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86 research assistant jobs at 36 companies in Temecula, CA

1mo
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Engineering Research Assistant
Orange or Santa Ana
$18/hr OnsiteMultiple Commitments Available
Chapman University
Chapman University: A private university offering undergraduate and graduate degree programs.
Conduct background research and field measurements, summarize research data, strong communication skills, ability to take direction and work on a team; familiarity with database management and programming desired.
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3w
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Research Assistant
Murrieta, California, United States
$21-$32/hr OnsiteFull Time
Flourish Research
Flourish Research: Conducts multi-site clinical trials and patient research studies.
2+ YOEMinimum 2 years clinical research experience required (oncology preferred). Clinical skills preferred (vital signs, EKG, phlebotomy, injections). Familiarity with e-source reporting, ICH/FDA/GCP, strong organization, communication, and Microsoft Office proficiency.
e-source, Microsoft Office Suite
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2mo
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CSTEM Graduate Research Assistant (Fall 2026)
San Marcos, California, United States
$3k-$6k/mo OnsitePart Time, Temporary
California State University
California State University: Public university system providing higher education and academic research.
Must be a registered CSUSM graduate student with equivalent completion of a bachelor's degree; able to assist faculty with research and technical duties, relate well in academic settings, and supervise/train students. Must be able to work in California.
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1w
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Clinical Research Assistant/Interviewer - French - 138207
San Diego, California, United States
$76k-$122k/yr OnsiteFull Time
University of California, San Diego
University of California, San Diego: A public research university providing higher education and healthcare.
Bachelor's-level education or equivalent, fluency in English and French, clinical research experience, proficiency with Velos, Microsoft Access, Excel, and Word, ability to interview patients and interpret medical records.
Velos, Microsoft Access, Microsoft Excel, Microsoft Word
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2mo
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Research Assistant I - Dr. Thales Papagiannakopoulos
La Jolla, California, United States
$18-$21/hr OnsiteFull Time
Salk Institute
Salk Institute: Conducts biological research to solve global health challenges.
0+ YOEBachelor's in a biological science required; no professional experience required. Must be willing to work with bacteria, human cells, stem cells, and viral vectors; Microsoft Office proficiency and strong organizational and communication skills.
Microsoft Office
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5d
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Medical/Research Assistant
Pomona or Orange County
$18-$23/hr OnsiteFull Time
National Institute of Clinical Research
National Institute of Clinical Research: A research organization serving pharmaceutical and biotech sponsors by conducting clinical trials and coordinating study operations.
2+ YOEMedical assistant/phlebotomist with 2–3 years clinical experience, certification preferred; perform phlebotomy, EKG, vitals, scheduling, chart review; PC/word-processing skills; bilingual English/Spanish preferred.
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2mo
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Contractor- Assistant Clinical Research Coordinator (Oceanside, CA)
Oceanside, California, United States
OnsiteContract
Profound Research
Profound Research: Clinical trial network integrated into community physician practices.
3+ YOE1099 contract; clinical research coordination experience; strong attention to detail and communication; eligible for high school or college degree options as listed.
Electronic Medical Records (EMR), CTMS, eSource systems, lab portals
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1mo
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SWP - Peer Research Assistant (TVC)
Temecula, California, United States
$17/hr OnsitePart Time
Mt. San Jacinto College
Mt. San Jacinto College: Public community college district providing higher education and vocational training.
Provide research and basic technology assistance to students, field library inquiries, direct students to resources, participate in training, and help design one outreach project per semester. Must meet SWP student eligibility (enrollment, GPA, US citizen/US national/permanent resident).
Canvas, Microsoft Office
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4w
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INTERN RESEARCH - Zwick Lab
La Jolla, California, United States
$18-$20/hr OnsitePart Time, Internship
Scripps Research
Scripps Research: Conducts biomedical research and develops novel drug therapies.
Currently enrolled student (high school, associate, bachelor, or master); supporting basic lab maintenance, preparing media/solutions, and assisting experiments; part-time up to 19 hrs/week.
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2w
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Assistant Clinical Research Finance Analyst
Orange, California, United States
$31-$47/hr OnsiteFull Time
University of California, Irvine
University of California, Irvine: Public research university offering higher education and academic degrees.
1+ YOEPerforms clinical research financial transactions, purchasing, recharge processing, reconciliations, patient reimbursements and reporting; requires basic finance knowledge, spreadsheet/database proficiency, and 1-2 years related experience.
