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98 systems administrator jobs at 70 companies in Hesperia, CA

1d
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Systems Administrator
Brea, California, United States
$85k-$120k/yr OnsiteFull Time
Air Treatment Corporation
Air Treatment Corporation: Sells and services commercial HVAC and refrigeration systems.
Bachelor's degree or equivalent experience, systems administration experience, Windows Server, Hyper-V, networking, security, cloud platforms, scripting, Active Directory, backups, and on-call support.
Windows Server, Windows Hyper-V, AWS, Azure, Bash, PowerShell, Python, Active Directory, Group Policy, Microsoft Certified Solutions Expert (MCSE)
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2mo
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Systems Administrator
Victorville, California, United States
$79k-$100k/yr RemoteFull Time
Dynamic Solutions Technology
Dynamic Solutions Technology: Provides IT, engineering, and program management services to government agencies.
5+ YOE5+ years systems administration experience supporting Microsoft Windows environments; account management, troubleshooting, hardware/software installation, patching, backups; BS in IT or equivalent experience; certification like CompTIA Security+/Network+/A+, MCP, or MCSA; travel required.
Microsoft Windows, Microsoft Office
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4d
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Systems Administrator - Surveillance
Highland, California, United States
OnsiteFull Time
Yuhaaviatam of San Manuel Nation
Yuhaaviatam of San Manuel Nation: Operates a luxury resort and casino in Southern California.
2+ YOEBachelor's degree in computer science, information technology, or related field; 2+ years of relevant technical experience; systems administration expertise; valid driver's license; English proficiency; required fiber optic and Genetec certifications.
Microsoft Windows Server, VMware, vSphere, vCenter, SQL Server, Active Directory, SAN, NAS, DAS, Fiber Channel (FC), iSCSI, Palo Alto, Pure Storage, Dell Isilon, Cisco, ESXi, Extreme switching, SolarWinds, Dynatrace, Genetec, Microsoft Certified Systems Engineer (MCSE), Microsoft Certified Systems Administrator (MCSA), Cisco Certified Network Associate (CCNA), Extreme Networks, Extreme Networks Associate (XNA), Extreme Certified Specialist (ECS), Extreme Design Specialist (EDS)
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2d
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Systems Administrator SME
Corona or Norco
$115k-$135k/yr OnsiteFull Time
Bowhead
Bowhead: Federal government contracting and professional services provider.
5+ YOERequires Secret clearance, IAT Level II certification, and extensive systems administration experience; qualifying paths include high school/GED plus 12+ years, bachelor's plus 8+ years, or master's plus 5+ years.
Windows, Linux, Unix, Microsoft Office Suite, firewalls, anti-virus, intrusion detection
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1mo
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Systems Administrator IV
Edwards AFB or Lancaster or Palmdale
$97k-$130k/yr OnsiteFull Time
JT4
JT4NYSE: AMTM: Provides engineering and technical support for military test ranges.
9+ YOERequires 9+ years computer systems experience, bachelor’s degree or equivalent, U.S. citizenship, ability to obtain Top Secret with Special Access, CompTIA Security+ (DoD IAM Level II) within 6 months, valid driver’s license, Windows/Red Hat, Splunk, ACAS, Active Directory experience.
Splunk, ACAS, Trellix ePolicy Orchestrator, DoD STIGs, IAVM, SCAP, Virtualization, VDI, Windows Operating Systems, Red Hat Operating Systems, Active Directory, IAO Express, Network-Attached Storage (NAS), Storage Area Network (SAN)
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IT Systems Administrator
Riverside, California, United States
$110k-$130k/yr OnsiteFull Time
ENC
ENC: Manufacturer of heavy-duty transit buses and shuttle vehicles.
3+ YOERequires 3+ years of desktop and systems support, Windows laptops and servers, Microsoft 365, Active Directory, Hyper-V, networking, security, documentation, and customer-service skills.
