52 junior system administrator jobs at 37 companies in Oxnard, CA

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System Administrator
Port Hueneme, California, United States
OnsiteFull Time
SAIC
SAICNASDAQ: SAIC: Provides government and defense clients with technology and engineering services.
0+ YOEBachelor's or equivalent experience, DoD 8570 baseline certification (Security+), IAT Level II (or obtain within 6 months), Secret clearance, Linux/Windows Server, SolarWinds, VMware/ESXi experience, systems administration/cybersecurity experience.
Linux, SolarWinds, Windows Server, Active Directory, Group Policy, VMware, ESXi
1w
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System Administrator I
Goleta, California, United States
$75k-$85k/yr OnsiteFull Time
Atomica
Atomica: Operates the largest MEMS foundry in the United States
2+ YOE2+ years IT systems support experience, Microsoft 365 administration, desktop (Windows/Linux/macOS), Active Directory, DELL/HP/Cisco hardware, documentation skills, customer-focused communication; PowerShell and cloud exposure preferred.
Microsoft 365, Windows, Linux, macOS, Active Directory, DELL, HP, Cisco, Microsoft PowerPoint, Microsoft Visio, Microsoft Word, Microsoft Excel, PowerShell, CRM, ERP, MES
1w
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System Administrator
Port Hueneme, California, United States
$40k-$80k/yr OnsiteFull Time
SAIC
SAICNYSE: SAIC: Provides engineering, IT, and mission support services to government.
0+ YOEBachelor's or 4 yrs experience in lieu; DoD 8570 baseline (Security+) and IAT Level II; Linux, Windows Server, Active Directory, VMware/ESXi, SolarWinds experience; Secret clearance; ability to support deployable C4I systems.
Linux, SolarWinds, Windows Server, Active Directory, Group Policy, VMware, ESXi
2w
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IT System Administrator
Los Angeles or El Segundo or Hawthorne
$80k-$100k/yr OnsiteFull Time
Freeform
Freeform: Deploys autonomous AI-powered metal 3D printing factories.
1+ YOE1+ years system administration experience with on-prem infrastructure, Windows/Linux administration, Active Directory/Azure AD, endpoint management (Intune,GPO), networking, AV support, lifting ability, and security-first mindset.
Kubernetes (k8s), Ansible, PowerShell DSC, AWS, Azure, GCP, Grafana, Prometheus, Python, Bash, PowerShell, Siemens Teamcenter, MATLAB, Visual Studio, Active Directory, Azure AD / Entra ID, Microsoft Intune, Group Policy (GPOs), SAN
1mo
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System Administrator (System Administrator, willing to consider all levels)
Goleta, California, United States
$85k-$145k/yr HybridFull Time
Redwire
RedwireNYSE: RDW: Manufactures infrastructure and hardware components for diverse space missions.
2+ YOEProvide IT support and systems administration in a hybrid Active Directory/Azure AD environment; desktop, server, network troubleshooting; must have or obtain CompTIA Security+ within 90 days; 2+ years IT experience or equivalent.
Microsoft Office 365, Microsoft Azure Active Directory, Microsoft Active Directory, Windows Server, Windows 10, Windows 11, macOS, Linux, VLAN, Zero Trust Architecture, 802.1x, Microsoft Teams
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Sr. Windows System Administrator
Goleta, California, United States
$76k-$144k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
2+ YOEActive transferable DoD Secret clearance and U.S. citizenship required; typically 2+ years Windows/Linux systems administration; knowledge of AD, DNS, DHCP, backup/disaster recovery; must obtain DoDD 8140/8570 (CompTIA Security+ CE or equivalent) within 6 months.
RedHat Enterprise Linux, Microsoft Windows, Microsoft Active Directory, DNS, DHCP, MDT, WSUS, MECM, Windows 10, Windows 11, Horizon, MatLab, Green Hills, Doors, Subversion, AWS, Azure
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Network Systems Administrator
El Segundo, California, United States
$71k-$119k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
1+ YOEProvide day-to-day administration of secure Windows networks for classified environments; maintain servers, firewalls, backups, and support customers. Must hold TS/SCI and meet DoD IAT II certification requirements.
Microsoft Windows Server, Microsoft Exchange Server
2d
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IT Support Specialist
Sherman Oaks, California, United States
OnsiteFull Time
Oxford Road
Oxford Road: Audio and creator-based performance advertising agency.
5+ YOE5+ years IT systems administration experience, hands-on MDM/EMM and identity management (SSO/MFA), SaaS administration (Salesforce,Qlik,Tableau), security and incident response, and experience managing junior IT staff.
Jamf, Intune, Okta, Azure AD, Google Workspace, Salesforce, Qlik, Tableau
3d
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ADMINISTRATIVE ASSISTANT (PART TIME)
Santa Monica, California, United States
$27/hr OnsitePart Time
Compass Group
Compass GroupLondon Stock Exchange: CPG: Provides contract food and support services globally.
1+ YOEOne year administrative experience; perform clerical functions, maintain confidential files, process invoices, reconcile deposits, and enter sales using computer systems.
3w
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Temporary Talent Pool (Malibu, Calabasas, West Los Angeles, Irvine)
Malibu or Calabasas or Los Angeles or Irvine
$18-$23/hr OnsiteTemporary
Pepperdine University
Pepperdine University: Private research university offering undergraduate and graduate degree programs
Experience in administrative or customer-facing support, strong communication and organizational skills, ability to learn systems quickly, and support for the university's Christian mission.
