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Assembly Tester Jobs in California (NOW HIRING)

UCT Alumni Association

Assembly Technician IV

Hayward, CA · On-site

$26.20 - $39.38/hr

Performs standard testing and minor and major troubleshooting. * Ensures quality standards are met throughout all steps of the assembly process. * Works with 5S & Visual Controls. * Performs other ...

QuantumClean

Assembly Technician IV

Hayward, CA · On-site

$26.20 - $39.38/hr

Performs standard testing and minor and major troubleshooting. * Ensures quality standards are met throughout all steps of the assembly process. * Works with 5S & Visual Controls. * Performs other ...

K2 Staffing

Sub Assembly Technician

Carlsbad, CA

$18.25 - $22.75/hr

Summary The Sub Assembly Technician is responsible for assembling intermediate product components ... Quality & Testing * Inspect sub-assembled units for correct fit, function, and finish * Perform ...

K2 Staffing, LLC

Sub Assembly Technician

Carlsbad, CA

$18 - $20/hr

Summary The Sub Assembly Technician is responsible for assembling intermediate product components ... Quality & Testing * Inspect sub-assembled units for correct fit, function, and finish * Perform ...

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Showing results 21-40

All JobsAssembly Tester JobsAssembly Tester Jobs in California

Assembly Tester information

See California salary details

$11

$22

$31

How much do assembly tester jobs pay per hour?

As of Aug 8, 2026, the average hourly pay for assembly tester in California is $22.03, according to ZipRecruiter salary data. Most workers in this role earn between $17.93 and $25.19 per hour, depending on experience, location, and employer.

What is an assembly tester?

Assembly Testers are professionals responsible for inspecting and testing assembled products or components to ensure they meet quality and safety standards. They typically use specialized tools and equipment to perform functional, visual, and performance tests on items such as electronic devices, machinery, or automotive parts. Assembly Testers document their findings, report defects, and may assist in troubleshooting or repair. Their role is crucial in maintaining product quality before items are shipped to customers.

What are some common challenges faced by assembly testers, and how can they be managed?

Assembly Testers often encounter challenges such as identifying subtle defects in complex assemblies, working under tight deadlines, and ensuring compliance with rigorous quality standards. Managing these challenges involves developing strong attention to detail, staying organized with testing documentation, and communicating effectively with production and engineering teams to resolve issues quickly. Proactively seeking feedback and participating in continuous improvement initiatives can also help Assembly Testers stay ahead of quality concerns and contribute positively to the team's success.

Do assembly tester jobs still exist?

Assembly tester jobs continue to exist in manufacturing and electronics industries, where they involve inspecting and testing assembled products for quality and functionality. These roles often require attention to detail, technical skills, and familiarity with testing tools or equipment. While automation has increased, many companies still employ assembly testers for quality assurance and manual testing tasks.

What is the difference between Assembly Tester vs Quality Control Inspector?

AspectAssembly TesterQuality Control Inspector
Primary RoleTests assembled products for functionality and defectsInspects products to ensure quality standards are met
CertificationsOften requires technical or manufacturing certificationsMay require quality assurance or inspection certifications
Work EnvironmentManufacturing or assembly linesQuality control labs or production floors
Industry UsageElectronics, automotive, manufacturingElectronics, manufacturing, consumer goods

Assembly Testers focus on verifying the functionality of assembled products, while Quality Control Inspectors evaluate overall product quality and adherence to standards. Both roles are essential in manufacturing but differ in their specific responsibilities and focus areas.

What are the key skills and qualifications needed to thrive as an assembly tester?

To thrive as an Assembly Tester, you need strong attention to detail, manual dexterity, and a basic understanding of mechanical and electrical components, often supported by a high school diploma or vocational training. Familiarity with testing equipment, quality assurance systems, and possibly certifications in safety or quality standards are important. Effective problem-solving, communication, and teamwork skills help Assembly Testers identify defects and collaborate for process improvements. These skills ensure that products meet quality standards, reduce errors, and maintain efficient production workflows.
What are popular job titles related to Assembly Tester jobs in California? For Assembly Tester jobs in California, the most frequently searched job titles are:
What job categories do people searching Assembly Tester jobs in California look for? The top searched job categories for Assembly Tester jobs in California are:
What cities in California are hiring for Assembly Tester jobs? Cities in California with the most Assembly Tester job openings:
Assembly Tester jobs near you
Infographic showing various Assembly Tester job openings in California as of August 2026, with employment types broken down into 72% Full Time, 17% Part Time, 3% Temporary, 6% Contract, and 2% Nights. Highlights an 97% Physical, 1% Hybrid, and 2% Remote job distribution, with an average salary of $45,829 per year, or $22 per hour.