Windows 10, Windows 11, Windows Server 2025, Microsoft Hyper-V, Microsoft 365, Active Directory, Microsoft Entra ID, Group Policy, Exchange Online, Teams, SharePoint, OneDrive, DNS, DHCP, RingCentral, Cisco, Cisco Meraki, Unitrends, TeamViewer, VPN, VLANs
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3d
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Systems Administrator Lead
San Bernardino, California, United States
$110k-$137k/yr OnsiteFull Time
Stater Bros. Markets
Stater Bros. Markets: Operates a chain of supermarkets in Southern California.
10+ YOE10+ years supporting enterprise Windows servers; expertise in Windows Server, Linux, Azure, Microsoft 365, Active Directory, virtualization, storage, networking, recovery, and infrastructure leadership. California driver's license required.
Windows Server, Red Hat Enterprise Linux, Unix, Azure, Microsoft 365, Entra ID, Intune, Microsoft Copilot, vLLM, Active Directory, Group Policy, VMware, Hyper-V, Docker, Kubernetes, LAN/WAN, SAN, DNS, DHCP, Exchange Online
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2w
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Systems Administrator V – AWS Cloud Operations Lead
Edwards AFB, California, United States
$150k-$185k/yr OnsiteFull Time
Integrits Corporation
Integrits Corporation: Provides engineering, IT, and program management services for government.
12+ YOE12+ years systems administration experience, Windows/Linux and AWS/Azure administration, CompTIA Security+, SECRET clearance, bachelor’s degree or equivalent, containerization and CI/CD tool experience.
Microsoft Windows, Linux, AWS, EC2, EBS, Jira, Confluence, Bitbucket, Jenkins, Artifactory, Gitlab pipelines, Azure, AzureDevOps, Oracle SQL Developer, Docker, Podman, Microsoft Outlook, Microsoft Word, Microsoft PowerPoint, Microsoft Excel
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Dealership Management Systems Administrator
El Monte, California, United States
$90k-$100k/yr OnsiteFull Time
Longo Lexus
Longo Lexus: Authorized Lexus dealership providing vehicle sales and maintenance services.
3+ YOERequires 3–5 years of IT systems administration experience, advanced Excel skills, Microsoft Windows administration, Endpoint Manager and help desk software experience, a driver's license, and travel up to 25%.
Microsoft Windows, Microsoft Endpoint Manager, help desk ticketing software, Tekion, Macro Express, AWS, Microsoft Excel, Analytics Portal, Custom Library, Comply Auto, GearSync, Microsoft 365?
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3mo
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Aviation Systems Administrator
Moreno Valley, California, United States
$90k-$125k/yr HybridFull Time
Metrea
Metrea: Provides specialized aerospace and defense services for national security.
3+ YOE3+ years administering AMOS or similar aviation maintenance system; SQL proficiency; enterprise software config; aviation maintenance knowledge (Parts 43/91/121/145); user training; data integrity; Excel proficiency.
AMOS, FL3XX, iQSMS, D365, SQL, Microsoft Excel, Power BI
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Technology Operations & Systems Administrator
Los Angeles or Norwalk or Palmdale or Glendale or Whittier
$115k-$120k/yr HybridFull Time
University of California, Los Angeles
University of California, Los Angeles: A public research university providing higher education and research.
5+ YOEBachelor's degree in IT, computer science, or related field or equivalent experience; 5+ years may substitute. Requires cloud, systems administration, scripting, IT support, and communication skills.
Microsoft Azure, AWS, Microsoft 365, Microsoft Teams, Microsoft SharePoint, PowerShell, Python, APIs, Live Scan, E-Verify
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3d
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Pomona Campus Administrator
Pomona, California, United States
$42k/yr OnsiteFull Time
Patria Church
Patria Church: A mission-driven church strengthening families and serving communities through faith-based ministry.
Administrative experience, strong organization, detail orientation, follow-through, and ability to manage multiple systems; nonprofit or church experience is helpful but not required.
