355 mechanical testing jobs at 178 companies in Fontana, CA

2mo
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Mechanical Testing Lead Technician
Huntington Beach, California, United States
$36-$45/hr OnsiteFull Time
Element Materials Technology
Element Materials Technology: Global provider of testing, inspection, and certification services.
3+ YOE3+ years hands-on static and dynamic mechanical testing experience; associate's or bachelor's in engineering/materials preferred; knowledge of servo-hydraulic systems, ASTM test methods, drawing interpretation, and test software.
2w
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Vehicle Testing Technician II
Irvine, California, United States
$32-$36/hr OnsiteFull Time
Rivian
RivianNASDAQ: RIVN: Designs and manufactures electric vehicles and charging networks.
2+ YOE2+ years hands-on test lab or technician experience; mechanical knowledge, safe operation of electro-mechanical equipment, proficiency with measurement tools, 3D scanning/CMM exposure, basic fabrication, and strong documentation skills.
3D scanning, CMM, Jira, CAN, Vector, CAD, GD&T, data acquisition systems
4w
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Mechanical Test Engineer
Long Beach, California, United States
$85k-$175k/yr OnsiteFull Time
True Anomaly
True Anomaly: Develops autonomous spacecraft and software for space security missions.
Bachelor's in mechanical/aerospace engineering, experience in mechanical systems test for aerospace/high-reliability systems, data analysis, test documentation, and U.S. citizenship; active clearance preferred.
LabVIEW, Python, MATLAB, CAD
1w
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Product Testing & Certification Engineer
Los Angeles, California, United States
$85k-$110k/yr OnsiteFull Time
Oldcastle BuildingEnvelope
Oldcastle BuildingEnvelope: Manufacturer and distributor of architectural glass and glazing systems.
Bachelor's in engineering (or equivalent), hands-on test rig experience, strong communication, ability to create test methods, and working knowledge of AutoCAD Mechanical/Inventor and Microsoft Office.
AutoCAD Mechanical/Inventor, Microsoft Office
1w
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Mechanical Technician, Switchboards
Long Beach, California, United States
OnsiteFull Time
Giga Energy
Giga Energy: Manufactures electrical infrastructure and operates modular AI data centers.
Hands-on mechanical assembly and testing of switchboards, reading drawings, strict safety adherence, high school diploma, prior mechanic/assembler experience preferred.
1w
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Mechanical Technican
Pasadena, California, United States
$25-$30/hr OnsiteContract
Miso Robotics
Miso Robotics: Automates commercial kitchens using AI-powered robotic assistants.
Assembling, testing, and troubleshooting mechanical systems for robotic kitchen platforms; reading technical drawings; ability to lift 50 lbs; HS or trade school; familiar with MES and electrical schematics.
Manufacturing Execution System (MES), digital torque wrench, analog torque wrench
2mo
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Sr. Mechanical Engineer - Avionics Mechanical Packaging - TeraWave
Seattle or Los Angeles or Denver
$145k-$203k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
10+ YOESenior mechanical engineer with 10+ years designing ruggedized avionics enclosures; leadership; CAD/FEA; environmental testing; cross-functional collaboration.
Creo, Ansys, Windchill, GD&T
1mo
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Mechanical Engineer II
Laguna Hills, California, United States
$80k-$100k/yr OnsiteFull Time
Sonendo
SonendoOTCQX: SONX: Medical technology transforming dentistry through innovative device systems.
2+ YOEBachelor's in Mechanical Engineering with 2+ years experience (or advanced degree), skilled in mechanical design, 3D CAD modeling, prototyping, testing, design control in regulated industries, DOE exposure, and risk management.
3w
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Manager, Mechanical Engineering
Pasadena, California, United States
$142k-$189k/yr OnsiteFull Time
Rocket Lab
Rocket LabNasdaq: RKLB: Operates launch vehicles and manufactures satellites for space missions.
8+ YOEDegree in Mechanical/Aerospace/Mechatronics/Robotics,8+ years mechanical engineering experience delivering high-reliability or spaceflight hardware,management experience,SolidWorks proficiency,and hands-on design, test, and integration skills.
SolidWorks
6d
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Sr. Mechanical Engineer
Irvine, California, United States
$120k-$180k/yr OnsiteFull Time
TRL11
TRL11: High-definition video technology for aerospace and defense.
