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67 network administrator jobs at 58 companies in San Bernardino, CA

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Network Administrator
Santa Fe Springs, California, United States
$125k-$160k/yr OnsiteFull Time
Gelson's
Gelson's: Upscale supermarket chain offering premium groceries and prepared foods.
4+ YOE4+ years enterprise network administration, bachelor or equivalent, experience with Arista and Meraki, VLANs/routing/VPNs, monitoring tools, CCNA/Arista ACE/Network+ preferred.
Arista, Meraki, Arista CloudVision, Meraki Dashboard, WhatsappGold, SolarWinds
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1w
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Network Administrator
Los Angeles or Monterey Park
$120k-$160k/yr OnsiteFull Time
Cumming Group
Cumming Group: International consultancy providing construction project and cost management services.
7+ YOEBachelor's degree in computer science or related field and 7 years of systems and network administration experience. Requires Windows, networking protocols, security, virtualization, cloud, troubleshooting, and automation expertise.
Microsoft Windows, Windows Servers, DNS, DHCP, SMTP, HTTP, HTTPS, SFTP, Microsoft Active Directory Services, Entra ID, Office 365, Microsoft SharePoint, VPN Appliances, Cisco Meraki Appliances, Enterprise Antivirus, CrowdStrike, Zoom Administration, Microsoft Teams, VPNs, ACLs, IPSEC, SSL, PowerShell, VMware, Hyper-V, Rubrik Backup and Recovery, Nessus, Splunk
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1mo
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Network Administrator
Irvine, California, United States
OnsiteFull Time
American Vanguard
American VanguardNYSE: AVD: Produces and sells specialty agricultural and environmental chemicals.
3+ YOE3+ years network administration experience managing multi-site WAN/SD-WAN, firewalls, routing/switching; familiarity with SD-WAN, cloud networking, carrier coordination, ITIL processes, and on-call support.
SD-WAN, Azure Virtual Network, ExpressRoute, Cisco Meraki, Fortinet, VeloCloud, SolarWinds, PRTG, Cisco DNA Center, BGP, OSPF, MPLS, TCP/IP, DNS, DHCP, VPN
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2mo
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Network Administrator
Victorville, California, United States
$100k-$119k/yr RemoteFull Time
Dynamic Solutions Technology
Dynamic Solutions Technology: Provides IT, engineering, and program management services to government agencies.
7+ YOEMinimum 7 years network administration experience, BS in IT or equivalent, CompTIA Network+ or CCNA accepted for experience substitution, experience configuring routers/switches/firewalls, monitoring, patching, and Tier II/III support.
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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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Senior Network Administrator
Tustin or Sacramento
$42-$64/hr HybridFull Time
SchoolsFirst Federal Credit Union
SchoolsFirst Federal Credit Union: Provides financial banking and lending services to members.
3+ YOEHigh school diploma or GED, bachelor's degree or equivalent experience, and 3–5 years of network infrastructure experience. CCNA Routing and Switching required; on-call, travel, and network expertise required.
Cisco, SD-WAN, ITSM, Python, Ansible, Live Action, Thousand Eyes, SolarWinds, Aruba, SNMP, TCP/IP, VLAN, NAT, QoS, DHCP, DNS, IPsec, EIGRP, OSPF, BGP, HSRP, MPLS
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1mo
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District Network Systems Administrator
Mission Viejo, California, United States
$9k-$13k/mo OnsiteFull Time
South Orange County Community College District
South Orange County Community College District: Provides higher education and vocational training in Southern California.
4+ YOEAdminister and maintain district LAN/WAN, design network solutions, troubleshoot network issues, prepare technical specifications, and collaborate with campus network administrators.
Windows, Linux, network management software, web server software, anti-virus servers
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Sr Principal Network Administrator - Secret
Azusa, California, United States
$129k-$194k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
Requires U.S. Secret clearance, extensive LAN/WAN design and administration experience, IAT Level II-equivalent certifications, ability to obtain Top Secret, and experience with enterprise network architectures and security.
ServiceNow, JIRA, SDWAN, ZeroTrust, Cisco Call Manager, TACLANES
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2mo
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Network Administrator (on-site) (no relo)
Alhambra, California, United States
$38-$54/hr OnsiteFull Time
AHMC Healthcare
AHMC Healthcare: Provider of acute care hospital and emergency medical services.
Onsite network administrator responsible for LAN/WAN design and operations, routers/switches/firewalls, VoIP/IP-PBX, data center support, troubleshooting, capacity planning, and end-user support; CCNP or CompTIA Network+ and prior help-desk experience preferred.
LAN, WAN, TCP/IP, Microsoft Office Suite, Windows, Linux, Cisco, HPE Aruba, VoIP, IP-PBX
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1mo
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Network Security Administrator
Tustin, California, United States
$150k-$180k/yr OnsiteFull Time
Design West Technologies
Design West Technologies: Designs and manufactures aerospace and defense electro-mechanical systems.
5+ YOE5–8 years in network/systems/cybersecurity; hands-on Palo Alto (NGFW, Prisma Access, Cortex XDR); Microsoft Windows Server, Linux, Microsoft Azure, Microsoft Entra ID; CMMC Level 2/NIST SP 800-171 knowledge; active or obtainable Secret clearance.
