55 infrastructure administrator jobs at 45 companies in Cypress, CA
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Lead Infrastructure Administrator
El Segundo or Burbank or North Hollywood or Chatsworth or Wisconsin or Nebraska
$126k-$158k/yr HybridFull Time
5+ YOE2+ MgmtRequires 5–7+ years of IT infrastructure experience, 2–3+ years in technical leadership, AA/AS degree or equivalent, California driver's license, and expertise in networking, cloud, cybersecurity, and enterprise infrastructure.
Microsoft 365, Entra, Microsoft Intune, Azure, Google Workspace, Microsoft Entra ID, VMware, Hyper-V, HP Morpheus, HRIS, IAM, MDM, RMM, MDR, RBAC, MFA, SaaS, ITSM, PCI, CCPA, GDPR
2w
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Infrastructure & Systems Administrator
El Segundo, California, United States
$80k-$100k/yr OnsiteFull Time
3+ YOERequires 3–7 years supporting IT infrastructure or enterprise systems; Windows Server, Linux, Microsoft 365, networking, virtualization, backups, scripting, and cybersecurity experience. Degree optional with substantial experience.
Windows Server, Linux, Ubuntu, Rocky Linux, Proxmox, Microsoft 365, Microsoft Entra ID, Microsoft Intune, Microsoft Exchange Online, Microsoft SharePoint, PowerShell, Bash, Docker, Kubernetes, Python, Ansible, TCP/IP, VLANs, VPNs, CMMC
3d
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Network & IT Infrastructure Administrator
Los Angeles, California, United States
$70k-$100k/yr OnsiteFull Time
3+ YOEBachelor's degree and 3+ years in network administration, infrastructure operations, or IT support; experience with Cisco networking, Windows Server, Active Directory, troubleshooting, and Microsoft Office required.
LAN/WAN, WLAN, VPN, Cisco Routers, Cisco Switches, Cisco Firewalls, Cisco Wireless Infrastructure, Windows Server, Active Directory, Microsoft Office Suite, Microsoft Excel, Microsoft Outlook, Microsoft PowerPoint, Microsoft Word, Cisco Meraki, Microsoft Entra ID, Microsoft 365, IPSec, SSL VPN, IDS/IPS, VoIP, Unified Communications
1mo
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Infrastructure Deployment Administrator
Costa Mesa, California, United States
$129k-$171k/yr FieldFull Time
3+ YOE3+ years implementing and supporting IP networks (BGP/OSPF); hands-on experience with Cisco/Arista and Palo Alto; familiarity with Linux/Windows/VMware/cloud; scripting/automation experience; able to travel ~40%, lift 40 lbs, and obtain Secret clearance.
Lattice OS, BGP, OSPF, VRFs, VLANs, VXLAN, STP, EtherChannel, IOS XE, NXOS, EOS, Palo Alto, Panorama, NGFW, Red Hat Enterprise Linux, Windows Server (2022, 2025), VMware (vSphere), VMware ESXi, Azure, AWS, GCP, Linux KVM, Hyper-V, Docker, Python, Nornir, Jinja, Ansible, Terraform
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Network & Infrastructure Administrator
Rancho Dominguez, California, United States
OnsiteFull Time
Installs and maintains operating systems, servers, virtualisation, network devices and backup systems; troubleshoots issues, follows change management and documents activities; supports governance and security standards.
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Systems Administrator- Engineering & Infrastructure
Santa Fe Springs or Los Angeles
$90k-$120k/yr OnsiteFull Time
3+ YOEBachelor's degree or equivalent experience; 3+ years writing SQL queries and stored procedures; reporting tools experience; systems administration expertise; U.S. person status and ability to obtain a security clearance.
FlexLM, Microsoft GCC High, Entra, Microsoft Intune, Mobile Device Management (MDM), CATIA, NX, Windchill, Teamcenter, AWS GovCloud, SQL, Tableau, Microsoft Power BI, SQL Server Reporting Services (SSRS), Epicor ERP, NIST 800-171, CMMC, ITAR
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Project Administrator
Los Angeles, California, United States
$35-$45/hr OnsiteFull Time
3+ YOEThree+ years in project administration, document control, or supporting construction management in rail or infrastructure.
MS Office, Procore, Bluebeam
2w
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Network Infrastructure Engineer
El Segundo, California, United States
$125k-$180k/yr OnsiteFull Time
Oceanus Maritime Technologies: Building the operating platform for the modern maritime world.
3+ YOERequires 3+ years designing, implementing, and securing production networks, hands-on Linux administration, hardware provisioning, industrial deployments, physical-layer expertise, and complex infrastructure troubleshooting.
