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1,899 intern jobs at 845 companies in Westminster, CA

1mo
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Pharmacy Intern
Northridge, California, United States
$24-$31/hr OnsiteInternship, Part Time
CommonSpirit Health
CommonSpirit Health: Operates a national non-profit Catholic health system.
Doctor of Pharmacy graduate or post-graduate intern; active pharmacist intern license required; assist pharmacist with compounding, dispensing, narcotics control, inventory, and clinical/admin functions; Fire Safety certification within 90 days.
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1mo
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Intern to Intern Conversion – Business Functions (All) (Summer 2026 Intern Program)
Everett or Huntsville or Charleston or Tinker Air Force Base or Oklahoma City or Berkeley or Huntington Beach or Hazelwood or Germantown or El Segundo or China Lake or Arlington or Ridley Park or Tukwila or North Charleston or Kennedy Space Center or Fairfax or Houston or Colorado Springs or Chicago or Long Beach or Renton or Saint Louis or Dallas or Seattle or Auburn or Philadelphia or San Antonio or Kent or Mesa
$38k-$64k/yr OnsiteFull Time, Internship
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, satellites, and defense systems.
Must be enrolled in a bachelor's or higher program (graduation on/after Aug 2027), be available full-time for a 10-12 week Summer 2027 internship, and have previously interned with Boeing.
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2mo
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Pharmacy Intern
Woodland Hills, California, United States
$20-$23/hr OnsitePart Time, Contract
CVS Health
CVS HealthNYSE: CVS: Provides retail pharmacy, health insurance, and pharmacy benefit management services.
1+ YOEEnrolled in ACPE-accredited pharmacy program; current intern/technician licensure in process; 1+ year preferred (pharmacy/retail).
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4h
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Research Intern
West Hollywood, California, United States
OnsiteInternship
Cedars-Sinai
Cedars-Sinai: Provides academic medical care, specialized treatment, and biomedical research.
Must be 18+, HS diploma or GED, reside in greater Los Angeles area; interns for academic credit must receive credit; visitors must have sponsoring funding.
Microsoft 365, REDCap, CS-IRB/IACUC systems, Deep6
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2d
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Pharmacist Intern
Covina, California, United States
$24-$26/hr OnsitePart Time
Polaris Pharmacy Services
Polaris Pharmacy Services: Provide pharmacy services to long-term care and correctional facilities
Active pharmacist intern license in state of practice, pharmacy doctorate candidacy preferred, prior pharmacy experience preferred, ability to prepare prescription medications, flexible hours, strong communication, Microsoft Office skills.
Microsoft Word, Microsoft Excel, Microsoft Outlook
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2mo
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Intern
Rancho Dominguez, California, United States
$20-$25/hr OnsiteFull Time
The Brock Group
The Brock Group: Provides specialty craft and maintenance services for industrial facilities.
0+ YOEInternship for construction management/engineering students; organized, detail-oriented; able to learn quickly; supports various project teams.
Microsoft Office, Bluebeam, Primavera, MS Project
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1mo
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Intern
Rancho Cucamonga, California, United States
OnsiteInternship
Hillside Community Church
Hillside Community Church: Religious institution providing worship services and community programming.
Internship providing ministry training and leadership development; plan and execute events, foster community connections; 10–20 hours/week from late Aug 2026 to early May 2027.
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2mo
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Intern
Woodland Hills, California, United States
OnsiteAll Commitments Available
Tarzana Treatment Centers
Tarzana Treatment Centers: Provides integrated substance use and mental health treatment services.
Provides administrative and clerical support; high school diploma or GED; prior experience in chemical dependency or behavioral healthcare setting helpful.
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2w
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Intern
Monrovia, California, United States
$21-$30/hr OnsitePart Time
San Gabriel Valley Council of Governments
San Gabriel Valley Council of Governments: Regional government planning agency serving the San Gabriel Valley.