KFS, DSS, Data Warehouse, PI Report, Oncore, Clinical Trials Management System (CTMS)
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2mo
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Sr Research Engineer - Polymer Materials (Fontana, CA, US, 92337)
Fontana, California, United States
$120k-$135k/yr OnsiteFull Time
James Hardie
James HardieNYSE: JHX: Manufacturer of fiber cement siding and exterior building products.
0+ YOEPhD in polymer science/engineering or MS with 3–10 years of experience; PVC expertise; AI-assisted material characterization; travel ~35%; strong communication.
PVC, extrusion, formulation development, DSC, TGA, DMA, rheometer
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4w
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Legal Assistant
Ladera Ranch, California, United States
$50k-$80k/yr OnsiteFull Time
Strongin | Burger, LLP
Strongin | Burger, LLP: Litigation law firm specializing in personal injury and tort cases.
Prefer prior legal assistant experience and certification/diploma; familiarity with legal procedures, strong communication, organization, research skills, and Microsoft Office proficiency.
Microsoft Office
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6d
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Legal Assistant
Irvine, California, United States
$69k-$75k/yr HybridFull Time
Alleviate Financial Solutions
Alleviate Financial Solutions: Provides debt settlement and financial relief services to consumers.
3+ YOE3+ years legal assistant/paralegal or compliance experience; document and contract management, regulatory research, strong communication, paralegal or notary certification preferred; proficiency with Microsoft Office and SharePoint.
Microsoft Office Suite, SharePoint
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1mo
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Junior or Assistant Specialist 2026
Irvine, California, United States
$55k-$71k/yr OnsiteFull Time
University of California
University of California: A public research university system providing education and healthcare.
Baccalaureate or equivalent research experience for Junior rank; master's degree or five years specialized experience for Assistant rank. Experience with health services research, scientific writing, RedCAP, IRB support, and participant recruitment preferred.
RedCAP
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5d
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Program Assistant - Recycling
Escondido, California, United States
$55k-$73k/yr OnsiteFull Time
City of Escondido
City of Escondido: Providing municipal governance and public services to Escondido residents.
1+ YOEProvide administrative and technical support for recycling and waste-reduction programs; conduct research, prepare reports, assist with outreach, grants, and budget tracking; must have HS diploma and 1 year admin/program experience.
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2w
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Laboratory Assistant - SVOA
Orange, California, United States
$17-$20/hr OnsiteFull Time
Onterris
OnterrisNYSE: ONT: Global provider of environmental consulting, testing, and remediation services.
High school diploma, basic lab techniques, Microsoft Excel and LIMS experience preferred, comfortable handling strong acids/solvents, good communication, detail oriented, able to lift up to 25 lbs and stand for full shift.
Microsoft Excel, LIMS
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6d
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Social Worker Assistant
San Bernardino, California, United States
$26-$33/hr OnsiteFull Time
InnovAge
InnovAgeNASDAQ: INNV: Provides integrated healthcare and social services to seniors.
2+ YOECommunity health training or associate degree, driver and transportation, CPR/BLS/First Aid (CA only), 2+ years community-based social services experience, Medicaid application/recertification assistance, client outreach and resource research.
EPIC
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2mo
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Legislative Assistant
San Francisco or Los Angeles or Santa Monica or Irvine or New York or Washington
$40k-$68k/yr HybridFull Time
Orrick
Orrick: Provides international legal services focused on technology, energy, and finance.
2+ YOEApproximately 2 years government affairs or related experience, strong research and writing, organizational skills, proficiency with Microsoft Office and legislative tracking platforms, bachelor’s degree required.
Microsoft Office, Policy Note, BGov
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1mo
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Assistant Director, Safety Operations
Carlsbad or Boston or Dublin or United States
$132k-$170k/yr HybridFull Time
Ionis Pharmaceuticals
Ionis PharmaceuticalsNASDAQ: IONS: Discovers and develops RNA-targeted medicines for serious diseases.
10+ YOE10+ years drug safety/pharmacovigilance experience, degree in life sciences or equivalent, Argus experience required, Veeva/eTMF/EDC preferred, inspection/audit experience, strong regulatory knowledge and communication skills.
Argus, Veeva, eTMF, EDC, Microsoft
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1w
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Assistant Project Paleontologist
Riverside, California, United States
$30-$38/hr OnsiteFull Time
SWCA Environmental Consultants
SWCA Environmental Consultants: Provider of environmental planning and natural resource consulting services.
3+ YOEM.S. or Ph.D. preferred (B.S. considered with experience), 3+ years consulting experience, permitted as PI/Field Agent for Western states, paleontological field and lab skills, technical writing and reporting experience.
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