38 associate system administrator jobs at 35 companies in Lake Forest, CA

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Volunteer Management System Administrator
Rancho Palos Verdes, California, United States
$29-$30/hr OnsitePart Time
The Salvation Army
The Salvation Army: Provides social assistance and religious ministry to global communities.
2+ YOEHigh school diploma required; associate or bachelor's degree preferred. Requires 2+ years of administrative, operations, customer support, or systems support experience and Microsoft Office proficiency.
Golden, Microsoft Office, Microsoft Word, Microsoft Excel, Microsoft Outlook, Information Technology (IT)
3mo
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IT System Administrator
Commerce, California, United States
$55k-$59k/yr OnsiteFull Time
JWCH Institute
JWCH Institute: Provides medical care and social services to underserved populations.
3+ YOE3+ years Windows server administration; associate degree or equivalent experience; strong AD, EHR, and IT infrastructure skills.
Windows Server, Active Directory, Office 365, NextGen EHR, EDR, Care Sentry, Welligent, Casewatch, antivirus, backup, monitoring
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Site IT System Administrator
Chino, California, United States
$80k-$105k/yr HybridFull Time
Luna Innovations
Luna InnovationsOTC Markets: LUNA: Develops advanced fiber-optic sensing and optical testing solutions.
3+ YOERequires 3+ years in IT support or systems administration, Windows, Active Directory, networking, Windows Server, virtualization, asset and vendor management, and an associate-level IT education or equivalent experience.
Active Directory, Microsoft Entra ID, Windows Server, Microsoft 365, Microsoft Azure, VMware, Hyper-V, Microsoft Office, DNS, DHCP, VPN, Intune, SonicWall, CompTIA A+, CompTIA Network+, CompTIA Security+
1mo
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WMS (Warehouse Management System) Administrator
Perris, California, United States
$70k-$90k/yr OnsiteFull Time
American Exchange Group
American Exchange Group: Designs and distributes fashion accessories, footwear, and beauty products.
3+ YOE3+ years WMS administration or related IT/logistics experience; experience with Deposco or Manhattan Associates WMS preferred; SQL, data management, system integration skills; communication and problem-solving; bachelor’s degree preferred.
Deposco, Manhattan Associates WMS, SQL
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Network Administrator
Carson, California, United States
OnsiteFull Time
Custom Goods
Custom Goods: Third-party logistics provider serving business customers with warehousing, transportation, fulfillment, freight forwarding, and customs examination services.
5+ YOEAssociate or bachelor's degree in IT, computer science, or related field or equivalent experience; 5+ years of network/system administration; networking, Windows Server, Active Directory, security, and warehouse technology experience.
Palo Alto, Aruba, Cisco, Extreme Networks, Microsoft Active Directory, Microsoft Windows Server, WMS, TMS, VOIP, CCTV, SOC 2, CTPAT, IDS, Honeywell, Zebra, Avigilon, Digital Watchdog, Honeywell WinPak, DHCP, DNS, VPN
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Document Control Administrator
San Clemente, California, United States
$30-$40/hr OnsiteFull Time
XLR8 EMS
XLR8 EMS: Precision PCBA manufacturing with unmatched speed, quality, and flexibility.
2+ YOEHigh school diploma required; associate or bachelor's preferred. Requires 2+ years of manufacturing document control experience, advanced Microsoft Word and Adobe Acrobat proficiency, and quality-system familiarity.
Microsoft Word, Adobe Acrobat
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Data Security Administrator
Commerce or Los Angeles
$89k-$111k/yr HybridFull Time
AltaMed
AltaMed: Provides comprehensive healthcare services to underserved Southern California communities.
2+ YOEBachelor's degree in computer science, IT, cybersecurity, or related field; associate degree may qualify with experience. Requires 2–4 years in IT security or systems administration.
1mo
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Associate Registrar (Administrator I), Office of the Registrar
San Bernardino, California, United States
$4k-$12k/mo OnsiteFull Time
California State University
California State University: Public university system providing higher education and academic research.
4+ YOEBachelor's degree plus four years related experience; advanced knowledge of administrative policies, systems analysis, and PeopleSoft; supervisory and analytical skills required.
PeopleSoft Campus Solutions, PeopleSoft Student Records, PeopleSoft Enrollment
3mo
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Senior Property and Logistics Administrator
Pasadena, California, United States
OnsiteFull Time
Caltech
Caltech: Provides university-level education and scientific research services.
4+ YOEAssociate degree or equivalent; 4 years experience; PM/asset systems; English; driver license; ability to lift 50 lbs; on-site in Pasadena.
Techmart, FRS, FAMIS, PCS, DCC, ICS, FSR
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Systems Administrator
West Covina, California, United States
$53-$70/hr HybridFull Time
Options for Learning
Options for Learning: Providing child care and early learning programs for families.
5+ YOEAssociate degree or equivalent experience and 5+ years administering enterprise technology environments. Requires Microsoft cloud, identity, endpoint, networking, recovery, scripting, security, troubleshooting, and California driver’s license.
