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Cleanroom Operator Jobs in California (NOW HIRING)

Semtech

Test Operator 1

Alhambra, CA · On-site

$20 - $27/hr

The Test Operator 1 supports on-time delivery of tested products while building foundational ... Ability to work in a cleanroom or ESD-controlled environment for extended periods * Ability to wear ...

ITest Inc

Semi conductor test operator

San Jose, CA · On-site

$22 - $25/hr

ITest Inc is looking for a skilled Semiconductor Test Operator to join our growing team in San Jose ... Follow ESD protocols, cleanroom procedures, and all safety guidelines * Collaborate with process ...

ITest Inc

Semi conductor test operator

San Jose, CA · On-site

$22 - $25/hr

ITest Inc is looking for a skilled Semiconductor Test Operator to join our growing team in San Jose ... Follow ESD protocols, cleanroom procedures, and all safety guidelines * Collaborate with process ...

ITest Inc

Semi conductor test operator

San Jose, CA · On-site

$22 - $25/hr

  • Medical

  • PTO

ITest Inc is looking for a skilled Semiconductor Test Operator to join our growing team in San Jose ... Follow ESD protocols, cleanroom procedures, and all safety guidelines * Collaborate with process ...

Collaborative LLC

Be Seen First

Manufacturing Operator I - 1st Shift

Temecula, CA · On-site

$19.25/hr

  • Medical

  • Dental

  • Vision

Manufacturing Operator - 1st Shift- Temecula, CA Hiring Small Parts Assembly Operators for a cleanroom manufacturing environment in Temecula, CA. * 1st Shift: 5:00 AM-1:30 PM or 6:00 AM-2:30 PM - $19 ...

Synectics Inc

Production Operator

Tarzana, CA

$20.45 - $25.93/hr

  • Medical

  • Dental

  • Vision

  • Retirement

Perform operational tasks within a cleanroom environment in a manner consistent with safety policies, quality systems, and cGMP requirements. * Assist in developing Standard Operating Procedures ...

Oclaro

Prod Tech 2

San Jose, CA · On-site

$21.65 - $27.05/hr

Product Tech / Operator Job Requirements: * Strong spoken and written English Proficiency and ... Able to work in a cleanroom environment, wearing a full Bunny Suit plus PPE * Able to work standing ...

Lumentum Operations LLC

Prod Tech 2

San Jose, CA · On-site

$21.65 - $27.05/hr

Product Tech / Operator Job Requirements: * Strong spoken and written English Proficiency and ... Able to work in a cleanroom environment, wearing a full Bunny Suit plus PPE * Able to work standing ...

Oclaro

Prod Tech 1

San Jose, CA

$18.85 - $23.55/hr

Product Tech / Operator Job Requirements: * Strong spoken and written English Proficiency and ... Able to work in a cleanroom environment, wearing a full Bunny Suit plus PPE * Able to work standing ...

Lumentum Operations LLC

Prod Tech 2

San Jose, CA · On-site

$21.65 - $27.05/hr

Product Tech / Operator Job Requirements: * Strong spoken and written English Proficiency and ... Able to work in a cleanroom environment, wearing a full Bunny Suit plus PPE * Able to work standing ...

Oclaro

Prod Tech 2

San Jose, CA · On-site

$21.65 - $27.05/hr

Product Tech / Operator Job Requirements: * Strong spoken and written English Proficiency and ... Able to work in a cleanroom environment, wearing a full Bunny Suit plus PPE * Able to work standing ...

Oclaro

Prod Tech 2

San Jose, CA · On-site

$21.65 - $27.05/hr

Product Tech / Operator Job Requirements: * Strong spoken and written English Proficiency and ... Able to work in a cleanroom environment, wearing a full Bunny Suit plus PPE * Able to work standing ...

Lumentum Operations LLC

Prod Tech 1

San Jose, CA · On-site

$18.85 - $23.55/hr

Product Tech / Operator Job Requirements: * Strong spoken and written English Proficiency and ... Able to work in a cleanroom environment, wearing a full Bunny Suit plus PPE * Able to work standing ...

