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28 research intern jobs at 25 companies in Perris, CA

2mo
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Research Intern
Carlsbad or New York
OnsiteFull Time, Internship
Gemological Institute of America
Gemological Institute of America: Provides gemstone grading, gemology education, and scientific research services.
Actively enrolled in a bachelor’s or graduate degree program; gemology or related science preferred.
MS Office
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3w
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Equity Research Intern
Newport Beach, California, United States
OnsiteInternship
Roth Capital Partners
Roth Capital Partners: Investment banking and research services for growth companies
Post-grad internship in-office in Newport Beach; analytical skills, financial modeling, MS Office (Excel, PowerPoint), strong writing and communication; able to work flexible schedule.
Microsoft Office, Microsoft Excel, Microsoft PowerPoint, Internet
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2mo
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PIP Intern
Whittier, California, United States
$16/hr OnsitePart Time
SEP United
SEP United: Provides vocational support services for individuals with disabilities.
Internship involving assisting departments, supporting projects, research, data analysis, and administrative tasks.
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1mo
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Operations Intern
Lake Forest, California, United States
$17-$18/hr OnsiteMultiple Commitments Available
CellCarta
CellCarta: Provides precision medicine laboratory services for drug development.
College student pursuing a degree (biology/lab science/medicine preferred); follows SOPs to digitize and file biological samples and documentation; attention to detail; ability to lift up to 20 lbs; 20–30 hrs/week, temporary 6 months.
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1mo
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ESG Intern
Elizabethtown or Riverside or Asheboro
$20-$25/hr HybridFull Time, Internship
Westfall Technik
Westfall Technik: Global provider of integrated plastics manufacturing and tooling solutions.
Currently pursuing a bachelor’s or master’s in environmental/sustainability field; strong analytical, research, organizational, and communication skills; proficiency with Microsoft Office; interest in ESG frameworks and sustainability reporting.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, EcoVadis, CDP, SBTi, GHG Protocol
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2w
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Marketing Intern
Chino, California, United States
$20-$24/hr OnsitePart Time
Chino Commercial Bank
Chino Commercial BankOTC Markets: CCBC: Provides community-focused personal and business banking and lending services.
Support social media, create digital content and graphics, assist campaign execution, conduct market research, and maintain marketing assets. Requires strong communication, organization, and design aptitude.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Canva, Adobe Creative Suite
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2w
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Laboratory Intern - Semi-Volatiles
Orange, California, United States
$17/hr OnsitePart Time, Internship
Onterris
OnterrisNYSE: ONT: Global provider of environmental consulting, testing, and remediation services.
Currently enrolled university student with high school diploma, basic lab techniques, Excel skills, able to follow directions, lift up to 50 lbs, and work safely with acids/solvents.
Microsoft Excel
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1d
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Seasonal HR Intern
Ontario, California, United States
$13-$52/hr OnsiteFull Time, Seasonal
UPS
UPSNYSE: UPS: Global provider of package delivery and supply chain logistics.
Recent HR management graduate or equivalent; Microsoft Word/Excel/PowerPoint/Access; strong oral/written communication, research, organization, confidentiality; recruitment and database tasks.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Access
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Firmware Engineer Intern
Irvine, California, United States
OnsiteInternship
Fluxergy
Fluxergy: Portable diagnostic platform for rapid point-of-care laboratory testing
0+ YOEEnrollment in a Bachelor’s or Master’s program; 30-40 hours/week; proficiency in C/C++; RTOS exposure; strong problem-solving and communication skills.
C/C++, RTOS, Git, Embedded systems
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1mo
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Clinical Research Finance Analyst - Hybrid
Orange, California, United States
$32-$48/hr HybridFull Time
University of California, Irvine
University of California, Irvine: Public research university offering higher education and academic degrees.
3+ YOEBachelor's degree or equivalent and 3+ years clinical research or financial administration experience; knowledge of financial processes, reporting systems, spreadsheets/databases, internal controls; strong communication and analytical skills; CTMS/Oncore and KFS/DSS/Data Warehouse/PI Report experience preferred.
KFS, DSS, Data Warehouse, PI Report, Clinical Trials Management System (CTMS), Oncore
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2w
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Land Acquisition Intern
Irvine, California, United States
$19-$20/hr OnsiteInternship, Temporary
City Ventures
City Ventures: Develops energy-efficient residential communities in California urban markets.
