFull Time
AeroVironment
AeroVironmentNASDAQ: AVAV: Designs and manufactures unmanned aircraft and tactical missile systems.
2+ YOEBachelors in Mechanical or Aerospace Engineering (or equivalent), 2+ years designing complex mechanical/electro-mechanical systems, SolidWorks/ANSYS proficiency, prototyping and ASME drawing standards experience.
SolidWorks, SolidWorks Simulation, ANSYS, SolidWorks EPDM, Microsoft Office, 3D printing
2mo
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Sr Mechanical Engineer
San Francisco or Oakland
$140k-$175k/yr HybridFull Time
AECOM
AECOMNYSE: ACM: Global infrastructure consulting firm providing design and engineering services.
6+ YOEBachelor's in Mechanical Engineering, PE license, 6+ years mechanical engineering experience, experience with HVAC/building systems, codes (ASHRAE, IMC, IPC, IECC), leadership and mentoring, and occasional travel.
2mo
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Sr Mechanical Engineer
Oakland or San Francisco
$140k-$175k/yr HybridFull Time
AECOM
AECOMNYSE: ACM: Provides infrastructure consulting and engineering services for global projects.
6+ YOEBachelor's in mechanical engineering, PE license, 6+ years mechanical engineering experience; consulting/building systems experience preferred; knowledge of ASHRAE/IMC/IPC/IECC; strong leadership and mentoring skills.