17 security intern jobs at 12 companies in Murrieta, CA

2mo
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Senior Security Engineer
Milpitas or Irvine
$131k-$218k/yr HybridFull Time
Sandisk
SandiskNasdaq: SNDK: Designs and manufactures flash memory and data storage products.
5+ YOE5–10+ years in security engineering; SOC tooling ownership; strong scripting (PowerShell, Python); Windows/Linux internals; malware analysis; MITRE ATT&CK knowledge.
EDR/XDR, CrowdStrike, Microsoft Defender for Endpoint, SentinelOne, PowerShell, Python, Windows, Linux
1mo
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Intern to Entry Level Conversion – Business Functions (All) (Summer 2026 Intern Program)
Everett or Saint Charles or Portland or Charleston or Oklahoma City or Berkeley or Miami 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 Dallas or Seattle or Auburn or Philadelphia or San Antonio or Kent or Mesa
$50k-$174k/yr HybridFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, satellites, and defense systems.
Enrolled college student with graduation before August 2027; previous Boeing internship required. US Person required; some roles may require ability to obtain security clearance. Employer will not sponsor visas.
2w
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Director, Global Health, Safety & Security
Carlsbad, California, United States
$173k-$222k/yr OnsiteFull Time
Vuori
Vuori: Designs and sells performance athletic and lifestyle apparel.
12+ YOE12+ years in health & safety, security, or risk management; global/multi-site leadership; OSHA and international regulatory knowledge; workers' compensation and crisis management experience; data-driven and strategic.
2w
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Information Technology Intern - OC Sheriff's Department (Unpaid Intern)
Santa Ana, California, United States
OnsiteInternship
County of Orange
County of Orange: Provides essential public services to Orange County residents.
Currently enrolled or recent graduate in computer science/IT-related field; ability to support desktop, network, security, and application projects; must submit cover letter, resume, and unofficial transcripts.
1mo
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Technical Ship Rider-SkillBridge Intern
Fallon or Lemoore or Norfolk or North Island or Whidbey Island or Miramar or Marlton
FieldFull Time, Internship
V2X
V2XNYSE: VVX: Provides logistics, facility management, and mission support services.
6+ YOEBachelor's in CS/Information Systems or equivalent experience; Security+ CE required; minimum 6 years IT experience; active Secret clearance (TS/SCI eligible); U.S. citizenship; must obtain DoD 8570.01 certification within 3 months; must pass USN medical screening and lift 100 lbs.
NavMPS, JMPS, CANES, Microsoft Office Suite, Microsoft Excel, Microsoft Outlook, Microsoft SharePoint
2w
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Legal Counsel - US Government or International Contracts
Washington or Costa Mesa or Ashville or Reston
$191k-$253k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
4+ years handling US or international government contracts, strong federal procurement knowledge, licensed to practice in CA/DC/OH/VA, US Person, strong writing and stakeholder skills, ability to obtain/maintain security clearance.
3d
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Loss Prevention Clerk
San Juan Capistrano, California, United States
OnsiteFull Time
Costco Wholesale
Costco WholesaleNASDAQ: COST: Operates membership-only warehouse clubs selling a variety of goods.
Monitoring warehouse safety and security, investigating internal and external theft, preparing reports, entering cases into Nettrack, detaining suspects, operating equipment, and providing member service.
Nettrack
1w
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Credit Analyst
Newport Beach, California, United States
$22-$26/hr OnsiteFull Time
United Auto Credit Corporation
United Auto Credit CorporationNASDAQ: VRM: Provides non-prime automotive financing and loan servicing solutions.
Review and underwrite dealer loan applications, secure contracts, restructure non-prime deals, and communicate with dealerships and internal teams. Bachelor's preferred; consumer auto finance experience preferred.
Microsoft Office, Google G Suite, Teams
3d
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Loss Prevention Clerk
Fountain Valley, California, United States
OnsiteFull Time
Costco Wholesale
Costco WholesaleNASDAQ: COST: Operates membership-only warehouse clubs selling a variety of goods.
