Hardware Validation Engineer

San Jose · USD 100,000-145,000 / year · 2+ years experience · Full-time · Hybrid · Posted Oct 14, 2026

At a glance

Mashgin powers the world's best checkout experience for over 40 million users. Customers just place their items on our kiosks and our AI rings up their entire order in less than a second. With Mashgin, lines are now optional.
Mashgin's technology powers over 1 billion transactions at your favorite locations, including over half of all US professional sports teams, 4,000 convenience stores, major airports, universities, and more.
We’re not just building cutting-edge AI—we’re creating real-world impact and unforgettable experiences. Backed by a well-funded Series B, we’re also one of the rare AI startups that’s already profitable.
Our secret? A culture of extreme ownership, autonomy, and customer obsession. At Mashgin, we are building something extraordinary by challenging conventional wisdom. We’ve thrown out the old rules to focus on what truly matters: creating a kickass product that makes people say, 'Wow'. We don’t care about short-term wins; we build systems that stand the test of time. If you thrive in a culture of excellence without compromise and want to see your work have an immediate, remarkable impact, you’re in the right place.
Mashgin is proud to be an equal opportunity employer. Individuals seeking employment at Mashgin are considered without regards to race, color, religion, national origin, age, sex, marital status, ancestry, physical or mental disability, veteran status, gender identity, or sexual orientation.
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Mashgin is seeking a Hardware Validation Engineer to execute functional, performance, stress, thermal, and reliability validation tests.
You will build and maintain hardware test setups, develop test automation scripts, and troubleshoot hardware and hardware/software integration issues.
You will collaborate with hardware, software, manufacturing, suppliers, and other engineering teams to support prototype builds, pilot builds, and field testing.

Executing functional, performance, stress, thermal, and reliability validation tests
Building and maintaining hardware test setups and automated test tools
Developing Python or similar scripts for test automation, data collection, and hardware communication
Troubleshooting hardware and hardware/software integration issues
Using lab equipment such as oscilloscopes, multimeters, power supplies, and logic analyzers
Reviewing datasheets, specifications, and schematics to understand test requirements
Reproducing failures, collecting data, and supporting root-cause analysis
Testing new hardware revisions, supplier samples, and component changes
Documenting test procedures, results, failures, and validation reports
Collaborating with hardware, software, manufacturing, suppliers, and other engineering teams

Bachelor’s degree in Electrical Engineering, Computer Engineering, or related field
A minimum of 2 years of experience in hardware validation, test engineering, or related work; relevant internship or project experience is welcome
Hands-on experience testing and troubleshooting electrical or computer hardware
Ability to read datasheets, technical specifications, and basic schematics
Experience with common lab equipment such as oscilloscopes and multimeters
Basic programming or scripting experience, preferably Python
Comfortable working with Windows and/or Linux
Strong troubleshooting, documentation, and communication skills

Experience with hardware validation, reliability, manufacturing test, or system integration
Familiarity with USB, serial communication, Ethernet, Wi-Fi, and other hardware interfaces
Experience with thermal, stress, burn-in, or lifecycle testing
Familiarity with cameras, embedded systems, PC hardware, or other peripherals
Experience with automated hardware testing or test fixtures