Assembly Technician IV

UCT Alumni Association

Hayward, CA • On-site

$26.20 - $39.38/hr

Full-time

Retirement, PTO

Re-posted 9 days ago

Job description

Join UCT and be part of the fastest-growing sector in the world! We indirectly touch every semiconductor chip that goes into every smartphone, smart car and device that uses artificial intelligence. This is a critical time for the semiconductor industry and for UCT - as technology evolves, we evolve with it. UCT is a diverse workplace where every talented employee is committed to continuous innovation, challenging the status quo and exceeding customer expectations. If you are a person with a relentless drive to succeed, a strong focus on quality with a passion for success - join us today!
UCT is looking for a talented Assembly Technician IV to join us in Hayward, CA!
The Technician IV performs advanced mechanical assemblies, testing, and troubleshooting to support efficient and high-quality production. This role interprets work instructions, operates hand and power tools, and ensures compliance with quality and 5S standards throughout the assembly process. By communicating effectively with team members and resolving complex issues, the Technician IV contributes to reliable product performance and continuous improvement on the production floor.
Essential Duties and Responsibilities:
  • Performs basic mechanical assemblies & sub-assemblies.
  • Operates hand and power tools to complete assemblies.
  • Reads and interprets work instructions to ensure accuracy of work performed.
  • Interacts with management and team members to encourage effective communication on production floor.
  • Performs standard testing and minor and major troubleshooting.
  • Ensures quality standards are met throughout all steps of the assembly process.
  • Works with 5S & Visual Controls.
  • Performs other duties as required.
  • Attendance is an essential job function.

Other Duties
  • Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice.

Knowledge, Skills and Abilities:
  • Proficient in advanced assembly, general inspection and troubleshooting of electro-mechanical systems.
  • Advanced Mechanical background with strong knowledge of historical and current assemblies and manufacturing practices.
  • Ability to read assembly prints and electrical schematics, and blueprints.
  • Knowledge of cable routing, harness configuration, soldering, wiring & crimping standards.
  • General knowledge of operating hand tools, portable power tools, and bench tools.
  • Basic GD&T knowledge a plus.
  • Strong attention to detail, quality focused and a quick learner.
  • Excellent communication skills. Ability to effectively communicate to both internal and external contacts.
  • Advanced computer skills and proficient with running reports from MRP and quality databases.

Educational/Certification Requirement:
  • High School Diploma or equivalent experience.
  • Some technician coursework and/or AA technical degree or equivalent experience.

Work Experience:
  • 4+ years of experience in a manufacturing/cleanroom environment or a combination of education and experience required.
  • Experience in helium leak testing, module/ sub-assembly testing, and inspection preferred.

Physical Demands and Working Conditions: This section is required for compliance with the Americans with Disabilities Acts (ADA)
Work Environment:
  • Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.
  • Work is performed primarily in a standard manufacturing environment.

Physical Demands:
  • Ability to stoop, kneel, crouch, reach, walk, push, pull and grasp.
  • Ability to lift up to 25 lbs.
  • Ability to lift over 25 lbs. with assistance.
  • Ability to move arms, hands and fingers.
  • Required to wear personal protective equipment where applicable.
    Subject to frequent interruptions.
  • Ability to stand / sit for sustained periods of time.
  • Ability to talk on phone and use computer for extended periods of time may be required.
  • Ability to use a ladder comfortably.

Environmental Exposure:
  • Subject to hazards including electrical current, moving mechanical parts, exposure to chemicals and debris.
  • Subject to noise levels.

Overnight Travel:
  • Work may require out of town travel depending upon assignment (training and meeting).

At Ultra Clean Technology, we do not just welcome diversity - we celebrate it! Ultra Clean Technology is proud to be an equal opportunity employer. We are committed to equal employment opportunity regardless of race, color, national or ethnic origin, age, religion, disability, sexual orientation, gender, gender identity and expression, marital status, and any other characteristic protected under laws and regulations.
The pay range for this position at commencement of employment is expected to be between $26.20 and $39.38/hour; however, base pay offered may vary depending on multiple individualized factors, including market location, job-related knowledge, skills, and experience. The total compensation package for this position may also include other elements, including variable pay and discretionary awards in addition to a full range of medical, financial, and/or other benefits (including 401(k) eligibility and various paid time off benefits, such as PTO (Paid Time Off) and parental leave), dependent on the position offered. Details of participation in these additional compensation and benefit plans will be provided if an employee receives an offer of employment.
If hired, employee will be in an "at-will position" and the Company reserves the right to modify base salary (as well as any other discretionary payment or compensation program) at any time, including for reasons related to individual performance, Company or individual department/team performance, and market factors.
Equal Opportunity Employer
This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.

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