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Diagnostics Test Engineer

Kelly Services

Hayward, CAJobSeen todaySeen in employer's feed today

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At a glance

Compensation
No compensation found
Location
Hayward, CA
Work Authorization
Not specified

Olive lists jobs from US employers, including remote roles you can work from the United States.

Job overview

The Diagnostics Test Support Engineer supports hardware testing across manufacturing lines and service locations, spanning component, vehicle-system, and service testing. The engineer troubleshoots and debugs issues to support scaling targets, drawing on electronics manufacturing and software knowledge. The role involves switching between component- and system-level testing and supporting test solutions across manufacturing and service lines.

Skills & qualifications

RequiredNice to have

Skills

Electronics ManufacturingSoftwareComponent-Level TestingSystem-Level TestingScriptingAutomotive ToolsNetworkingLinuxTroubleshootingDebuggingFirmware FlashingPython

Benefits

Medical Insurance
Dental Insurance
Vision Insurance
401(k) Match
Paid Time Off

Full job description

Diagnostics Test Support Engineer

Line support engineer to support hardware testing across manufacturing lines and service locations. This role spans testing across components (such as compute, sensor units), car (systems) and care (service). As the primary engineer, you will be responsible for troubleshooting and debugging issues to ensure we meet our aggressive scaling targets. You will use your knowledge of electronics manufacturing and software to resolve issues across different domains - firmware flashing, networking, debugging Python scripts, Linux expertise to list a few. We are looking for an engineer who can easily switch between component level and system level testing. The ability to work independently and organize work around schedules and critical deadlines is a definite plus. We are looking for an engineer who is curious, enthusiastic, and not afraid to embrace new technologies!

Responsibilities

? Triage and debug test issues on manufacturing lines using knowledge of scripting, automotive tools, networking infrastructure and linux terminal tools.

? Investigate both failures and line-down situations to quickly resolve and suggest long term improvement plans.

? Work cross functionally across test, manufacturing, IT, product security and other integration teams to root cause issues and implement corrective action.

? Support roll out of new test solutions (hardware and software) to the manufacturing and service lines.

As part of our promise to talent, Kelly supports those who work with us through a variety of benefits, perks, and work-related resources. Please note: The following benefits reflect Kelly's general offerings. Eligibility may vary by assignment, location, and job type. Kelly offers eligible employees voluntary benefit plans including medical, dental, vision, telemedicine, term life, whole life, accident insurance, critical illness, a legal plan, and short-term disability. As a Kelly employee, you will have access to a retirement savings plan, service bonus and holiday pay plans (earn up to eight paid holidays per benefit year), and a transit spending account. In addition, employees are entitled to earn paid sick leave under the applicable state or local plan. Click here (https://www.mykelly.com/help-support-working-with-kelly-us/#Benefits) for more information on benefits and perks that may be available to you as a member of the Kelly Talent Community.

Why Kelly ® Engineering?

Your engineering skills are in demand, but how do you find the right fit? Easy. At Kelly Engineering, our team creates expert talent solutions to solve the world’s most critical challenges. We connect you with leading organizations where you can collaborate on innovative projects, work with cutting-edge technologies and accelerate your growth. Whether you prefer the variety and flexibility of short-term projects or are looking for a long-term opportunity, we’re here to guide you to the next step in your engineering career.

About Kelly

Work changes everything. And at Kelly, we’re obsessed with where it can take you. To us, it’s about more than simply accepting your next job opportunity. It’s the fuel that powers every next step of your life. It’s the ripple effect that changes and improves everything for your family, your community, and the world. Which is why, here at Kelly, we are dedicated to providing you with limitless opportunities to enrich your life—just ask the 300,000 people we employ each year.

Kelly is committed to providing equal employment opportunities to all qualified employees and applicants regardless of race, color, sex, sexual orientation, gender identity, religion, national origin, disability, veteran status, age, marital status, pregnancy, genetic information, or any other legally protected status, and we take affirmative action to recruit, employ, and advance qualified individuals with disabilities and protected veterans in the workforce. Requests for accommodation related to our application process can be directed to the Kelly Human Resource Knowledge Center. Kelly complies with the requirements of California’s state and local Fair Chance laws. A conviction does not automatically bar individuals from employment. Kelly participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S.

Kelly may use AI-powered tools during the recruitment and hiring process. For full details, including how Kelly uses AI, your rights, and how to request a reasonable accommodation, visit the Recruitment Artificial Intelligence Notice (https://www.kellyservices.com/hubfs/myKelly/Resources/Employment\_Policies/Recruitment-Artificial-Intelligence-Notice.pdf?hsLang=en) .

Kelly Services is proud to be an Equal Employment Opportunity and Affirmative Action employer. We welcome, value, and embrace diversity at all levels and are committed to building a team that is inclusive of a variety of backgrounds, communities, perspectives, and abilities. At Kelly, we believe that the more inclusive we are, the better services we can provide. Requests for accommodation related to our application process can be directed to Kelly’s Human Resource Knowledge Center. Kelly complies with the requirements of California’s state and local Fair Chance laws. A conviction does not automatically bar individuals from employment.

How this job compares

Set against the 3,094 open Test Engineer jobs on Olive Jobs, counted November 3, 2026.

Pay
  • This postingNot listed
  • California median$125–179K/yr656 salary ranges
  • California median$47–59/hr47 hourly ranges
Openings
Olive Jobs lists 819 open Test Engineer jobs in California and 3,094 across the US. 2% of them nationwide are listed as remote or flexible.
Hiring the most in California
Experience
Test Engineer postings that state a minimum ask for 5 years of experience at the median; the middle half ask for 2 to 5 years (2,595 postings).
Education
1,679 of the 3,094 open Test Engineer jobs (54%) ask for a bachelor's degree or higher.

Counted across the open, public US postings on Olive Jobs on November 3, 2026. Pay medians are the middle values of the low ends and of the high ends of postings that list both ends of a range in the same cadence (a yearly salary or an hourly rate); a range's midpoint is halfway between its ends. Pay and experience figures resting on fewer than 20 postings are left out.

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