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Laboratory Assistant Jobs in San Ramon, CA (NOW HIRING)

Laboratory Manager

Burlingame, CA · On-site

$49 - $55/hr

Maintains the laboratory as directed for compliance with company hygiene plans. Assist with quality management program and method development. Primary Duties/Responsibilities: * Proficient in all Lab ...

Laboratory Manager

Burlingame, CA · On-site

$49 - $55/hr

Maintains the laboratory as directed for compliance with company hygiene plans. Assist with quality management program and method development. Primary Duties/Responsibilities: * Proficient in all Lab ...

Lab Assistant

Walnut Creek, CA · On-site

$21 - $25/hr

Laboratory Assistants are responsible for performing routine for performing clerical duties related to the histology lab and to support the functions of the Histology Technicians and Grossing ...

Lab Assistant

Walnut Creek, CA · On-site

$21 - $25/hr

Laboratory Assistants are responsible for performing routine for performing clerical duties related to the histology lab and to support the functions of the Histology Technicians and Grossing ...

Concrete Laboratory Supervisor Lyten is looking for a proactive Concrete Laboratory Supervisor (CLS ... Conduct materials sourcing, manage testing budgets, and assist as a liaison with certification ...

Concrete Laboratory Supervisor Lyten is looking for a proactiveConcrete Laboratory Supervisor (CLS ... Conduct materials sourcing, manage testing budgets, and assist as a liaison with certification ...

Showing results 21-40

Laboratory Assistant information

See San Ramon, CA salary details

$11

$22

$33

How much do laboratory assistant jobs pay per hour?

As of Aug 6, 2026, the average hourly pay for laboratory assistant in San Ramon, CA is $22.63, according to ZipRecruiter salary data. Most workers in this role earn between $18.56 and $25.77 per hour, depending on experience, location, and employer.

What is the difference between Laboratory Assistant vs Laboratory Technician?

AspectLaboratory AssistantLaboratory Technician
Required CredentialsHigh school diploma or equivalent; some roles may require certificationPost-secondary education, often a diploma or associate degree in laboratory technology
Work EnvironmentHospitals, clinics, research labs, educational institutionsMedical labs, research facilities, industrial laboratories
Job ResponsibilitiesAssisting with sample collection, preparing specimens, cleaning equipmentPerforming tests, analyzing samples, maintaining lab equipment
Common UsageOften entry-level, supporting technical staffMore technical, with independent testing responsibilities

Laboratory Assistants typically support laboratory operations with basic tasks and require minimal formal education. Laboratory Technicians perform more complex testing and analysis, often needing specialized training or certification. Both roles are essential in lab settings, but Laboratory Technicians usually have a higher level of technical responsibility.

How much does a laboratory assistant get paid?

The average salary for a laboratory assistant varies by location and experience but typically ranges from $25,000 to $45,000 per year. Entry-level positions may start lower, while those with specialized skills or certifications can earn higher wages, often working in clinical, research, or industrial labs.

What is a laboratory assistant?

Laboratory assistants are professionals who support scientists, researchers, and lab technicians by performing routine tasks in laboratories. Their duties often include preparing and cleaning lab equipment, collecting and labeling samples, conducting basic experiments, and maintaining accurate records of their work. They play a crucial role in ensuring that laboratories run smoothly and efficiently, and their work helps facilitate scientific research and development. Laboratory assistants may work in a variety of settings, including hospitals, research institutions, and educational facilities.

What are some common challenges laboratory assistants face in maintaining accuracy and safety in their daily tasks?

Laboratory Assistants often encounter challenges such as managing multiple samples simultaneously while adhering to strict protocols for accuracy and contamination prevention. Ensuring proper labeling, handling hazardous materials safely, and maintaining detailed records are essential responsibilities that require attention to detail and strong time management skills. Collaboration with scientists and technicians is also important, as clear communication helps prevent errors and promotes a safe, efficient work environment. Staying up-to-date on safety procedures and laboratory best practices is key to overcoming these challenges.

Do you need qualifications to be a laboratory assistant?

Laboratory assistants typically need a high school diploma or equivalent, and some positions may require post-secondary education or certifications in laboratory techniques or related fields. Relevant skills include attention to detail, familiarity with laboratory equipment, and the ability to follow safety protocols.

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

To thrive as a Laboratory Assistant, you need a solid understanding of laboratory procedures, sample handling, and safety protocols, usually supported by a relevant science degree or certification. Familiarity with laboratory information management systems (LIMS), basic laboratory equipment, and safety certifications such as OSHA are typically required. Attention to detail, organization, and effective communication are crucial soft skills for maintaining accuracy and collaborating with team members. These abilities ensure reliable results, uphold safety standards, and support the overall efficiency and integrity of laboratory operations.

What are the duties of a laboratory assistant?

A laboratory assistant is responsible for preparing and maintaining laboratory equipment, collecting and processing samples, recording data accurately, and ensuring a clean and safe work environment. They often assist scientists or technicians with experiments and may handle inventory management and basic troubleshooting of lab tools.
What are the most commonly searched types of Laboratory jobs in San Ramon, CA? The most popular types of Laboratory jobs in San Ramon, CA are:
What job categories do people searching Laboratory Assistant jobs in San Ramon, CA look for? The top searched job categories for Laboratory Assistant jobs in San Ramon, CA are:
What cities near San Ramon, CA are hiring for Laboratory Assistant jobs? Cities near San Ramon, CA with the most Laboratory Assistant job openings:
Infographic showing various Laboratory Assistant job openings in San Ramon, CA as of August 2026, with employment types broken down into 1% As Needed, 72% Full Time, 24% Part Time, 1% Temporary, and 2% Contract. Highlights an 98% Physical, 1% Hybrid, and 1% Remote job distribution, with an average salary of $47,062 per year, or $22.6 per hour.