Linux, Starlink, VSAT, UniFi Network, MikroTik RouterOS, ZEDEDA, LTE, SOC 2, ISO 27001, 401(k)
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System Administrator
Los Angeles, California, United States
$60-$70/hr HybridContract
5+ YOE5+ years infrastructure/system administration experience (media/VFX preferred). Expert Windows/Mac/Linux administration, system imaging, scripting (PowerShell/Bash/Python), render farm and storage management, AWS and monitoring tools.
Windows, Mac, Linux, WDS, WSUS, SCCM, ECM, PDQ Deploy, PowerShell, Bash, Python, HP Anyware, Parsec, Splashtop, Jump Desktop, Nuke, Resolve, Cinema 4D, Houdini, Thinkbox Deadline, AWS Deadline Cloud, RenderMan, LogicMonitor, Grafana, S3, EC2, VPC, Intune, Apple Business, JAMF Pro, Cisco Prime, Arista CloudVision, Aruba Central, Ruckus SmartZone
2d
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Network Administrator
Rancho Cucamonga, California, United States
$122k-$159k/yr OnsiteFull Time
5+ YOERequires 5 years of enterprise systems and LAN/WAN administration experience, a bachelor's degree, CCNA or CCNP, California Class C driver's license, and expertise in networks, cloud infrastructure, Windows servers, security, and Microsoft O365.
SIEM, IPS, NIST, CIS, ISO 27001, COBIT, PCI DSS, Microsoft O365, Active Directory, Windows, LAN, WAN, Intranet, Internet, VMware, Palo Alto, Microsoft
2w
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Capital Infrastructure Projects Professional
Irvine, California, United States
$137k-$150k/yr FieldFull Time
2+ YOEMaster's in Civil Engineering or related (or Bachelor's + additional experience), 2+ years relevant experience, knowledge of traffic/transportation infrastructure, construction contract administration, and project documentation.
Microsoft Excel, VBA, Microsoft Office, Procore, Bluebeam, ArcGIS, Caltrans CEM forms, Primavera P6
3mo
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IT System Administrator
Commerce, California, United States
$55k-$59k/yr OnsiteFull Time
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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IT System Administrator
Irvine, California, United States
$97k-$119k/hr OnsiteFull Time
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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IT System Administrator
Los Angeles or El Segundo or Hawthorne
$80k-$100k/yr OnsiteFull Time
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
5d
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CMDB Administrator
Costa Mesa or Coppell
$110k-$146k/yr OnsiteFull Time
3+ YOERequires 3–5 years of CMDB, ITSM, or infrastructure experience; ServiceNow or BMC Helix proficiency; reconciliation, normalization, data modeling, troubleshooting, documentation, and governance skills.
BMC Helix CMDB, BMC Discovery, SCCM, Flexera, MS-SQL, ServiceNow, PowerShell, Python
2w
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IT Database Administrator Sr.
Irvine, California, United States
$104k-$174k/yr HybridFull Time
5+ YOERequires a related bachelor's degree and/or Microsoft SQL certifications, 5+ years of Microsoft SQL Server administration and enterprise distributed computing experience, and strong PowerShell, T-SQL, Azure, VMware, and database infrastructure skills.
Microsoft SQL Server, SQL Server 2019, Azure SQL, PowerShell, T-SQL, VMware, Microsoft Windows Server, IaaS, PaaS
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IT Infrastructure & Support Technician (Full-time) (University)
Santa Clarita, California, United States
$28-$30/hr OnsiteFull Time
2+ YOEAssociate degree and 2+ years in IT required; bachelor's preferred. Requires AV/IT, service desk, infrastructure, account administration, troubleshooting, communication, and after-hours response experience.
Extron, Crestron, Q-Sys, Zoom Rooms, LibreNMS, Active Directory, Microsoft 365, Microsoft Entra, Azure AD, Apple macOS, Microsoft Windows, Microsoft Office Suite, Google Workspace, Spectrum, Arelion
3mo
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Network Infrastructure Engineer (23587)
Rancho Cucamonga, California, United States
$118k-$170k/yr HybridFull Time
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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Senior Network Administrator
Tustin or Sacramento
$42-$64/hr HybridFull Time
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
2mo
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Senior System Administrator - Information Technology
Gardena, California, United States
$83k-$123k/yr OnsiteFull Time
7+ YOE7+ years IT systems experience and 5+ years healthcare experience. Strong background in routing, switching, firewall infrastructure, SD-WAN, hybrid cloud, virtualization, centralized storage, LAN administration, datacenter integration, security, and HIPAA compliance. Leadership/mentoring experience.
SD-WAN, hybrid cloud, AIDET
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