Monitoring warehouse safety and security, investigating internal and external theft, detaining and interviewing suspects, preparing investigation reports, using case management system Nettrack, and operating warehouse equipment.
Nettrack
3d
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Loss Prevention Clerk
Eastvale, California, United States
OnsiteFull Time
Costco Wholesale
Costco WholesaleNASDAQ: COST: Operates membership-only warehouse clubs selling a variety of goods.
Monitor warehouse safety and security, investigate internal and external theft, detain and interview suspects, prepare investigation reports and maintain evidence, operate vehicles/equipment, walk up to 8 hours, enter cases into Nettrack.
Nettrack
1w
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Main Bank - Cashier
Cabazon, California, United States
OnsiteFull Time
Morongo Casino Resort & Spa
Morongo Casino Resort & Spa: Operates a large-scale casino, hotel, and entertainment resort.
2+ YOEStrong cash-handling and reconciliation skills, 2+ years cash-handling experience in high-security environment, knowledge of internal controls, 10-key and cash-counter experience, gaming license/background check required.
10-key calculator, cash counters, financial systems, computers
1mo
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Senior Advancement Officer
Claremont, California, United States
$125k-$140k/yr OnsiteFull Time
The Webb Schools
The Webb Schools: Private college preparatory boarding and day school for secondary students.
5+ YOEBachelor's degree and 5+ years progressive fundraising experience required; proven success securing five- and six-figure gifts; major gift portfolio management, frequent domestic/international travel, CRM proficiency (Raiser's Edge).
Raiser's Edge
2w
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Senior Program Manager, People Operations
Costa Mesa, California, United States
$129k-$171k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
7+ YOE7+ years in HR/payroll internal controls and ITGC with enterprise HCM implementation experience (Workday/ADP); program management, audit readiness, security controls, and multistate payroll knowledge; bachelor’s degree; U.S. Person required.
Workday, ADP, Lattice OS, SOC 2, ISO 27001
3d
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Loss Prevention Clerk
Highland, California, United States
OnsiteFull Time
Costco
CostcoNASDAQ: COST: Operates a global chain of membership-only warehouse clubs.
Monitoring warehouse safety and security, investigating internal and external theft, preparing reports, operating vehicles/equipment, entering cases into Nettrack, and providing high level member service. Open availability and proof of US work authorization required.
Nettrack
1mo
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Academic Success & Undergraduate Advising (ASUA), Student Success Studio (S3) Mentor - Student Assistant, Palm Desert Campus
Palm Desert or San Bernardino or California
$17/hr OnsiteMultiple Commitments Available
California State University
California State University: Public university system providing higher education and academic research.
Must be an admitted/registered CSU student, maintain minimum 2.0 GPA, enrolled at least half-time (international students full-time), eligible to work in the U.S., provide Social Security card, and be able to communicate and follow instructions. Preferred: 2.5+ GPA and Microsoft Office proficiency.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint
1mo
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International Education, International Admissions - Federal Work Study Student Assistant
San Bernardino, California, United States
$17/hr OnsiteMultiple Commitments Available
California State University
California State University: Public university system providing higher education and academic research.
Must be an admitted CSU student, complete FAFSA and have federal work-study eligibility, maintain 2.0+ GPA, be enrolled at least half-time, eligible to work in the U.S., and provide a Social Security card.
Microsoft Word, Microsoft PowerPoint, Microsoft Excel, Facebook, Instagram
3w
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College Financial Representative, Internship Program
Ontario, California, United States
$500-$1k/yr OnsiteIntern
Northwestern Mutual
Northwestern Mutual: Provides life insurance, wealth management, and financial planning services.
Full-time college student (juniors/seniors preferred), entrepreneurial and sales interest, campus involvement, strong time-management and communication, eligibility for insurance and securities registrations.