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Screening Operator Jobs in California (NOW HIRING)

SMT Operator

Santa Ana, CA · On-site

$20 - $26/hr

About the Opportunity The Assembly SMT Operator is responsible for operating, monitoring, and ... Assists in performing machine preventative maintenance on screen printer and pick and place ...

SMT Operator

Santa Ana, CA · On-site

$20 - $26/hr

About the Opportunity The Assembly SMT Operator is responsible for operating, monitoring, and ... Assists in performing machine preventative maintenance on screen printer and pick and place ...

We are seeking a dedicated and detail-oriented Blending Operator to join our team in Livermore, CA ... Work with computer screens to input data and track production progress. #183; Adhere to safety ...

We are seeking a dedicated and detail-oriented Blending Operator to join our team in Livermore, CA ... the ability to work with computers and screens as part of the production process. Key ...

POSITION SUMMARY The Crane Operator is responsible for safely operating rough terrain cranes and ... Must pass a pre-employment drug screen and background check. SCHEDULE Monday through Friday ...

Position Summary With limited direction or supervision, this machine set-up/operator position ... Fontana reserves the right to require a drug screening at any time during the employment process.

The Console Operator is primarily responsible for rapid accurate and courteous processing of ... calls, screens and forwards as appropriate. Provide friendly competent customer service on the ...

Equipment Operator

El Monte, CA · On-site

$18 - $22/hr

Equipment Operator We are looking for a hard-working, reliable and safety minded individual to join ... screen, physical exam, and background check with a credit check (if position specified). All US ...

CONSOLE OPERATOR

Daly City, CA · On-site

$31.14 - $33.78/hr

The Console Operator is primarily responsible for rapid accurate and courteous processing of ... POSITION SPECIFIC DUTIES (other duties may be assigned) Answers incoming calls, screens and ...

The Console Operator is primarily responsible for rapid accurate and courteous processing of ... calls, screens and forwards as appropriate. Provide friendly competent customer service on the ...

Showing results 41-60

Screening Operator information

What does a screening operator do?

A Screening Operator is responsible for operating and maintaining screening equipment used to separate materials by size, such as in mining, recycling, or manufacturing industries. They monitor machinery, adjust settings, and ensure the efficient flow of materials through the screens. Screening Operators also perform routine maintenance, troubleshoot issues, and ensure that safety and quality standards are met during operations. Their role is crucial for optimizing production efficiency and ensuring product quality.

What are the key skills and qualifications needed to thrive as a screening operator, and why are they important?

To thrive as a Screening Operator, you need a solid understanding of safety procedures, attention to detail, and often a high school diploma or equivalent. Familiarity with screening equipment, such as X-ray machines or metal detectors, and sometimes certifications like OSHA safety training are typically required. Strong observation skills, reliability, and clear communication help Screening Operators identify potential threats and interact professionally with the public or team members. These skills and qualities are crucial for maintaining security standards and ensuring safe, efficient operations in environments like airports, warehouses, or industrial facilities.

What are some common challenges faced by screening operators, and how can they be addressed?

Screening Operators often encounter challenges such as managing high volumes of materials or data, maintaining consistent attention to detail during repetitive tasks, and ensuring compliance with strict safety or quality standards. To address these issues, it's important to develop strong organizational habits, take regular short breaks to stay focused, and stay updated on best practices and protocols. Collaboration with team members and regular communication with supervisors can also help in quickly resolving any operational issues that arise.

What is the difference between Screening Operator vs Quality Control Inspector?

AspectScreening OperatorQuality Control Inspector
CredentialsHigh school diploma or equivalent; training on screening equipmentHigh school diploma; often additional certifications in quality assurance
Work EnvironmentFactories, manufacturing plants, production linesFactories, laboratories, inspection sites
Job FocusOperating screening machinery to separate materialsInspecting products for defects and quality standards
Common UsageManufacturing, food processing, packagingManufacturing, pharmaceuticals, consumer goods

While both roles are essential in manufacturing, a Screening Operator primarily operates screening equipment to sort materials, whereas a Quality Control Inspector evaluates finished products for defects. The roles often overlap in manufacturing environments but differ in focus and responsibilities.

What is a screening operator position?

A screening operator is a worker responsible for inspecting and sorting products or materials on a production line to ensure quality standards are met. They often use tools or equipment to identify defects and may need to follow safety protocols and quality control procedures. The role typically requires attention to detail and may involve standing for long periods in a manufacturing environment.

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

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

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

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

What cities in California are hiring for Screening Operator jobs?

Cities in California with the most Screening Operator job openings:

Infographic showing various Screening Operator job openings in California as of June 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution.

Service Engineer II, Screening Automation

Palo Alto, CA • On-site

Guardant Health
Biotechnology Research and Development • 1 - 5K employees

Full-time

Posted 17 days ago


Guardant Health rating

9.4

Company rating: 9.4 out of 10

Based on 6 frontline employees who took The Breakroom Quiz


Job description

Company Description

Guardant Health is a leading precision oncology company focused on guarding wellness and giving every person more time free from cancer. Founded in 2012, Guardant is transforming patient care and accelerating new cancer therapies by providing critical insights into what drives disease through its advanced blood and tissue tests, real-world data and AI analytics. Guardant tests help improve outcomes across all stages of care, including screening to find cancer early, monitoring for recurrence in early-stage cancer, and treatment selection for patients with advanced cancer. For more information, visitguardanthealth.comand follow the company onLinkedIn,X (Twitter)andFacebook.