Palo Alto Networks, NGFW, Prisma Access, Cortex XDR, Microsoft Windows Server 2016\u00092022, Linux, Microsoft Azure, Microsoft Entra ID, Microsoft Active Directory, PowerShell, Bash
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1mo
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Senior IT Network and Security Administrator Engineer
Placentia, California, United States
$100k-$135k/yr OnsiteFull Time
Arlon Graphics
Arlon Graphics: Manufactures pressure-sensitive vinyl films for signage and vehicle graphics.
7+ YOEBachelor's degree in computer science,7+ years relevant experience,knowledge of networks,Windows servers,VMware,Active Directory,network security,backup and disaster recovery,telecom,ITIL and strong communication skills.
VMware, Active Directory, Microsoft Outlook, Mimecast, Avaya
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Sr Principal Network Administrator - Secret
Azusa, California, United States
$129k-$194k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
6+ YOEActive U.S. government Secret clearance, ability to obtain Top Secret, 6+ years technical experience (varies by degree), experience designing/maintaining complex LAN/WAN, 8140/8570 IAT II-equivalent certification, Security+ CE or similar, EM/security tool experience.
SDWAN, ZeroTrust, ServiceNow, JIRA, TACLANES, Cisco Call Manager
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2mo
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IT Systems Administrator
Seal Beach, California, United States
$86k-$150k/yr OnsiteFull Time
AstroForge
AstroForge: Mines and refines valuable minerals from near-Earth asteroids.
3+ YOE3+ years in IT systems administration with cross-platform support (macOS, Windows, Linux); network administration; IAM; cloud and SaaS management; ITAR/CMMC awareness.
macOS, Windows, Linux, routing, switching, VPNs, firewalls, wireless, Active Directory, Azure AD, Okta, AWS, GCP, Azure, Google Workspace, Microsoft 365, Slack, Zoom, GitHub, Bash, PowerShell, Python, Jamf, Intune, NIST CSF, CIS Controls, CompTIA Security+, Network+
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5d
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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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4w
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IT System Administrator
Irvine, California, United States
$97k-$119k/hr OnsiteFull Time
CTC Global
CTC Global: Manufactures advanced composite cores for high-voltage electricity transmission cables.
7+ YOE7+ years systems administration and infrastructure experience supporting Windows Server, virtualization, cloud, networking and OT (PLCs/SCADA); Bachelor\u0002s or equivalent experience; preferred networking and security certifications.
Windows Server, Active Directory, DNS, DHCP, VMware, Hyper-V, Azure, Microsoft M365, PLCs, SCADA, HMI, TCP/IP, VLANs, Firewall, VPN
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1w
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System Administrator
Altadena, California, United States
$40-$60/hr OnsiteFull Time
First City Credit Union
First City Credit Union: Provides banking and loan services to credit union members
4+ YOEBachelor's degree or equivalent experience and 4–5 years of system administration experience in financial services, a credit union, or another regulated environment. Relevant system and network certifications preferred.
Microsoft, VMware, CompTIA, CCNA, CCNP, CCSP
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2w
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Security and Network Engineer
Pasadena, California, United States
$48-$62/hr HybridFull Time
Caltech
Caltech: Provides university-level education and scientific research services.
5+ YOEBachelor's degree plus 5+ years network administration and cybersecurity experience; expertise with enterprise networking, firewalls, federal compliance (NIST/RMF), US person status required.
Palo Alto, Arista, Cisco, Rapid7, CrowdStrike, Red Hat, Debian, Python, Bash, AWS, NIST SP 800-53, RMF, FIPS
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1mo
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Senior Systems Administrator
Anaheim, California, United States
$85k-$105k/yr OnsiteFull Time
Quantum Electronic Payments
Quantum Electronic Payments: Provides payment processing solutions and merchant services for businesses.
5+ YOE5+ years systems administration experience with Microsoft 365, Active Directory, Windows, networking, endpoint security, backups, and documentation; strong troubleshooting and communication skills.
Microsoft 365, Active Directory, Windows, DNS, DHCP, VPN, PowerShell, SIEM, EDR/MDR
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3mo
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Network Infrastructure Engineer (23587)
Rancho Cucamonga, California, United States
$118k-$170k/yr HybridFull Time
Sumitomo Rubber North America
Sumitomo Rubber North AmericaTokyo Stock Exchange: 5110: Manufactures and distributes high-performance tires for cars and motorcycles.
6+ YOE5-7 years in network administration/engineering; BS in CS/IT or related field or equivalent experience; TCP/IP, routing, switching, VLANs; routers/switches/firewalls; VPNs and ACLs; Python for automation; AWS/Azure; Linux; occasional overnight travel.
Palo Alto firewalls, VPN, Cisco Meraki, Cisco switching, AWS, Azure, Linux, Python
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2w
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IT Systems Administrator II
Garden Grove, California, United States
OnsiteFull Time
Evans Manufacturing
Evans Manufacturing: A manufacturing supporting IT infrastructure across its operations.
2+ YOERequires 2+ years in Windows systems or network administration and two or more relevant certifications, such as CompTIA A+, CompTIA Network+, MCSA, or CCNA. Bachelor's degree or equivalent experience desired.
Active Directory, Entra ID, Hyper-V, VMware, Microsoft 365, Zoom Phone, Contact Center, Google Workspace, Windows Server, OS X, Linux, UniFi Access Points, UniFi Cameras, Checkpoint Harmony Endpoint Protection, Checkpoint Harmony Email & Collaboration, Ubiquiti UniFi, Exchange Online, Windows 365, Windows Sandbox
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