5+ YOEBachelor's in mechanical/aerospace engineering, 5+ years product-development experience, proficiency with 3D CAD/GD&T, thermal and structural design, manufacturing and test support, vendor interaction, and environmental testing.
Onshape, Solidworks
2w
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Sr. Mechanical Engineer
Irvine, California, United States
$105k-$155k/yr OnsiteFull Time
Terran Orbital
Terran OrbitalNYSE: LMT: Manufactures modular spacecraft for aerospace and defense missions.
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
3w
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Mechanical Engineer, Maritime
Costa Mesa, California, United States
$129k-$171k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
4+ YOEBachelor's in mechanical/robotics/mechatronics or equivalent, 4+ years mechanical/mechatronics engineering experience, eligible for Top Secret clearance, up to 20% travel, experience across design, integration, testing, and sustainment of complex robotic systems.
Siemens NX, Nastran, FEMAP, CAD, Lattice OS
1mo
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Principal Mechanical Engineer
Irvine, California, United States
$140k-$210k/yr OnsiteFull Time
MKS Instruments
MKS InstrumentsNASDAQ: MKSI: Supplies process control instruments and chemicals for semiconductor manufacturing.
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
1mo
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Founding Mechanical Engineer
Los Angeles, California, United States
$135k-$215k/yr HybridFull Time
Pillar Space
Pillar Space: Building high-stakes, flight-grade autonomous space hardware systems.
2+ YOEBachelor's in mechanical/aerospace engineering, 2+ years designing and testing complex mechanical or electromechanical hardware, proficiency with professional CAD (NX, CATIA, Creo, SolidWorks), hand calculations, tolerance analysis and FEA, GD&T and ASME Y14.5 familiarity, hands-on prototyping experience.
NX, CATIA, Creo, SolidWorks, PLM
2d
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Mechanical Technician - Powerplant
Long Beach, California, United States
OnsiteFull Time
Odys Aviation
Odys Aviation: Develops hybrid-electric vertical takeoff and landing aircraft.
High school diploma required; experience with electric propulsion, hybrid powerplant systems, soldering/crimping, harness building, and standard test equipment; ability to read schematics and mechanical drawings.
torque wrench, saw, drill, soldering iron, multimeter, oscilloscope, milliohm meter, forklift, gantry crane
3w
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Manager, Mechanical Engineering
Pasadena, California, United States
$142k-$189k/yr OnsiteFull Time
Rocket Lab
Rocket LabNASDAQ: RKLB: Designs and builds launch vehicles and satellite systems.
8+ YOEDegree in mechanical/aerospace/mechatronics/robotics,8+ years mechanical engineering experience with leadership,proven spaceflight/high-reliability hardware delivery,SolidWorks proficiency,and hands-on assembly/test experience.
SolidWorks
1w
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Mechanical Assembler 3/4
Los Angeles, California, United States
$51k-$102k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
4+ YOE4+ years assembly/electronic experience, ability to read drawings, troubleshoot and test mechanical systems, basic computer skills, and ability to obtain Secret clearance.
Microsoft Word, Microsoft Excel, Microsoft Outlook
1mo
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Mechanical Systems Inspector
Los Angeles or Gresham
OnsiteFull Time
Atlas Technical Consultants
Atlas Technical Consultants: Provider of infrastructure and environmental engineering and testing services.
5+ YOEInspect mechanical systems for compliance, witness and document pressure/hydrostatic testing and commissioning, read drawings/P&IDs, maintain inspection reports, and coordinate corrective actions.
Procore, Bluebeam, Microsoft Office
1w
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Staff Avionics Mechanical Engineer
Long Beach, California, United States
$150k-$226k/yr OnsiteFull Time
Relativity Space
Relativity Space: Designing and manufacturing 3D-printed rockets and launch vehicles.
7+ YOEBachelor's degree in Mechanical/Aerospace Engineering,7+ years mechanical design/thermal/packaging experience for aerospace or rugged electronics,proficiency with SolidWorks,NX and CAD,hardware lab testing and cross-functional communication.
CAD, SolidWorks, NX
2mo
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Mechanical Engineer, Thermal Control Systems II
Long Beach, California, United States
$112k-$159k/yr OnsiteFull Time
Vast
Vast: Develops and operates commercial artificial-gravity space stations.
5+ YOEBachelor's in mechanical engineering; 5+ years hardware experience with fluid systems; design, fabrication, testing experience.
NX, GD&T, ANSYS, FEMAP