Currently enrolled or recently graduated college students in related fields; experience with Microsoft Office/Excel; interest or coursework in engineering, project management, procurement, or data analysis; able to lift 25 lbs.
Microsoft Excel, Microsoft Word, Power BI, SharePoint, GIS
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3mo
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Intern
Santa Ana, California, United States
OnsiteMultiple Commitments Available
Fellowship of Christian Athletes
Fellowship of Christian Athletes: Provides Christian ministry and mentorship to athletes and coaches.
Internship for student athletes; unpaid position (may receive a nominal living stipend); summer or semester program; not an employee.
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1mo
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Intern
Pasadena, California, United States
$18-$25/hr OnsitePart Time, Internship
Morgan Stanley
Morgan StanleyNYSE: MS: Provides global investment banking, wealth management, and advisory services.
High school diploma required; pursuing college degree preferred. Must be 18+, internship up to 10 months. Strong communication, teamwork, analytical skills and interest in global wealth management.
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2w
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Intern
Pasadena, California, United States
$60k-$77k/yr OnsitePart Time
UBS
UBSSIX Swiss Exchange: UBSG: Global bank providing wealth management and investment services.
Enrolled in a two- or four-year college; strong academic record and campus involvement; interest in wealth management; analytical, communication and teamwork skills.
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2mo
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PHARMACY/PHARMCST-INTERN
Hollywood, California, United States
OnsitePart Time
The Kroger Co.
The Kroger Co.NYSE: KR: Operates supermarkets, pharmacies, and jewelry stores across America.
Actively enrolled in a US school of pharmacy; holds a current state Pharmacy Intern license.
pharmacy computer system
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1mo
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Pharmacy Intern
Northridge, California, United States
OnsiteFull Time
CommonSpirit Health
CommonSpirit Health: Large non-profit healthcare system providing hospital and medical services.
Graduate PharmD required; active pharmacist or pharmacist intern license in state of work; ability to assist pharmacist with medication preparation, compounding, controlled substance management, inventory, and customer communication; Fire Safety Cert within 90 days.
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2mo
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HR Intern - US
Los Angeles, California, United States
$18/hr OnsiteInternship
Pixi
Pixi: Develops and sells botanically-infused skincare and makeup products.
0+ YOEEntry-level HR intern pursuing Bachelor's in Business/HR; strong communication, organized, team player with problem-solving ability.
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2mo
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Counselor Intern Fall 2026
Fullerton, California, United States
OnsiteFull Time
Fullerton Joint Union High School District
Fullerton Joint Union High School District: Operates public high schools and secondary education programs.
University letter indicating eligibility for Counseling intern experience
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1mo
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BY REFERRAL ONLY - INTERN 2026-2027
San Bernardino, California, United States
OnsitePart Time, Internship
San Bernardino County Superintendent of Schools
San Bernardino County Superintendent of Schools: Provides educational leadership and support services to school districts.
Internal candidates only; invitation from SBCSS HR required. Part-time internship for the 2026-2027 year (120 days).
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1mo
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Pharmacy Intern - Weekends
Los Angeles, California, United States
$37/hr OnsiteTemporary
UCLA Health
UCLA Health: Provides comprehensive hospital services and academic medical research.
Enrollment in PharmD program and CA pharmacy intern license required; ability to perform pharmaceutical calculations, prepare IV/chemotherapy sterile compounding, computer order entry, and lift/push up to 50 lbs. 2 years inpatient experience preferred.
Pyxis medstations
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3mo
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Intern - Engineering
Irvine, California, United States
$19-$22/hr OnsiteInternship, Part Time
Transportation Corridor Agencies
Transportation Corridor Agencies: Operates and maintains public toll roads in Orange County.
0+ YOEJunior/senior undergrad or graduate student in civil/transportation/environmental engineering; GPA 2.5+; strong MS Office; basic reading of drawings; eager to learn; no prior experience required.
Microsoft Office, AutoCAD, GIS
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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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