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91 support intern jobs at 68 companies in Temecula, CA

1mo
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Intern
Ontario, California, United States
RemoteInternship
Falcon Wealth Planning
Falcon Wealth Planning: Fee-only firm providing comprehensive financial planning and investment management.
Seeking a professional, detail-oriented, eager-to-learn intern to support Operations, Financial Planning, Client Service, Marketing, Business Development, Compliance, and Administration.
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2d
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Pharmacy Intern
Fontana, California, United States
$23-$28/hr OnsitePart Time
CVS Health
CVS HealthNYSE: CVS: Provides retail pharmacy, health insurance, and pharmacy benefit management services.
1+ YOEEnrolled in ACPE-accredited pharmacy school, must possess or be obtaining valid intern or technician licensure; able to complete training, provide patient care support, and follow SOPs.
Outlook, Microsoft Excel, Word, PowerPoint
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3mo
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INTERN - P/T
Newport Beach, California, United States
$22/hr OnsitePart Time
City of Newport Beach
City of Newport Beach: Provides municipal services and governance for the Newport Beach community.
High school graduation or equivalent; current enrollment in a degree program; valid California driver's license may be required.
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1mo
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Intern - Graduate Business
Poway, California, United States
$38k-$57k/yr OnsitePart Time, Internship
General Atomics
General Atomics: Develops advanced technology systems for defense and nuclear energy.
Active enrollment as a graduate student in business/data analytics, proficiency with Excel, Power BI, Power Query and DAX, strong analytical and communication skills, 3.0 GPA preferred.
Microsoft Excel, Power BI, Power Query, DAX
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1w
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Intern (Administration)
Chino, California, United States
$21/hr OnsiteMultiple Commitments Available
Inland Empire Utilities Agency
Inland Empire Utilities Agency: Provides regional wastewater treatment and wholesale water distribution services.
Must be enrolled in or graduated from undergraduate/graduate studies in a related field, possess a valid Class C California driver, strong computer skills (Word, Excel, PowerPoint), and excellent communication and analytical ability.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Access, Microsoft Outlook
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2w
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Administrative Intern/Senior Administrative Intern (Part-Time)
Santa Ana, California, United States
$19-$21/hr OnsitePart Time, Internship
City of Santa Ana
City of Santa Ana: Provides essential public services and infrastructure to Santa Ana residents.
Undergraduate enrollment with 2.5+ GPA, strong Microsoft Office skills (Excel/Word/PowerPoint), ability to work up to 19 hours/week (may include weekends), some assignments may require a California Class C driver license and background check.
Microsoft Excel, Microsoft Word, Microsoft PowerPoint, Microsoft Office, Laserfiche, OneMeeting, Civic Rec, Adobe
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1mo
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TSN Intern Support Provider for the 2026-2028 (Internal Posting) #8753.00
San Bernardino, California, United States
$2k/mo OnsitePart Time
San Bernardino County Superintendent of Schools
San Bernardino County Superintendent of Schools: Provides educational leadership and support services to school districts.
3+ YOECurrent SBCSS tenured contract teacher; completed 3 years of recent full-time instructional experience; valid California Clear Education Specialist or Clear General Education credential.
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5d
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Intern (Strategic Development) - Fall 2026
Orange, California, United States
$48k-$65k/yr OnsiteInternship
CalOptima Health
CalOptima Health: Provides public health insurance for Orange County residents.
Enrollment in a 2- or 4-year college program plus high school diploma or equivalent; ability to manage projects, perform research and analysis, communicate clearly, and work flexible hours.
Microsoft Word, Microsoft Outlook, Microsoft Excel, Microsoft PowerPoint
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2d
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IT Intern
Carlsbad, California, United States
$19-$22/hr OnsiteInternship
City of Carlsbad
City of Carlsbad: Municipal government providing public services and programs for Carlsbad residents.
Currently enrolled or recent graduate in IT/CS/Business Analytics; interest in process improvement, data analysis, and systems support; familiar with reporting tools; strong communication and problem-solving skills.
Enterprise Asset Management (EAM), Enterprise Permitting and Licensing, Citizen Request App, Fleet Management, Tableau, SSRS, Crystal Reports, GIS
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4d
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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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1mo
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Pharmacy Intern
La Quinta or Bermuda Dunes or Cathedral City
$18-$31/hr OnsiteFull Time, Internship
Walgreens
Walgreens: Retail pharmacy providing prescriptions and health and wellness products.