Oclaro

Prod Tech 2

San Jose, CA

$21.65 - $27.05/hr

Product Tech / Operator Job Requirements: * Strong spoken and written English Proficiency and ... Able to work in a cleanroom environment, wearing a full Bunny Suit plus PPE * Able to work standing ...

Lumentum Operations LLC

Prod Tech 2

San Jose, CA · On-site

$21.65 - $27.05/hr

Product Tech / Operator Job Requirements: * Strong spoken and written English Proficiency and ... Able to work in a cleanroom environment, wearing a full Bunny Suit plus PPE * Able to work standing ...

Lumentum Operations LLC

Prod Tech 2

San Jose, CA · On-site

$21.65 - $27.05/hr

Product Tech / Operator Job Requirements: * Strong spoken and written English Proficiency and ... Able to work in a cleanroom environment, wearing a full Bunny Suit plus PPE * Able to work standing ...

Lumentum Operations LLC

Prod Tech 2

San Jose, CA · On-site

$21.65 - $27.05/hr

Product Tech / Operator Job Requirements: * Strong spoken and written English Proficiency and ... Able to work in a cleanroom environment, wearing a full Bunny Suit plus PPE * Able to work standing ...

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Showing results 41-60

All JobsCleanroom Operator JobsCleanroom Operator Jobs in California

Cleanroom Operator information

See California salary details

$13

$18

$20

How much do cleanroom operator jobs pay per hour?

As of Aug 18, 2026, the average hourly pay for cleanroom operator in California is $18.33, according to ZipRecruiter salary data. Most workers in this role earn between $17.07 and $19.71 per hour, depending on experience, location, and employer.

What is a cleanroom operator?

Cleanroom Operators are professionals responsible for maintaining and operating equipment within controlled, contamination-free environments known as cleanrooms. Their primary duties involve assembling, testing, and inspecting products—often in industries like pharmaceuticals, biotechnology, and electronics—while strictly adhering to cleanliness protocols to prevent contamination. They wear specialized garments, follow rigorous procedures, and monitor environmental conditions to ensure product quality and safety. Cleanroom Operators play a crucial role in ensuring that sensitive manufacturing processes meet stringent regulatory and quality standards.

What are the key skills and qualifications needed to thrive as a cleanroom operator?

To thrive as a Cleanroom Operator, you need a keen attention to detail, strong understanding of contamination control, and typically a high school diploma or relevant technical training. Familiarity with cleanroom protocols, personal protective equipment (PPE), and systems for monitoring environmental conditions is essential. Reliability, strong teamwork, and the ability to follow strict procedures make someone stand out in this role. These skills ensure that cleanroom standards are consistently met, protecting product quality and safety in sensitive manufacturing environments.

What are some of the common challenges cleanroom operators face during their daily tasks?

Cleanroom Operators often encounter challenges such as maintaining strict adherence to contamination control protocols while handling delicate equipment and materials. Working in a controlled environment requires wearing specialized garments, which can be uncomfortable over long periods. Operators must remain highly focused to avoid procedural errors, as even minor mistakes can compromise product quality. Collaboration with quality control, engineering, and maintenance teams is essential to quickly resolve any technical issues and ensure smooth operations.

What is the difference between Cleanroom Operator vs Manufacturing Technician?

AspectCleanroom OperatorManufacturing Technician
CredentialsHigh school diploma or equivalent; GMP or cleanroom certification often preferredHigh school diploma; technical or vocational training may be required
Work EnvironmentControlled cleanroom environment with strict contamination controlsManufacturing floor, may include clean or controlled areas
Industry UsageCommon in pharmaceuticals, biotech, electronics manufacturingUsed across various manufacturing sectors including electronics, automotive, and consumer goods

Cleanroom Operators focus on maintaining contamination-free environments in industries like pharmaceuticals and biotech, following strict protocols. Manufacturing Technicians work in broader manufacturing settings, often with less emphasis on cleanroom standards. Both roles require technical skills, but Cleanroom Operators have specialized training for controlled environments.

Do cleanroom operators need to be certified?

Cleanroom operators typically do not require formal certification, but many employers prefer candidates with training in cleanroom protocols, safety procedures, and good manufacturing practices. Certification programs in cleanroom technology or related fields can enhance job prospects and demonstrate competence in maintaining contamination control standards.

What does a cleanroom operator do?

