122 network administrator jobs at 95 companies in Tujunga, CA
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Network Administrator
La Mirada, California, United States
$63k-$93k/yrOnsiteFull Time
Solid State Devices, Inc.: Manufacturer of high-reliability power semiconductors for aerospace and defense.
4+ YOEMinimum 4 years network administration experience, associate/bachelor's in IT or equivalent, relevant certifications preferred (CompTIA Network+, CCNA/CCNP, Microsoft Azure Administrator, JNCIA). Strong troubleshooting, security, and communication skills.
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.
El Segundo or Los Angeles or Washington or San Francisco or San Diego or Seattle or London
$130k-$190k/yrOnsiteFull Time
CHAOS Industries: Develops advanced radar and sensing systems for modern defense.
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).
Best Choice Products: E-commerce retailer of home, garden, and family consumer products.
3+ YOEBachelor’s degree in MIS/IS/CS/CE; 3-5 years hands-on network and systems administration; cloud infra experience; strong networking and Microsoft tech skills; IT security and project experience.
Behavioral Health Services: Providing community-based mental health and substance abuse treatment services.
5+ YOE5+ years IT experience with MS Windows Servers, Exchange, Office 365/O365, SCCM, SQL, Azure and networking; associate-level education or equivalent; strong troubleshooting, documentation and user-support skills.
MS Windows Servers, SCCM, SQL, Exchange, Azure, Office 365, O365, SharePoint, Skype for Business, Forefront, Firewalls, Electronic Health Records
ManTech: Provides technology solutions for defense and intelligence agencies.
1+ YOEProvide day-to-day administration of secure Windows networks for classified environments; maintain servers, firewalls, backups, and support customers. Must hold TS/SCI and meet DoD IAT II certification requirements.
Microsoft Windows Server, Microsoft Exchange Server
Northrop Grumman Federal Credit Union: Offers banking and loan services to credit union members.
7+ YOE7+ years network/systems administration, Bachelor’s or equivalent experience, expertise in networking, OS, cybersecurity, project delivery, strong communication, able to lift 50 lbs, eligible for U.S. passport, on-call and occasional weekend availability.
Milken Community School: Private Jewish school for middle and high school students.
3+ YOE3+ years supporting enterprise networks and systems; experience with Google Workspace, Microsoft 365, Azure AD, MDM; strong networking, virtualization, cybersecurity, troubleshooting, and communication skills.
Google Workspace, Microsoft 365, Azure Active Directory, Mosyle, Mobile Device Management (MDM)
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.
Meissner: Manufactures microfiltration products and single-use fluid management systems.
1+ YOE1+ year network support experience; strong Cisco, AD, DNS, DHCP, VPN, virtualization, scripting, and MS Office skills; CCNP required; CompTIA or associate degree preferred.
Microsoft Office, Microsoft Exchange, Microsoft SharePoint, IIS, VMware, Hyper-V, PowerShell, VBScript, RDP, Cisco Telephony Systems, Cisco, Active Directory, DNS, DHCP, Linux
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.
AireSpring: Provides managed connectivity, cloud communications, and network security services.
7+ YOE7–8 years experience designing, configuring, and maintaining Windows and Linux platforms, hypervisors (KVM, ESXi, Hyper-V), network services (SD-WAN, IPsec, SBCs, QoS, TACACS), automation and scripting, HA systems, and system troubleshooting.
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
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
3+ YOEU.S. Secret clearance required, DoD 8570 IAT Level II (e.g., Security+) required or obtainable within 6 months; experience with Cisco routers/switches/firewalls; degree plus relevant years of experience (or equivalent).
SENIOR NETWORK SYSTEMS ADMINISTRATOR / EMERGENCY APPOINTMENTS HOMELESSNESS
Los Angeles County, California, United States
$101k-$136k/yrOnsiteFull Time, Temporary
County of Los Angeles: Provides public services and healthcare to Los Angeles County residents.
3+ YOERequires a bachelor's in computer science, information systems, or related field plus 3 years of recent LAN experience; alternatively 1 year as Network Systems Administrator II or 4 years of recent progressive LAN experience.