Clinical Laboratory Associate

Guardant Health

Redwood City, CA • On-site

Full-time

Re-posted 7 days ago


Guardant Health rating

9.4

Company rating: 9.4 out of 10

Based on 6 frontline employees who took The Breakroom Quiz

3rd of 120 rated laboratories


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.

Position Summary:

The Clinical Laboratory Associate (CLA) is responsible for supporting the daily operations of the Reagent Quality Control Clinical Laboratory and assisting the Clinical Laboratory Scientist (CLS) during testing. In addition to the primary role of CLA, there may be a need to provide back-up support to other groups. The nature of the work requires excellent attention to detail, effective written and verbal communication skills, the ability to multitask and be flexible with tasks and schedules, and the ability to work independently in a team environment in both our Palo Alto and Redwood City locations, depending on the direction of management on a day to day schedule. This is an ONSITE FT position at our Redwood City/ Palo Alto, CA location.

Essential Duties and Responsibilities:

In accordance with California Business and Professions Code BPC 1269, the following activities may be performed under the supervision of the laboratory director or appropriately licensed personnel:

Sample collection or receipt, sample preparation, labeling, handling, preservation or fixation, assay processing or preparation, and/or transportation and storage of samples;

Assist the CLSs in a licensed clinical laboratory in performing sample processing;

Assist the CLSs during automated methods of patient testing;

Perform routine equipment maintenance according to the laboratory's standard operating procedures;

Create sample batches, print labels and label tubes and plates;

Assist licensed testing personnel in troubleshooting activities;

Prepare and store reagents for sample processing and sample archiving;

Order and stock laboratory supplies;

Print and file of laboratory records;

In the case of qualitative and semi-quantitative tests, the unlicensed personnel may add the test reagent to the specimen or vice versa, but the results must be read by the laboratory director or appropriately licensed personnel.

Check, monitor and resolve routine cold storage temperature and laboratory temperature and initiate a service request as necessary;

Perform general laboratory tasks include cleaning of racks, laboratory equipment and benches;

Document all corrective actions taken when test systems deviate from the laboratory's established performance specifications;

Assist with internal audits and inspection preparation,

Ensure calibration of laboratory equipment is scheduled and performed on time;

Ensure laboratory equipment is properly labeled;

Write and revise standard operating procedures under supervisor instruction, as needed;

Perform other duties as assigned; and

Report all concerns of test quality and/or safety to the Laboratory Supervisor, Laboratory Director or Safety Officer. The following duties may NOT be performed by unlicensed personnel:

Perform any test or part thereof that involves the quantitative measurement of the specimen, or test reagent, or any mathematical calculation to determine the results or the validity of a test procedure;

Perform any phase of clinical laboratory testing or examinations in the specialty of immunohematology beyond the initial collection and centrifugation;

When any of the following mechanical or electronic instruments are employed, unlicensed personnel shall not perform any of the following activities:

o Standardization or calibration of instruments or assessment of instrument performance by monitoring results of standards and controls; and

o Recording of test results (but may transcribe results that have been previously recorded, either manually by licensed personnel or automatically by a testing instrument)

o Quantitatively measuring any sample or reagents unless done automatically by the instrument during its normal operation or by using previously calibrated and approved automatic syringes or other dispensers.

Qualifications:

Minimum of Associate degree or equivalent required;

Bachelor's degree or equivalent in Biomedical Laboratory Science, Clinical Science or related field preferred;

Guardant Health Clinical Laboratory experience or equivalent high complexity and volume laboratory experience preferred;

Previous laboratory work experience preferred, with skills including (but not limited to) proper specimen collection or retrieval, patient preparation, labeling, handling, assay assist or assay preparation, preventive maintenance and troubleshooting, and/or transportation and storage of specimens.

Ability in giving and receiving constructive feedback, fostering open communication and continuous improvement;

Demonstrates strong practical reasoning and sound judgment;

Skilled in making informed and effective decisions;

Exhibits attention to detail and a strong commitment to precision in all tasks;

Strong computing skills;

Knowledge of Good documentation practices;

Working knowledge of reagent stability and storage, quality control policies, and factors that influence test results;

Strong communicator with ability to maintain open communication with internal employees, managers;

Able to integrate and apply feedback in a professional manner; and

Ability to work as part of a team. Work Environment:

Hours and days may vary depending on operational needs;

Standing or sitting for long periods of time may be necessary;

May be exposed to hazardous materials, blood specimens and instruments with moving parts, heating or freezing elements, and high-speed centrifugation; Repetitive manual pipetting may be necessary; and

Some lifting (up to 25 pounds) may be necessary. Delegated Duties and

Responsibilities:

Refer to assigned Delegation of Responsibilities Form Approvals: This job description is used as a guideline for major duties. The company reserves the right to change or assign additional duties as needed.


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: Redwood City, CA Primary Location Base Pay Range: $38 - $52 Other US Location(s) Base Pay Range: $32 - $44 If the role is performed in Colorado, the pay range for this job is: $34 - $47


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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