34 infrastructure administrator jobs at 25 companies in Reseda, CA
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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
1w
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Network & Infrastructure Administrator
Rancho Dominguez, California, United States
OnsiteFull Time
Administers operating systems, applications, servers, virtualization, networks, and backup systems; troubleshoots issues, manages IT components, performs patching, and maintains documentation under team guidance.
operating systems, servers, virtualization, network devices, backup systems
1w
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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.
4d
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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
2mo
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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
1w
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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)
1w
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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
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
3w
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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
2w
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Infrastructure Cloud Engineer
Germantown or Dayton or Albuquerque or Huntsville or Simi Valley or Sunrise or Herndon or Arlington or Annapolis Junction or Melbourne
OnsiteFull Time
8+ YOE8+ years systems administration/engineering experience with Windows/Linux, cloud platforms (Microsoft Azure, AWS), automation scripting (PowerShell), and enterprise storage; VMware/AWS certifications desired.
Microsoft Azure, Azure AVS, AWS, Oracle Cloud Infrastructure (OCI), VMWare Site Recovery (SRM), ARM Templates, Microsoft Azure AD, Microsoft Azure Automation, Traffic Manager, Azure Load balancer, F-5 load balancer, VMWare, PowerShell, Windows, Linux
1d
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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
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
3w
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IT Infrastructure Systems Architect
El Segundo, California, United States
$117k-$176k/yr OnsiteFull Time
8+ YOEBachelor's in a technology field,8+ years in IT systems administration/architecture, expertise with Windows/Linux, patch management, security-informed architecture and ability to obtain DoD Secret clearance.
Windows, Linux, VMware, Hyper-V, Xen, KVM, CNCF Kubernetes, Red Hat OpenShift, SUSE Rancher, AWS, Microsoft Azure, GCP, ITIL, Raspberry Pi
3w
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IT Services Administrator
Brea, California, United States
$71k-$80k/yr OnsiteFull Time
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
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 including enterprise routing, switching, and firewall infrastructure; 5+ years healthcare experience; SD-WAN, virtual environments, storage, LAN, and datacenter expertise; regulatory and HIPAA knowledge; leadership and mentoring.
SD-WAN, virtual environments, centralized storage, local area network, datacenter, firewall
2mo
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Senior System Administrator - Information Technology
Gardena, California, United States
$83k-$123k/yr OnsiteFull Time
7+ YOERequires 7 years of IT systems experience, including enterprise routing, switching, and firewall infrastructure, plus 5 years of healthcare experience. Requires expertise in LANs, SD-WAN, hybrid cloud, datacenters, storage, virtualization, and network security.
SD-WAN, HIPAA
2d
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Infrastructure & Capital Projects – Administrative Assistant V – Airports, ANS
Los Angeles, California, United States
$93k-$102k/yr OnsiteFull Time
15+ YOEPost-secondary education and 15+ years of administrative assistant experience required; airport experience preferred.
Microsoft PowerPoint
1w
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Journeyman Network and Computer Systems Administrator
Camarillo, California, United States
$110k-$120k/yr OnsiteFull Time
3+ YOE3+ years network infrastructure experience, CCNA or equivalent, wireless/WiFi expertise, ability to apply STIGs and DISA/NCDOC cybersecurity controls, sustainment/patching experience, active Top Secret clearance.
WAN, BAN, WiFi, Security Technical Implementation Guides (STIGs), DISA, NCDOC
1mo
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Senior IT Analyst - Studio Infrastructure
Hollywood or Sunset Glenoaks or New York City
$39-$52/hr OnsiteFull Time
4+ YOEMinimum 4 years IT infrastructure/network experience, bachelor’s or equivalent, strong networking (TCP/IP, VLANs, firewalls), Microsoft 365/Azure AD administration, Windows Server and PowerShell, AV and conferencing support, project coordination, and ITSM/ITIL familiarity.
Microsoft Azure AD, Microsoft Entra ID, Microsoft 365, Windows Server, Active Directory, PowerShell, Intune, ServiceNow, Zoom Rooms, Teams Rooms, RingCentral, Mitel, Cisco Meraki, Palo Alto, Fortinet, Hyper-V, VMware, Azure IaaS, SharePoint, Proofpoint, Abnormal, Box, Dropbox, Dell Technologies, Cisco Systems, EDR, BitLocker
2d
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Senior Software Engineer [Platform & Infrastructure Services]
Fullerton or United States or Saudi Arabia
$96k-$182k/yr OnsiteFull Time
5+ YOESTEM degree and 5+ years of relevant experience required. Requires Windows or Linux deployment, automation, administration, COTS/FOSS integration, U.S. citizenship, and active Secret clearance.
Windows, Linux, Windows Server, Active Directory, Exchange, SQL Server, PowerShell, RDP, DNS, WSUS, Red Hat Enterprise Linux, Kickstart, bash, ssh/scp, VMware vSphere, ESXi, vCenter, Agile, SCRUM
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