As the Service Engineer II, Screening Automation, you are part of a dynamic team that supports the Guardant Health Shield Screening program at our Palo Alto site. This role will primarily work on a variety of laboratory instruments including Automated Plasma Isolation (API) and Library Preparation track systems, liquid handlers & NGS sequencers. You will be responsible for equipment installations, maintenance & repairs etc.You must be detail oriented, have experience working in a regulated environment (CLIA, CAP and FDA desirable), possess strong documentation skills (GDP) and strong communication skills, both written and verbal.

Essential Duties and Responsibilities:

  • Perform laboratory instrument installations, maintenance, repairs, and qualifications (IOPQ) to ensure the highest level of instrument reliability and up-time.
  • Monitor instrument metrics and advocate serviceability within cross-functional teams.
  • Responsible for instrument up-time and ensuring that service documentation meets Guardant Heath's Quality Management system.
  • Evaluate equipment performance trends to propose long-term solutions as needed.
  • Ability to quickly learn new technologies and disseminate information by developing SOPs, checklists, and service bulletins.
  • Contribute to the management of the maintenance and calibration system.
  • Help end-users troubleshoot issues.
  • Provide service and support during normal business hours, as well as after hours and over weekends (as needed).
  • Effectively communicate with third party service providers.

Qualifications

  • A BS degree in an engineering or scientific discipline with 2-5 years of relevant work experience.
  • Experience operating and troubleshooting Hamilton Liquid Handlers, Illumina Sequencers, Agilent Bravo platform/heads, Biotek MultiFlos, Precise robotic arm, centrifuges and other DNA quantification instruments are required.
  • Experience authoring and executing PM, IQ, OQ, repair, and other service-related documentation.
  • Experience developing and leading training programs to provide knowledge-transfer to other engineers and lab personnel.
  • Experience working within a CLIA and GMP regulated environment.
  • Experience standardizing processes for scalability and sustainability.
  • Ability to effectively communicate and collaborate with internal and external colleagues as well as customers from diverse scientific, engineering, operational, and regulatory disciplines.
  • Liquid Handler programming experience is a plus.
  • Robotics experience is a plus.
  • Field service engineering experience is desirable.
  • Ability to take part in an on-call rotation with after-hours and weekend responses (as needed).
  • Strong communication skills (verbal and written).
  • Ability to work effectively in a team environment and build strong working relationships
  • High degree of initiative and self-motivation.
  • Drive for continuous improvement.
  • Experience with MS Office.

AI & Digital Fluency

  • Demonstrate curiosity, sound judgment, and the ability to critically evaluate and responsibly leverage AI-enabled tools in accordance with company policies, ethical standards, and regulatory requirements to improve the efficiency, effectiveness, and quality of work.


Hybrid Work Model: This section is applicable to onsite employees who are eligible for hybrid work location as specified by management and related policies. Guardant has defined days for in-person/onsite collaboration and work-from-home days for individual-focused time. All U.S. employees who live within 50 miles of a Guardant facility will be required to be onsite on Mondays, Tuesdays, and Thursdays. We have found aligning our scheduled in-office days allows our teams to do the best work and creates the focused thinking time our innovative work requires. At Guardant, our work model has created flexibility for better work-life balance while keeping teams connected to advance our science for our patients.

The annualized base salary ranges for the primary location and any additional locations are listed below. This range does not include benefits or, if applicable, bonus, commission, or equity. Each candidate's compensation offer will be based on multiple factors including, but not limited to, geography, experience, education, job-related skills, job duties, and business need. Primary Location: Palo Alto, CA Primary Location Base Pay Range: $108,000 - $148,500 Other US Location(s) Base Pay Range: $91,800 - $126,225 If the role is performed in Colorado, the pay range for this job is: $97,200 - $133,650


Employee may be required to lift routine office supplies and use office equipment.Majority of the work is performed in a desk/office environment; however, there may be exposure to high noise levels, fumes, and biohazard material in the laboratory environment.Ability to sit for extended periods of time.

Guardant Health is committed to providing reasonable accommodations in our hiring processes for candidates with disabilities, long-term conditions, mental health conditions, or sincerely held religious beliefs. If you need support, please reach out toPeopleteam@guardanthealth.com

A background screening including criminal history is required for this role. GH will consider qualified applicants with criminal arrest or conviction histories in a manner consistent with applicable law including but not limited to the LA County Fair Chance Policies and the Fair Chance Act (Gov. Code Section 12952).

Guardant Health is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

All your information will be kept confidential according to EEO guidelines.
To learn more about the information collected when you apply for a position at Guardant Health, Inc. and how it is used, please review ourPrivacy Notice for Job Applicants.

Please visit our career page at:http://www.guardanthealth.com/jobs/


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