54 network administrator jobs at 48 companies in Cotati, CA
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Network Administrator
Fairfield, California, United States
OnsiteFull Time
5+ YOE5 years recent network administrator experience; Bachelor's degree in computer science or information systems; strong TCP/IP, routing, switching, VPN, security, and vendor management skills.
Cisco Routers, LAN/MAN switches, VoIP, SAN switching, VMware, PRTG, SolarWinds, NetFlow, Wireshark
1mo
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Senior Network Administrator
El Segundo or Los Angeles or Washington or San Francisco or San Diego or Seattle or London
$130k-$190k/yr OnsiteFull Time
8+ YOE8+ years network administration experience in enterprise or DoD environments, hands-on with Palo Alto and Aruba solutions, experience with routing/BGP/OSPF, DoD cybersecurity frameworks, and active DoD Secret clearance (TS preferred).
Palo Alto Firewalls, PAN-OS, Panorama, GlobalProtect, Aruba Networks, Aruba ClearPass, Python, Ansible, APIs, AWS GovCloud, Azure Government, Zscaler ZIA, Zscaler ZPA, RMF, NIST 800-53, STIGs
1mo
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Network & Systems Administrator
Sydney or Manila or London or Vancouver or San Francisco
OnsiteFull Time
Senior hands-on sysadmin with end-to-end IT support experience across Windows/macOS/Linux, networking (firewalls, VPNs, VLANs), backups, monitoring, Google Workspace administration, scripting (Python/Bash) and strong documentation and communication skills.
Synology NAS, Google Workspace, GAM, OPNsense, pfSense, UniFi, AWS, Terraform, Puppet, Prometheus, Python, Bash, IPsec VPNs, DNS
3w
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Network Security Administrator
San Francisco, California, United States
RemoteFull Time
3+ YOE3+ years in network services or security; knowledge of firewalls, VPN, DDI, NAC, CASB, SASE, IDS/IPS, network protocols, Cisco; experience with Datadog, Panorama, or Firemon; ITIL familiarity; relevant certifications preferred.
Firewalls, DDI (DNS, DHCP and IP Address Management), VPN, Network Access Control, Web Filtering, CASB, SASE, Intrusion Detection/Prevention, Network Packet Broker, Network Traffic Visibility, Datadog, Panorama, Firemon, Cisco Routing and Switching, Juniper Routing and Switching, VMware, Hyper-V, Python, PowerShell, AWS, Azure, Google Cloud Platform, ITIL
3w
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Network Security Administrator
San Francisco, California, United States
$91k-$145k/yr OnsiteFull Time
3+ YOE3-5 years network/security experience; knowledge of firewalls, IDS/IPS, VPN, DDI, NAC, Web Filtering, CASB, SASE, Cisco routing/switching; familiarity with Datadog, Panorama, Firemon, ITIL; ability to diagnose and resolve complex network issues.
Datadog, Panorama, Firemon, VMware, Hyper-V, AWS, Azure, Google Cloud Platform, Python, PowerShell
1w
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Systems & Network Administrator
Travis AFB, California, United States
$72k-$77k/yr OnsiteFull Time
5+ YOE5+ years supporting Air Force Medical Information Systems/DHA, Security+ required, proficiency with Windows Server, Microsoft System Center Configuration Manager (MECM/SCCM), and Cisco switch configuration; strong communication skills.
Windows Server, Microsoft System Center Configuration Manager (MECM/SCCM), Cisco
1w
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Information Technology Specialist / Network Administrator
Rohnert Park, California, United States
$48-$60/hr OnsiteFull Time
4+ YOEAssociate-level education in computer science or related field and 4 years IT support experience (2 years network management), California Class C driver required, experience with network administration, security, servers, and user support.
switches, routers, firewalls, LAN, WAN, Active Directory, hubs, wireless
2mo
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Network and System Administrator
Oakland, California, United States
$96k-$120k/yr HybridFull Time
7+ YOEBachelor’s degree in Computer Science or related field; 7+ years in network/server admin; Windows Server, Active Directory, DNS/DHCP; virtualization; O365/Intune; MCSE/MCSA/MCITP preferred.
Windows Server, Active Directory, DNS, DHCP, Group Policy, Nutanix AHV, Azure AD, Entra ID, Intune, O365, Rubrik, FortiGate, Cisco IOS, Aruba, WebEx Cloud Calling
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Senior Network Admin
Novato, California, United States
$90k-$125k/yr OnsiteFull Time
8+ YOE8+ years experience designing, securing, and supporting enterprise networks with Azure, Cisco platforms, firewalls, incident response, and network troubleshooting.
Azure, Cisco Meraki, Cisco ASA, Azure Firewall, Wireshark, NetFlow, Sentinel, ThousandEyes
2mo
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IT Network Engineer
Petaluma, California, United States
$50-$60/yr OnsiteFull Time
4+ YOECCNA required; Bachelor's in a technical major or 6–8 years equivalent; 4–6 years system administration or network experience; knowledge of Cisco, SDWAN, TCP/IP, VPN, NGFW, virtualization, AWS and cloud networking; valid California driver's license.
