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795 test engineer jobs at 344 companies in Napa, CA

1mo
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Test Engineer
South San Francisco, California, United States
OnsiteFull Time
Western Magnetics
Western Magnetics: Manufacturer of electric motors for drones and robots.
3+ YOEBachelor's degree in Electrical or Mechanical Engineering; 3+ years in test engineering; test equipment experience; data analysis; cross-functional collaboration; US work authorization.
Dynamometer, Oscilloscope, Power Analyzer, Data Acquisition System, Statistical Analysis Tools
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1w
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Senior Test Engineer
Berkeley, California, United States
$129k-$161k/yr OnsiteFull Time
Form Energy
Form Energy: Developing multi-day batteries for grid-scale energy storage.
4+ YOEBachelor's in engineering with ~4 years test engineering experience; expertise in component/subsystem/system testing, data analysis, test system design, high-voltage and electromechanical testing, and mentoring junior engineers.
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3mo
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Test Engineer
Davis, California, United States
OnsiteFull Time
Elve
Elve: Manufactures high-efficiency power amplifiers for high-speed wireless networks.
1+ YOERF test and evaluation of high-voltage devices; Python automation; 1-5 years’ engineering experience;Bachelor's in engineering or related field; ability to lift 50 lbs.
Oscilloscope, Multimeter, Spectrum Analyzer, Vector Network Analyzer, Power Meter, Signal Generator, Diode Detectors, HV Power Supplies, Python
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3w
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Test Engineer
Byron, California, United States
$118k-$190k/yr OnsiteFull Time
Elroy Air
Elroy Air: Builds autonomous vertical takeoff and landing aircraft for cargo logistics.
2+ YOEBachelor's in engineering, 2+ years test experience in hardware verification or lab testing, hands-on with propulsion/battery/EV systems, DAQ (National Instruments, Dewesoft), proficiency with Python, MATLAB, or LabVIEW, and strong troubleshooting and reporting skills.
National Instruments, Dewesoft, Python, MATLAB, LabVIEW, CAD, DAQ, HIL
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Test Engineer
San Leandro, California, United States
$80k-$130k/yr OnsiteFull Time
Coreshell
Coreshell: Manufacturing high-capacity battery cells using silicon-anode technology.
3+ YOE3+ years hands-on battery test engineering experience; installing, commissioning, calibrating, and maintaining cyclers and environmental chambers; data pipeline and traceability skills; SQL/Python proficiency; strong troubleshooting and vendor management.
SQL, Python
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Test Engineer
San Francisco, California, United States
OnsiteFull Time
Poseidon Aerospace
Poseidon Aerospace: Aerospace that designs and operates unmanned aircraft for logistics and defense.
Plan, execute, and analyze testing for unmanned cargo aircraft; develop procedures; perform ground, structural, propulsion, and flight tests; analyze data and report results.
MATLAB, Python, Excel
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Test Engineer
South San Francisco, California, United States
OnsiteFull Time
Zipline
Zipline: Operates an autonomous drone delivery system for medical supplies.
Experience designing and building validation systems and automated test infrastructure for electromechanical products; strong mechanical design and measurement system knowledge; automation and data-analysis skills; strong communication.
NX, SolidWorks, Python, LabVIEW, MATLAB, NI Test Stand
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2mo
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Radiation Test Engineer
San Francisco, California, United States
$120k-$165k/yr OnsiteFull Time
Astranis
Astranis: Builds and operates small geostationary communications satellites.
Bachelor's in nuclear/electrical engineering or physics; hands-on hardware development; experience with radiation-design/testing; circuit testing; US citizenship or green card.
Altium, SolidWorks, Radiation Testing, Circuit Design
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Firmware Test Engineer
San Francisco, California, United States
$128k-$160k/yr HybridFull Time
Lyft
LyftNASDAQ: LYFT: Provides an on-demand ride-hailing and multimodal transportation platform.
3+ YOEBachelor's in engineering, 3+ years firmware testing experience, proficiency with scripting (Python, Bash), embedded systems testing and communication protocols (CAN, UART, I2C, SPI); strong analytical and communication skills.
Python, Bash, CAN, UART, I2C, SPI, Git, CI/CD, HIL, OTA
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Manufacturing Test Engineer
San Francisco, California, United States
$207k-$365k/yr HybridFull Time
OpenAI
OpenAI: Develops artificial intelligence models and generative AI software services.
5+ YOEBachelor's in EE/CE/Manufacturing or equivalent, 5+ years manufacturing test engineering, experience with ICT/FCT/tray/system-level test, production diagnostics, working with contract manufacturers, and strong analytical/debugging skills.
Python, Bash, Linux
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System Test Engineer
South San Francisco, California, United States
$100k-$140k/yr OnsiteFull Time
Agtonomy
Agtonomy: Software for autonomous agricultural and off-road machinery fleets.
