109 research assistant jobs at 36 companies in Calimesa, CA
4w
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Research Assistant
Claremont, California, United States
$19/hr OnsitePart Time
Master's in related field required; prior experience with AI and molecular dynamics (MD) simulation and laboratory/biological modeling; strong computer and writing skills; attention to detail; occasional evenings/weekends.
1mo
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Student Research Assistant
Orange, California, United States
$18/hr OnsitePart Time
Undergraduate Fowler School of Engineering student; hands-on materials and mechanical engineering research; strong problem-solving, documentation, and oral/written communication skills.
ADLP, resin 3D printer, universal testing machine
1mo
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Research Assistant
Covina, California, United States
$25-$30/hr OnsiteFull Time
2+ YOEMinimum 2 years clinical research experience; clinical skills (vitals, EKG/ECG, phlebotomy, injections) preferred; familiarity with ICH/FDA/GCP, e-source reporting, Microsoft Office; strong organization and communication; ability to drive.
Microsoft Office Suite
1mo
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Student Research Assistant- Biological Sciences #671507782
Pomona, California, United States
$18-$25/hr OnsitePart Time
Bachelor's in Environmental Biology with research experience and proof of U.S. citizenship required; enrollment as a student preferred.
4w
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Medical/Research Assistant
Pomona or Orange County
$18-$23/hr OnsiteFull Time
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.
1mo
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SWP - Peer Research Assistant (TVC)
Temecula, California, United States
$17/hr OnsitePart Time
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
3mo
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CAS Research Assistant - Instructional Student Assistant Pool AY 26-27
Fullerton, California, United States
$18-$24/hr OnsiteTemporary, Part Time
Undergrad CSUF student; quick learner; strong English; follow directions; work with diverse students; English/Mandarin proficiency.
3mo
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Sr Research Engineer - Polymer Materials (Fontana, CA, US, 92337)
Fontana, California, United States
$120k-$135k/yr OnsiteFull Time
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
1mo
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Sponsored Research Coordinator
Claremont, California, United States
$24-$26/hr OnsiteFull Time
Supports faculty pre-award activities: coordinating proposal documents and portals, tracking opportunities and deadlines, assisting budget development, and translating technical grant language for stakeholders.
Grants.gov, ProposalCentral, Research.gov, eRA Commons
1mo
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Assistant Director, Clinical Research Business Operations
Orange, California, United States
$108k-$205k/yr OnsiteFull Time
7+ YOEAdvanced finance and analytical skills with 7-9 years in accounting/financial management for clinical trials; experience with contracts and grants, budget development, and internal controls; advanced communication and leadership skills; advanced degree or equivalent.
Kuali Financial System, Kuali Research, OnCore, EVAL
1w
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Student Assistant
Riverside County or Palm Desert or Sacramento
$18-$25/hr HybridTemporary
College student or candidate meeting classification qualifications; environmental field or laboratory experience and data research or analysis experience for report writing are requested.
Microsoft Word
1mo
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Legal Assistant
Ladera Ranch, California, United States
$50k-$80k/yr OnsiteFull Time
Prefer prior legal assistant experience and certification/diploma; familiarity with legal procedures, strong communication, organization, research skills, and Microsoft Office proficiency.
Microsoft Office
1mo
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Junior or Assistant Specialist 2026
Irvine, California, United States
$55k-$71k/yr OnsiteFull Time
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
21h
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Lab Assistant
Tustin, California, United States
$20-$23/hr OnsiteFull Time
1+ YOEHigh school diploma or GED required. Requires laboratory procedure knowledge, organizational accuracy, basic math, and ability to follow instructions; aseptic techniques and autoclave experience preferred.
autoclave, sterile dispensing equipment, Laboratory Information Management Systems (LIMS), computers, ISO 17025, OSHA
4w
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Social Worker Assistant
San Bernardino, California, United States
$26-$33/hr OnsiteFull Time
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
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
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
2mo
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Laboratory Assistant - SVOA (2nd Shift)
Orange, California, United States
$17-$20/hr OnsiteFull Time
High school diploma; basic lab techniques (PPE, balances, pipetting, glassware); Microsoft Excel and LIMS experience preferred; comfortable with strong acids/solvents; able to lift up to 25–50 lbs and stand entire shifts; strong attention to detail and communication.
Microsoft Excel, LIMS, thermometers, balances, pipetting
2w
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Title Assistant (In Office)
Corona or California
$20-$27/hr OnsiteFull Time
High school diploma or equivalent, strong organization, communication, research, problem-solving, and detail skills; MS Office knowledge; 2+ years of title experience preferred.
Microsoft Office
2mo
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Assistant Civil Engineer (Water Resources)
Riverside, California, United States
$73k-$117k/yr HybridPart Time
2+ YOEBachelor of Science in Civil Engineering; 2+ years municipal water/wastewater; EIT preferred; CAD/Civil 3D; hydraulic modeling; strong writing/communication.
AutoCAD, Civil 3D, ArcGIS Pro, InfoWater/InfoSewer, Aquanuity, Microsoft Word, Microsoft Excel
3w
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Legal Administrative Assistant
Los Angeles or Irvine or Walnut Creek or San Francisco
$75k-$95k/yr OnsiteFull Time
5+ YOEHigh school diploma, minimum 5 years litigation administrative experience, e-filing knowledge, proficient with Microsoft Office and legal research/filing systems, strong communication and organizational skills.
Microsoft Word, Microsoft Outlook, Microsoft PowerPoint, Microsoft Excel, DropBox, Lexis Nexis, File & Serve Xpress, Odyssey, PACER, ECF, iManage, CompuLaw, Aderant, File Site
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