537 mechanical testing jobs at 229 companies in Rancho Cucamonga, CA

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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
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Electro-Mechanical Technician
Pasadena, California, United States
$30-$40/hr OnsiteFull Time
Rocket Lab
Rocket LabNasdaq: RKLB: Operates launch vehicles and manufactures satellites for space missions.
0+ YOEHigh school diploma/GED and relevant electro-mechanical assembly experience; experience varies by level from relevant experience to 5+ years. Requires harness fabrication, soldering, testing, schematics, and computer skills.
Microsoft Outlook, Microsoft Excel, Microsoft Word, SMT
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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
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Electro-Mechanical Technician
Pasadena, California, United States
$30-$40/hr OnsiteFull Time
Rocket Lab
Rocket LabNASDAQ: RKLB: Designs and builds launch vehicles and satellite systems.
2+ YOEHigh school diploma or GED plus relevant electro-mechanical assembly experience; 2+ years for Technician II or 5+ years for Technician III and Senior. Requires harness fabrication, soldering, testing, schematics, and Microsoft Office proficiency.
Microsoft Outlook, Microsoft Excel, Microsoft Word, NASA-STD-8739.3, IPC-610, J-STD-001, AS9100
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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
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Mechanical Engineer
Torrance, California, United States
$100k-$155k/yr OnsiteFull Time
GITAI
GITAI: Developing autonomous robotic systems for labor in space.
1+ YOEBachelor's in Mechanical Engineering, 1+ years relevant experience, proficiency with mechanical CAD and drawings, hands-on assembly and testing, able to lift 40 lbs, weekend flexibility, willingness to travel up to 50%, U.S. work authorization and eligibility for government clearance.
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Mechanical Engineer, Components
El Segundo, California, United States
$115k-$150k/yr OnsiteFull Time
Forge Atomics
Forge Atomics: A developer of advanced reactor technology working to scale nuclear fission for reliable, low‑carbon energy.
1+ YOEBachelor's in mechanical engineering or related,1+ years designing and building mechanical hardware,experience with fluid/gas/thermal systems and test instrumentation.
pressure transducers, thermocouples, resistance temperature detectors, relays, solenoid valves
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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.
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Materials Lab Technician, Mechanical Testing
Costa Mesa, California, United States
$41-$54/hr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
3+ YOEAssociate degree in a technical field or equivalent experience; 3+ years operating mechanical test equipment; specimen preparation, machining, precision measurement, standardized test methods, data records, safety, and ability to obtain a U.S. Top Secret clearance.
ASTM, ISO, Instron, MTS
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Mechanical Engineer
Redondo Beach, California, United States
$70k-$100k/yr OnsiteFull Time
Mycronic
MycronicNasdaq Stockholm: MYCR: Develops and manufactures high-precision electronics production equipment.
0+ YOEBachelor's in Mechanical Engineering, 0–3 years experience, skilled with 3D CAD and 2D manufacturing drawings, BOMs and ECOs, test setup (thermal/structural), clear global communication, and U.S. work authorization.
3D CAD, 2D CAD, Bills of Materials (BOMs)
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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
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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.
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Senior Mechanical Engineer
Torrance, California, United States
$135k-$165k/yr OnsiteFull Time
Verustruct
Verustruct: Developing robotic construction systems to automate housing production.
7+ YOE7+ years mechanical design experience in robotics or complex hardware, strong CAD fluency (Siemens NX preferred), prototyping and test experience, understanding of mechanisms, materials, manufacturability, and deployment track record.
Siemens NX, CAD, FEA
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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
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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
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Senior Mechanical Engineer
Torrance, California, United States
$129k-$177k/yr OnsiteFull Time
Divergent
Divergent: Develops digital manufacturing systems for complex vehicle structures.
Bachelor's in mechanical engineering, ability to develop complex mechanical systems from concept through release, hands-on prototyping and testing, strong CAD/GD&T/tolerance skills, and ability to lead cross-functional technical work.
Siemens NX, Teamcenter
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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
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Mechanical Engineer II
Redondo Beach, California, United States
$110k-$140k/yr OnsiteFull Time
Impulse Space
Impulse Space: Developing in-space transportation services and orbital transfer vehicles.
3+ YOEBachelors in engineering,3+ years mechanical design experience,proficiency in CAD,FEA,and hardware fabrication/testing; strong communication and cross-team collaboration skills.
CAD, Finite Element Analysis (FEA), GD&T
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Mechanical Engineer II
Los Angeles, California, United States
$140k-$160k/yr OnsiteFull Time
Helogen
Helogen: Developing autonomous space infrastructure for biomedical research and manufacturing.
Experience in mechanical and structural analysis, CAD modeling, materials science, DFM, CAM, fabrication, rapid prototyping, and hands-on development, testing, and iteration of physical systems.
FDM, SLA, CNC, VMC, CAD, CAM, ANSYS, OneMedical
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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