A cleanroom operator is responsible for maintaining and monitoring controlled environments to ensure cleanliness and compliance with safety standards. They typically perform tasks such as operating specialized equipment, following strict protocols, and recording data to prevent contamination in industries like pharmaceuticals, semiconductors, or biotechnology.

What are popular job titles related to Cleanroom Operator jobs in California?

For Cleanroom Operator jobs in California, the most frequently searched job titles are:

What job categories do people searching Cleanroom Operator jobs in California look for?

The top searched job categories for Cleanroom Operator jobs in California are:

What cities in California are hiring for Cleanroom Operator jobs?

Cities in California with the most Cleanroom Operator job openings:

Cleanroom Operator jobs near you
Infographic showing various Cleanroom Operator job openings in California as of August 2026, with employment types broken down into 51% Full Time, 47% Part Time, 1% Contract, and 1% Nights. Highlights an 99% Physical, and 1% Remote job distribution, with an average salary of $38,133 per year, or $18.3 per hour.

Test Operator 1

Semtech

Alhambra, CA • On-site

$20 - $27/hr

Full-time

Posted 7 days ago

Job description

Location: Alhambra, CA (Onsite)
Position Summary
The Test Operator 1 is responsible for performing tests on the III-V photonic wafer products, including DFB lasers, gain chips, and other InP-based devices, following wafer fabrication and shipping to over-sea OSATs. This entry-level role operates under close supervision, executing established test procedures to verify optical and electrical performance, sorting and binning devices per spec, and maintaining accurate test records. The Test Operator 1 supports on-time delivery of tested products while building foundational knowledge of photonic device characterization.
Responsibilities
Device Testing & Equipment Operation
  • Operate test equipment under direct supervision, including:
    • Optical test stations (power, wavelength, spectral characterization)
    • Electrical test equipment (I-V curve tracers, parametric testers)
    • Burn-in and reliability test chambers
  • Execute test procedures according to SOPs and test specifications
  • Load, handle, and unload devices with care to prevent damage
  • Ensure proper lot tracking and movement through MES/travelers

Data Recording & Quality Control
  • Record test results, pass/fail data, and equipment logs accurately
  • Sort and bin devices according to test specifications
  • Flag out-of-spec or abnormal results and escalate to Test Operator 2, Technician, or Engineering
  • Maintain basic awareness of test data trends

WIP Management & Documentation
  • Track device/lot status and ensure correct flow through the test process
  • Support cycle time targets and prioritize lot movement as directed
  • Maintain clean and organized test area

Support & Development
  • Assist with engineering on test station setups and qualification as directed
  • Follow all safety, ESD, and handling procedures for sensitive III-V devices
  • Participate in on-the-job training to build toward Test Operator 2 proficiency

Minimum Qualifications
  • High school diploma or equivalent
  • Ability to follow detailed SOPs and test procedures under supervision
  • Basic understanding of electronic/optical measurement concepts (or willingness to learn)
  • Strong attention to detail and precision handling of fragile devices
  • Ability to accurately record and enter data
  • Ability to work in a cleanroom or ESD-controlled environment for extended periods
  • Ability to wear full cleanroom gown/ESD attire as required
  • Reliable, punctual, and able to work in a structured, process-driven environment

Desired Qualifications
  • Prior experience in photonics manufacturing and cleanroom testing environment
  • Experience working with automatic test stations, devices burn-in stations, and test devices handling
  • Familiar with using microscope, optical spectrum analyzer, digital multi-meter, and laser controllers
  • Basic exposure to semiconductor, photonics, or optics concepts
  • Good communication and teamwork skills
  • Strong sense of ownership and accountability

The intent of this job description is to describe the major duties and responsibilities performed by incumbents of this job. Incumbents may be required to perform job-related tasks other than those specifically included in this description.
All duties and responsibilities are essential job functions and requirements and are subject to possible modification to reasonably accommodate individuals with disabilities.
We are proud to be an EEO employer M/F/D/V. We maintain a drug-free workplace.
A reasonable estimate of the pay range for this position is $20-27/hr. There are several factors taken into consideration in determining base salary, including but not limited to: job-related qualifications, skills, education and experience, as well as job location and the value of other elements of an employee's total compensation package.
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