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118 lab associate jobs at 66 companies in Riverside, CA

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Lab Associate I
San Juan Capistrano, California, United States
$20-$26/hr OnsiteFull Time
Quest Diagnostics
Quest DiagnosticsNYSE: DGX: Provides clinical laboratory diagnostic testing and health information services.
High school diploma required; basic knowledge of non-complex lab equipment; 1–2 years lab experience preferred; proficiency with Microsoft Office and typing; ability to lift up to 25–50 lbs occasionally.
Microsoft Word, Microsoft Excel, Microsoft Outlook, LIS
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2w
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Lab Supervisor
Signal Hill, California, United States
OnsiteFull Time
AmSpec
AmSpec: Global provider of testing, inspection, and certification services.
2+ YOE2+ MgmtBachelor's degree with 2 years management in petroleum, or Associate's with 5+ years petroleum experience. Strong managerial and interpersonal skills, lab operations knowledge, safety and training experience.
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1mo
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Lab Technician (General Laborer)
Tustin, California, United States
$20/hr OnsiteFull Time
HR MGMT 10
HR MGMT 10: Provides employer of record and human resources support services.
2+ YOEHigh School Diploma or GED with 2+ years lab exp; or Associates/Bachelors in a science; GLP/GDP/cGMP knowledge; strong attention to detail and communication.
HPLC, FTIR, pH meters, Lyophilization, Karl Fischer, COAs, Aerosol counters
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1mo
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RN-Cath Lab
Murrieta, California, United States
$57-$77/hr OnsitePart Time
Loma Linda University Health
Loma Linda University Health: Nonprofit academic medical center providing healthcare and higher education.
2+ YOEActive California RN license; Associate degree in Nursing; 2+ years Cath Lab/Angio experience; BLS and ACLS; English proficiency.
Microsoft Windows, Word, Excel, PowerPoint, Email, ECG monitors, Vital sign machines, IV pumps
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2mo
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MFG LAB TECH
Riverside, California, United States
OnsiteFull Time
The Kroger Co.
The Kroger Co.NYSE: KR: Operates supermarkets, pharmacies, and jewelry stores across America.
2+ YOEAssociate degree, 2+ years QA lab experience; food safety knowledge; MS Office; high school diploma/GED; strong communication.
Microsoft Office
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Research Lab Tech II
Los Angeles, California, United States
OnsiteFull Time
University of Southern California
University of Southern California: Private research university providing higher education and healthcare services.
2+ YOEAssociate's degree or equivalent experience, 2 years' lab experience, working knowledge of lab equipment and research protocols, ability to analyze and interpret research data and perform non-routine assignments with minimal direction.
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Associate Lab Manager (USA - Anaheim, CA, US)
Anaheim, California, United States
$99k-$149k/yr OnsiteFull Time
Syensqo
SyensqoEuronext Brussels: SYENS: Develops specialty chemicals and advanced materials for global industries.
5+ YOEBachelor's degree in business, science, engineering or technology; 5+ years technical experience in advanced materials; leadership experience preferred; experience with LIMS, Six Sigma/Lean, and lab testing processes.
LIMS, G-suite, Gmail, Sheets, Slides, Microsoft 365, Microsoft Outlook, Microsoft Excel, Microsoft PowerPoint
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3mo
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Lab Technician
Costa Mesa, California, United States
$44k-$56k/yr OnsiteFull Time
Sanmina
SanminaNASDAQ: SANM: Designs and manufactures complex electronics and mechanical systems.
2+ YOEAssociates degree or PCB experience; 2-4 years PCB manufacturing; MS Office; read specifications; IPC 6012; data entry; lifting/grinding.
AA equipment, CVS equipment, True Cham software, Microsoft Office, Oracle, MRP systems
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Quality Assurance Lab Technician
Corona, California, United States
OnsiteFull Time
Developlus
Developlus: A cosmetics manufacturer producing hair color and hair care products in a GMP-regulated production environment.
1+ YOEAssociate's degree in chemistry or 2 years' lab experience (or equivalent), 1+ years QA/lab or manufacturing experience preferred; proficiency in wet chemistry, titration, FTIR, spectroscopy, DataColor, Microsoft Office and ERP; strong attention to detail and GMP familiarity.
Microsoft Word, Microsoft Excel, Microsoft Outlook, ERP, DataColor, FTIR, SPC system
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Microbiology Lab Technician II (3rd Shift)
Irvine, California, United States
$26-$30/hr OnsiteFull Time
Siegfried
SiegfriedSIX Swiss Exchange: SFZN: Contract manufacturing of pharmaceutical ingredients and finished dosage forms.
1+ YOEPerform routine microbiological testing and environmental monitoring in a cGMP pharmaceutical lab; 1+ years lab experience, high school diploma required, associate degree preferred; GMP, aseptic practices, and documentation skills.