5+ YOE5+ years in system integration/testing hardware and software; BS in Engineering or equivalent; experience with electrical/mechanical components; strong communication; willing to travel up to 25%
JIRA, Linear
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3w
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Reliability Test Engineer
San Francisco, California, United States
$170k-$250k/yr OnsiteFull Time
DoorDash
DoorDashNASDAQ: DASH: On-demand delivery platform connecting consumers with local merchants.
Bachelor's or advanced engineering degree, mastery of environmental and vibration test equipment, experience designing/building testers, Python scripting, CAD, strong problem solving and technical communication.
environmental chambers, vibration tables, water testers, DAQs, Python, CAD
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1mo
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Hardware Test Engineer
San Bruno, California, United States
$130k-$145k/yr OnsiteFull Time
Mill
Mill: Provides smart kitchen bins that recycle food waste.
3+ YOEBS/MS in engineering, 3+ years developing test fixtures and product development experience, electromechanical integration, measurement and instrumentation, DAQ/IO devices, Python scripting, strong cross-functional communication.
Python, Arduino, Raspberry Pi, Raspberry Pi CM, Jetson, SolidWorks, Fusion, NX
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Test Engineer, Hardware and Systems
San Bruno, California, United States
$120k-$160k/yr OnsiteFull Time
Chariot Defense
Chariot Defense: Develops and manufactures software-defined power systems for military use.
3+ YOEBS/MS in engineering, 3+ years hands-on hardware test and validation, proficiency with Python, LabVIEW, MATLAB/Simulink, DAQ and electrical test equipment, SOLIDWORKS/CAD, prototyping, manufacturing/shop skills, and high-voltage experience.
Python, LabVIEW, MATLAB, Simulink, SOLIDWORKS, CAE, FEA, DAQ, Oscilloscope, Power Supply, Multimeter, Function Generator, Electronic Load, ATE, HIL, SIL, CAN, SPI, I2C, LIN, UART
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Senior Systems Test Engineer (Manufacturing test)
San Francisco, California, United States
$160k-$180k/yr HybridFull Time
Echo Neurotechnologies
Echo Neurotechnologies: Develops brain-computer interfaces to restore communication for paralyzed patients.
7+ YOE7+ years in system or manufacturing test; design end-of-line and in-process test systems, test fixtures, and automation using LabVIEW or Python; experience in manufacturing/test environments and strong communication.
LabVIEW, Python
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1w
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Hardware Test Engineer"
San Francisco, California, United States
OnsiteFull Time
Specter: Building a software-defined perception engine for the physical world.
5+ YOE5+ years hardware test and qualification experience; expertise in environmental, mechanical, and electrical stress testing; DVT test planning; Python scripting; EMC and lab management; strong data analysis and communication.
Python
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2mo
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Sr Development Test Engineer
Alameda, California, United States
$140k-$180k/yr OnsiteFull Time
Astra
Astra: Manufacturer of orbital launch vehicles and satellite propulsion systems.
5+ YOE5+ years hands-on test engineering in propulsion or aerospace; owns test stands from concept to operation; experience with high-pressure fluid systems, cryogenics, and DAQ; read drawings; perform hazardous operations.
DAQ hardware, NI, Beckhoff, sensors, valves, transducers
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1mo
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Senior Manufacturing Test Engineer
Hayward, California, United States
$147k-$210k/yr OnsiteFull Time
Skydio
Skydio: Develops autonomous AI drones for defense and industrial inspection.
5+ YOE5+ years engineering experience in manufacturing (3+ in test development). Strong Python skills, electromechanical test equipment design, root-cause analysis, MES experience, and NPI familiarity. FAA Part 107 encouraged.
Python, Vehicle Testing, Manufacturing Execution System (MES)
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Test Engineer Intern, ESS - Winter 2027
Burlingame, California, United States
$30/hr OnsiteInternship
Peak Energy
Peak Energy: Developing sodium-ion battery systems for utility-scale energy storage.
Pursuing a Bachelor's in engineering, hands-on interest in test engineering for battery/power electronics, proficiency with data analysis tools, electromechanical fundamentals, strong problem-solving and communication skills.
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Production Test Engineer
El Segundo or Los Angeles or Washington or San Francisco or San Diego or Seattle or London
$120k-$160k/yr OnsiteFull Time
CHAOS Industries
CHAOS Industries: Develops advanced radar and sensing systems for modern defense.
3+ YOEBachelor's in EE/CE/CS or equivalent, 3+ years in test automation or hardware validation, Python, Ubuntu/Linux, Ansible, networking fundamentals, debugging hardware/software integration; RF and RF test equipment experience preferred.
Python, Ubuntu, Linux, Ansible, NumPy, pandas, Matplotlib, Plotly, tkinter, spectrum analyzers, signal generators, network analyzers
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