Microsoft 365, Microsoft Exchange Online, Microsoft SharePoint Online, Microsoft OneDrive, Microsoft Teams, Microsoft Azure, PowerShell, Microsoft Entra ID, Microsoft Intune
3w
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Sales Administrator – Embedded Computer Industry
City of Industry, California, United States
OnsiteFull Time
Axiomtek
AxiomtekTaipei Exchange: 3088: Designs and manufactures industrial computers and embedded systems.
1+ YOE1–3 years of related sales support or customer service experience preferred, with strong organization and communication skills. Associate degree preferred; proficiency with Microsoft Office, CRM, and ERP systems.
Microsoft Outlook, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Salesforce, SAP
2mo
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Campus Development Team Associate
Lake Forest, California, United States
$19-$20/hr OnsitePart Time
Saddleback Church
Saddleback Church: Provides religious worship, community outreach, and spiritual education services.
2+ YOE2–3 years administrative or office support experience, scheduling and event coordination, associate or bachelor\u0002s preferred, familiarity with Google tools and church systems, strong organizational and communication skills, and commitment to the organization's theological beliefs.
Gmail, Google Spreadsheets, Google Docs, The Rock
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Mailroom Associate
Irvine, California, United States
$19/hr OnsiteFull Time
Tax Relief Advocates
Tax Relief Advocates: Resolves personal and business tax debt issues with the IRS.
Entry-level role requiring 45 WPM typing speed, computer skills, clear communication, adaptability, dependability, attention to detail, and the ability to learn software and systems quickly.
1mo
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Registration Associate - Full time - 3:00PM - 11:30AM - Patient Access - Marina del Rey Hospital
Marina Del Rey, California, United States
$24/hr OnsiteFull Time
Cedars-Sinai
Cedars-Sinai: Provides academic medical care, specialized treatment, and biomedical research.
1+ YOEPerforms patient admissions and registration, insurance verification, demographic and financial entry in ADT systems, and collects patient payments. Requires 1 year customer service experience (healthcare preferred) and high school diploma/GED preferred.
ADT system, DDE
2w
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Associate Community Manager, HOA
Los Angeles or West Hollywood or Utah or Texas
$30/hr OnsiteFull Time
PMP Management
PMP Management: Manages homeowners associations and residential communities in the US.
1+ YOE1–2 years of administrative experience; strong customer service, writing, communication, organization, problem-solving, and computer skills; proficiency with Microsoft Office and property management systems; ability to lift up to 50 pounds.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint
2d
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TENx10 Partnerships Administrative Assistant
Pasadena or United States
$20-$24/hr RemoteFull Time
Fuller Theological Seminary
Fuller Theological Seminary: Private graduate school providing theological and psychological education.
3+ YOEAssociate's or bachelor's degree preferred or equivalent experience; 3+ years in administration, operations, executive support, or related work. Requires organization, communication, discretion, and proficiency with Google Workspace and business systems.
Google Workspace, CRM, Monday.com
2w
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Administrative Coordinator, Systems Medicine & Precision Prevention Hub
Torrance, California, United States
$29-$31/hr OnsiteFull Time
The Lundquist Institute
The Lundquist Institute: Conducts independent biomedical research and clinical trials for healthcare.
2+ YOEHigh school diploma required; associate degree or administrative training preferred. Requires 2–4 years of administrative experience, MS Office proficiency, organization, communication, confidentiality, and research administration familiarity.
Microsoft Office, Paycom
2w
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Site SA Assistant
Los Angeles, California, United States
OnsiteFull Time
Empower AI
Empower AI: Providing AI-enabled technology solutions for federal government agencies.
2+ YOERequires 2+ years of experience, an associate's degree or equivalent, Secret clearance, and ability to install, monitor, troubleshoot, document, and maintain IT hardware and systems.
Active Directory (AD), System Center Configuration Manager, Post Administration Tool, Travel Document Issuance System, Passport Records Imaging System Management, Automated Cash Register System, vSphere Installation Bundles (VIBs), Oracle, SQL, ServiceNow
2d
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Lead Bin Runner
San Diego or Los Angeles County
OnsiteFull Time
Hope The Mission
Hope The Mission: Provides housing and essential services to people experiencing homelessness.
2+ YOEAssociate's degree or equivalent experience preferred; minimum 2 years of administrative experience, leadership support, Microsoft Office and Google Workspace proficiency, data systems experience, and financial documentation skills.
Microsoft Office Suite, Google Workspace, HMIS, Microsoft Excel, Uber
1d
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Facilities & IT Operations Coordinator (PCN 367)
Los Angeles, California, United States
$29-$33/hr OnsiteFull Time
Jewish Family Service of Los Angeles
Jewish Family Service of Los Angeles: Provides social services, mental health care, and food assistance.
5+ YOEAssociate degree preferred or equivalent experience, 5+ years administrative support experience, Microsoft Office 365 proficiency, strong organization and communication skills, and experience with facilities, operations, IT, vendors, or ticketing systems preferred.
Microsoft Office 365, Microsoft Outlook, Microsoft Word, Microsoft Excel, Microsoft Teams, Microsoft PowerPoint

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