3d
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Front Office Administrative Support - Behavioral Health Associates, Santa Monica
Santa Monica, California, United States
$26-$37/hr OnsiteFull Time
UCLA Health
UCLA Health: Provides comprehensive hospital services and academic medical research.
Provide administrative and patient care support, coordinate patient flow and appointments, communicate with providers and staff, prioritize tasks, and use scheduling systems; Word/Excel/Email and insurance/medical terminology knowledge preferred.
Microsoft Word, Microsoft Excel, Email
1w
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Aviation Safety Assistant (Office Automation)
San Juan or Salt Lake City or Herndon or Richmond or Renton or Spokane or Charleston or Milwaukee or Casper or Vestavia Hills or Anchorage or Fairbanks or Juneau or Scottsdale or Little Rock or Alameda or Fresno or Lawndale or Long Beach or Riverside or Sacramento or San Diego or San Jose or Van Nuys or Denver or Enfield or Miramar or Orlando or Tampa or Hapeville or Honolulu or Boise or Des Plaines or Springfield or West Chicago or Plainfield or Ankeny or Wichita or Louisville or Baton Rouge or Portland or Glen Burnie or Burlington or Belleville or Grand Rapids or Minneapolis or Jackson or Kansas City or Saint Ann or Helena or Lincoln or Las Vegas or Reno or Saddle Brook or Albuquerque or Farmingdale or Garden City or Latham or Rochester or Charlotte or Greensboro or Fargo or Cincinnati or Columbus or North Olmsted or Oklahoma City or Hillsboro or Allentown or New Cumberland or Philadelphia or Pittsburgh or West Columbia or Rapid City or Memphis or Nashville or Houston or Irving or Lubbock or San Antonio
$39k-$56k/yr OnsiteFull Time
Federal Aviation Administration
Federal Aviation Administration: Regulates civil aviation and manages national air traffic systems.
1+ YOEProvide administrative and semi-technical support in a Flight Standards field office, prepare and review reports, maintain files, assist applicants and the public, and use FAA automation systems.
SAS, Enhanced Flight Standards Automated System (eFSAS)
2w
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Work Experience Trainee-Office
Los Angeles, California, United States
$18/hr OnsiteSeasonal
Goodwill Southern California: Transforms donated goods into job training and placement services.
Pre-qualification for Goodwill SoCal work experience program required. Role introduces administrative skills including phones, data entry, filing, mail handling and office systems; reasonable accommodations available.
1w
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Academic Personnel Coordinator
Santa Barbara, California, United States
$29-$31/hr HybridFull Time
University of California
University of California: Operates public universities, research centers, and medical systems.
High school diploma required; ability to apply complex academic personnel policies, perform recruitment and payroll tasks, communicate in writing and verbally, analyze issues, research procedures, and use computer systems. Bachelor's degree and 1-3 years administrative experience preferred.
UCPath
4d
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Student Administrative Support Assistant II - Administration
Northridge, California, United States
$19-$21/hr OnsitePart Time
University Student Union
University Student Union: Provides facilities, recreation, and support services for university students.
Currently enrolled CSUN student; experience with budget tracking, office systems, and Microsoft Word/Excel/PowerPoint; strong communication, organization, and customer service skills.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Internet
1w
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STUDENT ENROLLMENT AND DATA SPECIALIST
Inglewood or California
$4k-$5k/mo OnsiteFull Time
Inglewood Unified School District
Inglewood Unified School District: Public school district serving students in Inglewood, California.
2+ YOE2 years clerical/technical experience with SIS, attendance systems, or student records; high school diploma; proficiency with student information systems and data reporting; valid California driver\u0019s license required.
SIS, Aeries
3w
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Credentialing Specialist
Los Angeles, California, United States
OnsiteFull Time
AIDS Healthcare Foundation
AIDS Healthcare Foundation: Global nonprofit providing HIV/AIDS medical care and advocacy services.
Perform detailed credentialing and verification of providers and facilities, accurate data entry across systems, and thorough fact-checking.
2w
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Referral Coordinator
Ventura, California, United States
$23-$25/hr OnsiteFull Time
Rancho Family Medical Group
Rancho Family Medical Group: Provides comprehensive primary care and specialized medical services for families.
1+ YOECoordinate and process patient referrals and authorizations, verify insurance, maintain records, communicate with patients/providers, and use EMR and coding systems.
Electronic Medical Records (EMR), Microsoft Office, ICD-10, CPT
2mo
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Receptionist - State Farm Agent Team Member
El Segundo, California, United States
$30k-$40k/yr OnsiteFull Time
Fenton Sanger State Farm Agency
Fenton Sanger State Farm Agency: Independent insurance agency providing auto, home, and life insurance.
Excellent communication, customer service, team-oriented, detail-focused, and able to learn computer systems; thrives in a fast-paced environment.
1mo
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Title Clerk
Beverly Hills, California, United States
$29-$35/hr OnsiteFull Time
Mercedes-Benz of Beverly Hills
Mercedes-Benz of Beverly Hills: Automotive dealership selling new and used Mercedes-Benz vehicles.
Experience with vehicle title/registration and DMV processes preferred; strong attention to detail, organizational and communication skills; proficiency with dealership management systems and Microsoft Office.
Microsoft Office, dealership management systems

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