Microsoft Entra, AWS, WebEx
6d
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IT & Security Administrator
San Francisco or Cambridge
OnsiteFull Time
3+ YOE3+ years IT systems/endpoint administration experience; macOS, Windows, Linux support; identity and access management; MDM and endpoint tooling; networking and hardware troubleshooting; support SOC 2/ISO/ITAR compliance.
Google Workspace, Rippling, SentinelOne, Vanta, Kandji, Jamf, Iru, Docker, GitHub, OPNsense, UniFi, Tailscale, Slack, Zoom, Neat, AWS, MDM
3w
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System Administrator
Santa Rosa, California, United States
$39-$53/hr OnsiteFull Time
5+ YOE5+ years IT experience or equivalent, Bachelor in IT or similar, expertise with Windows Server, Active Directory, Exchange Online, VMware, VDI/Xen, networking, backups, and PowerShell; valid driver's license.
PowerShell, Windows Server, Active Directory, Exchange Online, Microsoft O365, VDI, Xen, VMware, VOIP, Routers, Switches
2mo
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Systems Administrator II
Novato or New York City or United States
$72k-$107k/yr HybridFull Time
3+ YOE3+ years IT support experience with Windows 10/macOS, Microsoft Office 365, Active Directory, Exchange, TCP/IP networks; hands-on hardware, SCCM/Jamf/AirWatch, ServiceNow/Confluence, PowerShell, VPN/VDI, AV and devkit support.
Windows 10, macOS, Microsoft Office 365, Microsoft Office, Active Directory, Exchange, TCP/IP, DHCP, DNS, Okta, SCCM, AirWatch, Intelligent Hub, Jamf, PowerShell, Zoom, Slack, VPN, VDI (Horizon View), NetApp, Nutanix, Dropbox, ServiceNow, Confluence, Device 42, Xbox Series X, PS5, Nintendo Switch, PC
2mo
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Senior IT Administrator
San Francisco or New York
$129k-$160k/yr HybridFull Time
Administer Okta, Jamf, and GitHub Enterprise; build internal tooling with AI; manage security posture and SOC 2; Cisco Meraki networking; strong communication; multi-project management.
Okta, Jamf, GitHub Enterprise, Google Workspace, Jira, Slack, Cisco Meraki, Claude Code, Copilot, Cursor
2w
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Associate Systems Administrator (R5436)
San Francisco, California, United States
$89k-$130k/yr OnsiteFull Time
5+ YOE5+ years systems/enterprise IT experience, 3+ years supporting executives, experience with Windows/macOS/Linux, Active Directory/Azure AD, endpoint troubleshooting, networking fundamentals, ITSM/asset tools, strong communication and discretion.
Active Directory, Azure AD, Windows, macOS, Linux, Jira Service Management, Snipe-IT, ServiceNow, Microsoft Endpoint Manager (Intune), JAMF, PowerShell, Bash, DNS, DHCP, TCP/IP
1mo
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Information Technology Administrator
Oakland or San Francisco or Hayward
$70k-$78k/yr OnsiteFull Time
Experience administering macOS, ChromeOS, Windows, Google Workspace, Jamf, and Meraki; hardware repair, networking, AV support, help-desk troubleshooting, frequent inter-site travel, valid driver's license, and California residency once hired.
Google Workspace, Jamf, macOS, ChromeOS, Windows, Meraki, Adobe Creative Suite, Apple hardware
1mo
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Deputy Network Superintendent, PreK-5 - Academics and Instructional Innovation (2026-27)
Oakland, California, United States
$153k-$195k/yr OnsiteFull Time
7+ YOEMaster's degree and 7+ years of progressive educational administration experience including principal experience; valid California Administrative Services and Teaching credentials; CA driver's license; fingerprints and TB clearance; strong data, instructional leadership, and community engagement skills.
2w
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Information Technology Analyst IV (Sr. Network Engineer)
Fairfield, California, United States
$130k-$158k/yr HybridFull Time
5+ YOEBachelor's degree required; 5+ years progressive IT experience; experience in software development, infrastructure, network and systems administration; project leadership and security experience.
NeoGOV
5d
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Engineer: Tier 2 (On-site)
Ashburn or Las Vegas or Irvine or Denver or Indianapolis or Grand Rapids or Lexington or Los Angeles or Louisville or Texas or San Francisco or North America
$85k-$95k/yr FieldFull Time
5+ YOERequires 5+ years of enterprise network design and support, Cisco wireless administration, Ekahau Pro Suite, valid driver's license, English communication, and ability to travel domestically up to 85%-90%.
IEEE 802.1, WAN/LAN, QOS, TCP/IP, P2P, P2MP, Cisco, Ekahau Pro Suite, Sidekick, Microsoft Office 365, WebEx, Microsoft Teams, Zoom, BIOS, NEMA 5-15, C13/14/15, C19/20, L5-20, L6-30, RJ45, DB9, SFP, LC, SC, FC, CAT5, CAT6
4w
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Executive HR Advisor (Administrator III, Range 1) - San Francisco Bay Region Network
San Francisco, California, United States
$15k-$16k/mo OnsiteFull Time
7+ YOESeven years progressive HR experience with executive advising; 3 years HR business partner experience; 3 years higher-education or public-sector experience; Bachelor's degree or equivalent experience; background check and US work authorization required.
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