Must be enrolled in a school of pharmacy, fluent in English, willing to work flexible schedule including evenings and weekends; learn pharmacy operations, assist pharmacist, process prescriptions and support patient care.
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1mo
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EHS Intern
Irvine or United States or London
$20-$25/hr OnsiteFull Time
BSI
BSI: Sets international business standards and provides certification and training.
Working toward a bachelor's in science or engineering (or equivalent experience). Supports EHS projects including assessments, audits, ISO 14001/45001, industrial hygiene, regulatory compliance, and training; strong communication and data recording skills.
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1mo
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Intern, Accounting
Aliso Viejo, California, United States
$21-$34/hr OnsiteInternship
MicroVention
MicroVention: Manufacturer of neurovascular medical devices for stroke treatment.
Pursuing accounting/finance/business degree, intermediate/advanced Excel, GL knowledge, accuracy with large data sets, and ability to work independently; internship tasks include reconciliations, audit support, AP/AR assistance, and ERP work.
Microsoft Excel, SAP, JDE
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2mo
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Procurement Intern
Irvine, California, United States
$26-$29/hr OnsiteInternship, Temporary
Shimmick
ShimmickNASDAQ: SHIM: Builds large-scale water and transportation infrastructure projects.
Currently enrolled in a bachelor's program (1+ year completed). Supports procurement activities including RFP preparation, vendor quote review, order tracking, and invoice follow-up. Familiarity with Microsoft Office and basic industry software preferred. Must pass pre-employment substance test.
CADD, HCS, AutoCAD, MicroStation, GIS, Hydrologic/Hydraulic models, Microsoft Office Suite
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5d
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Nonprofit Events and Hospitality Intern
Santa Ana, California, United States
OnsiteInternship
Casa de la Familia
Casa de la Familia: Provides specialized trauma-informed mental health services and crisis intervention.
Undergraduate students seeking internship hours; administrative and event support skills, proficiency with Microsoft Office (Excel and PowerPoint), strong communication, organization, and time-management; able to commit ~10 hrs/week for 6 months.
Microsoft Excel, Microsoft PowerPoint, Microsoft Office
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4w
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Communications Intern (Covina, CA, US, 91724)
Covina or Glendora or West Covina or La Puente or Hacienda Heights or City of Industry or Whittier or La Mirada or La Habra or Buena Park or Los Angeles County or Orange County
$20/hr OnsiteMultiple Commitments Available
Nexus Water Group
Nexus Water Group: Operates regulated water and wastewater utility systems across North America.
Undergraduate student in communications/marketing/PR/English required; support communications, social media, internal/external materials, events, and local travel; available Tuesdays and Thursdays for 16 hrs/week.
Google Analytics
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2w
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Attorney Support FAST Assistant
San Diego, California, United States
$60k-$65k/yr HybridFull Time
Latham & Watkins
Latham & Watkins: Global law firm providing legal counsel to businesses.
High school diploma (bachelor's preferred), prior legal/professional services experience preferred, strong communication, confidentiality, multitasking, calendaring, expense and document management; familiarity with internal systems.
ServiceNow
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1mo
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Transportation Marketing Intern
Irvine or Los Angeles
$22-$26/hr OnsitePart Time, Temporary
HDR
HDR: Global firm providing architecture, engineering, and environmental services.
Currently enrolled undergraduate/graduate student; ~20 hrs/week on-site; attention to detail; strong problem-solving and communication; basic Microsoft Office; CRM and content/graphics support tasks; 2 years of college and 3.0+ GPA preferred.
CRM, Microsoft Office
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1mo
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Youth Service Corps Intern*
Riverside, California, United States
$23/hr OnsitePart Time, Temporary
City of Riverside
City of Riverside: Provides municipal administration, public safety, and utility services to residents.
Must be 16-30 years old and meet at least one program eligibility (e.g., low-income, unemployed, justice-involved). Works 19 hours/week, attends monthly training and job coach meetings; application requires supplemental questionnaire and documents; conditional hire may require background/drug/medical screening.
Microsoft Office, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Python, ArcGIS Pro, ArcGIS Online, ArcGIS Enterprise, GIS, Arcade, AutoCAD
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2w
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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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