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3mo
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HPC Linux Systems Administrator 3/4 - Secret
Palmdale, California, United States
$104k-$155k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
7+ YOEAssociate/Bachelor/Master degree with relevant experience; US Secret security clearance; Linux OS support; on-site Palmdale, CA; 10% travel.
Linux, Unix, HPCC, Scripting, Networking, Security
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2d
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Systems Operator
Colton, California, United States
$26-$30/hr OnsiteFull Time
Walmart
WalmartNYSE: WMT: Operates a chain of hypermarkets, discount stores, and grocery stores.
0.5+ YOERequires 6 months Walmart Logistics clerical experience or 1 year clerical experience using email, spreadsheets, and word processing applications.
Microsoft Office, Microsoft Excel
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1w
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Network Administrator Sr.
Riverside, California, United States
OnsiteFull Time
Provident Savings Bank
Provident Savings BankNASDAQ: PROV: Community bank providing personal, business, and mortgage banking services.
7+ YOERequires 7+ years of IT experience, 4+ years in network or system administration, CompTIA Server+ or Network+ or equivalent, CA driver's license, and experience with Windows Server, networking, security, and PowerShell.
Windows Server, Active Directory, SAN, TCP/IP, DNS, DHCP, VPN, PowerShell, Firewalls, IDS, Endpoint Protection, IPS
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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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1mo
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Senior Systems Analyst (68.26)
San Dimas, California, United States
$106k-$181k/yr OnsiteFull Time
Golden State Water Company
Golden State Water CompanyNYSE: AWR: Distributes regulated water to residential and commercial customers.
7+ YOE7+ years systems analysis experience, BS in Computer Science or equivalent, Oracle DB/CC&B experience preferred, SQL/PLSQL, Linux administration, troubleshooting, strong communication and change management skills.
Oracle Customer Care and Billing (CC&B), Oracle Business Intelligence Publisher, Automic Automation Manager, OpenText Exstream, Oracle Mobile Workforce Management (MWM), Customer Web Self-Service (CSS), Oracle Database, SQL, PL/SQL, SQL Developer, Toad, Linux, Oracle Weblogic Server, Enterprise Manager, Oracle Utilities SDK, Eclipse, Oracle SOA Suite, Oracle Integration, Java, Python, BI Publisher
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1mo
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Linux Systems Technician
Edwards Air Force Base, California, United States
OnsiteFull Time
SMS Data Products Group
SMS Data Products Group: Provides IT infrastructure modernization and cybersecurity for federal agencies.
3+ YOE3+ years Linux system administration experience; knowledge of OS, hardware, software, networking; platform certification (CompTIA Linux+ or Red Hat); DOD 8140 IAT-II/CompTIA Security+CE; interim Secret clearance required.
Linux, Puppet, LDAP, SAN, SSO, DOD Security Requirements Guide (SRG), DOD Security Technical Implementation Guide (STIG)
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1mo
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Retail Sales Administrator
Chino, California, United States
$18-$23/hr OnsiteFull Time
Model 1 Commercial Vehicles
Model 1 Commercial Vehicles: Nationwide dealership specializing in commercial vehicle sales and upfitting.
Organized, detail-oriented sales support professional experienced with CRM/ERP systems (HubSpot, Excede), deal processing, DMV/tax validation, and cross-functional coordination between sales, finance, logistics, and customers.
HubSpot, Excede, VERTEX
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4w
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IT Services Administrator
Brea, California, United States
$71k-$80k/yr OnsiteFull Time
T&T Supermarket
T&T Supermarket: Operates a chain of Asian-focused grocery supermarkets.
5+ YOEBachelor's degree or equivalent, 5+ years systems/IT infrastructure experience, experience with enterprise/ERP systems (SAP preferred), familiarity with AI productivity tools, strong security and troubleshooting skills.
SAP S/4HANA, SAP Joule, Microsoft Copilot, ChatGPT
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