Pursuing or holding a bachelor's in related field; interest in residential real estate; strong analytical, research, organizational, and communication skills; Microsoft Excel proficiency.
Microsoft Excel
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2w
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Land Acquisition Intern
Irvine, California, United States
$20/hr OnsiteInternship, Temporary
City Ventures
City Ventures: California-based residential homebuilder and urban infill developer.
Pursuing or holding a bachelor’s in a related field, interest in residential real estate, strong analytical and research skills, Microsoft Excel proficiency, ability to manage deadlines and present findings.
Microsoft Excel
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1mo
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Administrative Intern (Environmental Compliance)
Cypress, California, United States
$17-$20/hr OnsiteInternship, Temporary
City of Cypress
City of Cypress: Municipal government providing public services in Cypress, California.
Current college enrollment or graduate in Environmental Studies, Public Administration, or related field; conduct research, analyze data, prepare technical reports, manage databases, perform public outreach; may require valid California driver license for field duties.
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2w
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Beverage Application Intern (6 months)
Laguna Beach, California, United States
$17/hr OnsiteInternship
Symrise
SymriseFrankfurt Stock Exchange: SY1: Global supplier of fragrances, flavors, and cosmetic ingredients.
Pursuing BS/MS in Food Science, Biology, Chemistry or related; commute to Laguna Beach; basic lab equipment use; hazardous material awareness; strong time management and communication.
balances, pH meters, micropipettes
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1w
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Intern, Accounting & Financial Rptg
Orange, California, United States
$20-$23/hr OnsitePart Time
Orange County Transportation Authority
Orange County Transportation Authority: Operates public transportation and manages infrastructure for Orange County.
Currently enrolled in an accredited college/university; strong analytical, research, communication skills; proficiency with Microsoft Office; ability to support department projects and reports.
Microsoft Office
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3mo
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SAP iXp Summer Intern - Business AI Research [Newport Beach, CA] (Newport Beach, CA, US, 92660)
Newport Beach, California, United States
$26-$47/yr OnsiteFull Time
SAP
SAPFrankfurt Stock Exchange: SAP: Sells enterprise resource planning and business management software solutions.
Pursuing or recently completed CS-related degree; enrolled or recent graduate; strong interest in AI/ML; eager to learn; English fluency.
Python, Machine Learning, Natural Language Processing, TensorFlow, PyTorch
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2mo
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Data Engineering Intern, AI & Analytics - Fall 2026
Palo Alto or Irvine
$45-$51/hr OnsiteInternship, Full Time
Rivian and Volkswagen Group Technologies
Rivian and Volkswagen Group Technologies: A joint venture developing software-defined vehicle technology and AI-driven connectivity solutions.
Currently pursuing an MS or PhD in CS/ML/EE or related field; strong Python skills, experience with PyTorch or TensorFlow, solid ML/deep learning and reinforcement learning fundamentals, and familiarity with multimodal/foundation models.
Python, PyTorch, TensorFlow, Cursor
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2mo
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Chemistry Co-Op Student Intern – Chemistry Compliance Team #705072323
Pomona, California, United States
$20/hr OnsiteInternship
Cal Poly Pomona Foundation
Cal Poly Pomona Foundation: Auxiliary organization providing support services for Cal Poly Pomona.
Currently enrolled in a 4-year Chemistry/Environmental Sciences or related science program; min GPA 2.5; sophomore or junior with ~2 years to graduation.
LIMS, Windows, Laboratory equipment, Chemistry techniques
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1mo
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Clinical Project Coordinator (HYBRID)
Cerritos, California, United States
$24-$31/hr HybridFull Time
InBody
InBodyKOSDAQ: 041830: Designs and manufactures body composition analyzers and medical diagnostic tools.
2+ YOE2+ years clinical research/operations experience; background in life/health sciences; strong communication, organization, and follow-up skills; detail-oriented; must complete internal product certification; travel up to 20%.
WedgeHR
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4d
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Summer 2027 Legal Internship Program
San Clemente, California, United States
$8k/yr RemoteInternship
Surfrider Foundation
Surfrider Foundation: Protects and preserves oceans, waves, and beaches through activism.
Current U.S. law student (completed 2L before internship), strong legal research and writing, ability to work remotely, interest in environmental/coastal and nonprofit law.
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