Microsoft Office, Microsoft Word, Microsoft Excel
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Engineering Lab & Inventory Specialist II
Brea, California, United States
$30-$35/hr OnsiteFull Time
RAVE Aerospace
RAVE Aerospace: Developing in-flight entertainment and connectivity systems for airlines.
3+ YOE3+ years in inventory management or lab operations; high school diploma required (associate preferred); proficiency with Microsoft Excel/Word/Outlook, ERP/CMMS, Jira/Confluence; ability to lift equipment.
Microsoft Excel, Microsoft Word, Microsoft Outlook, ERP, CMMS, Atlassian Jira, Confluence, Linux
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Lab Test Technician 2
Costa Mesa, California, United States
$24-$27/hr OnsiteFull Time
Safran
SafranEuronext Paris: SAF: Designs and manufactures aircraft propulsion, equipment, and defense systems.
Laboratory testing experience, mechanical assembly, electrical and pneumatic tools; MS Office proficiency; 3+ years in manufacturing preferred; associate degree preferred.
Microsoft Office, Mechanical Tools, Electrical Tools, Pneumatic Equipment
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Cement Lab Technician III (Jurupa Valley, CA, US, 92509)
Jurupa Valley, California, United States
OnsiteFull Time
CalPortland
CalPortland: Produces and distributes cement, concrete, and construction aggregates.
5+ YOE5+ years cement lab experience performing ASTM/AASHTO cement tests, data analysis and report writing; OSHA 10 required; intermediate Microsoft Office skills; associate in engineering technology preferred.
Microsoft Office Suite
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4d
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Concrete Field/ Lab Technician
Foothill Ranch, California, United States
$28-$32/hr OnsiteFull Time
A&A Ready Mixed Concrete
A&A Ready Mixed Concrete: Supplying and delivering ready-mixed concrete for construction projects.
2+ YOEAssociate degree, ACI certification preferred, valid CA driver license, 2+ years construction/concrete experience, knowledge of ASTM/ACI testing and mix design, Microsoft Office and Command Series experience.
Command Series, Microsoft Office
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3mo
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High School Science Lab Technician (Part-time) 2026-27 School Year
Pasadena, California, United States
$19-$21/hr OnsitePart Time
Maranatha High School
Maranatha High School: Provides Christ-centered college preparatory education for high schoolers.
Associate’s degree in a subject area required; ACSI administrator or teacher certificate mentioned; high school teaching experience preferred; ability to prepare labs, maintain safety, and use education software.
myMHS, eTextbooks, iTunes, Turnitin, Albert.io, G Suite
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6d
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Research Lab Assistant I - Medically Associated Science & Technology (MAST) Program
Los Angeles or West Hollywood
$24-$30/hr OnsiteFull Time
Cedars-Sinai
Cedars-Sinai: Provides academic medical care, specialized treatment, and biomedical research.
High school diploma/GED required; research laboratory experience preferred. Performs lab cleaning, equipment maintenance, inventory support, and basic lab techniques under PI guidance.
Autoclave
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4d
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Per Diem-Lab Aide-Laboratory-Fountain Valley-Nights
Fountain Valley, California, United States
$29/hr OnsiteTemporary
University of California, Irvine
University of California, Irvine: Public research university offering higher education and academic degrees.
Current American Heart Association BLS, strong customer service and English communication skills, ability to maintain work pace and effective working relationships in a clinical laboratory.
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Process Characterization Lab (PCL) Technician
San Diego or Riverside
$35-$40/hr OnsiteFull Time
Skorpios Technologies
Skorpios Technologies: Designs and manufactures silicon photonics for high-speed optical communications
2+ YOE2+ years experience with SEM and FIB; semiconductor or manufacturing background; associate or bachelor's preferred; able to work weekends/off-shift; good written and verbal communication.
Focused Ion Beam (FIB), Thermo Fischer, secondary electron microscope (SEM)
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2mo
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Phlebotomy Supervisor-Lab-Full Time Days-Temecula Valley Hospital
Temecula, California, United States
$25-$36/hr OnsiteFull Time
Universal Health Services
Universal Health ServicesNYSE: UHS: Operates acute care hospitals and behavioral health facilities.
California phlebotomy certification, AHA BLS, clinical lab experience, leadership/supervisor experience; associate degree preferred; high school diploma required.
Phlebotomy, Laboratory equipment
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1mo
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Research Associate I
Pomona, California, United States
$70k-$75k/yr OnsiteFull Time
Envista
EnvistaNYSE: NVST: Manufactures and sells a comprehensive range of dental products.
0+ YOEBachelor’s degree in Chemistry or Biochemistry, or related field; or Associate’s degree with 2+ years industrial lab experience. Proficient in MS Office; good English communication; lab practices knowledge.
Microsoft Office, Word, Excel
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