×
Register Here to Apply for Jobs or Post Jobs. X

Senior Network Administrator

Remote / Online - Candidates ideally in
Tustin, Orange County, California, 92681, USA
Listing for: SchoolsFirst Federal Credit Union
Remote/Work from Home position
Listed on 2026-09-21
Job specializations:
  • IT/Tech
    Systems Administrator, Network Engineer, IT Support, Cybersecurity
Salary/Wage Range or Industry Benchmark: 88000 - 132000 USD Yearly USD 88000.00 132000.00 YEAR
Job Description & How to Apply Below

We’re always looking for diverse, talented, service-oriented people to join our exceptional team.

Senior Network Administrator

The pay range for this position is listed below. Our pay ranges are built to allow for candidates with various levels of skill and experience to be considered, as well as for room for growth and tenure achieved in a role over time. Typical new hire salary offers fall within the minimum to midpoint of a pay range for many candidates.

Any offer extended to a candidate will be based upon their unique set of knowledge, skills, education, and experience as well as internal equity.

Pay Range

$42.41 - $63.62

Scheduled Weekly Hours

40

What You’ll Be Doing
  • Support enterprise Cisco network infrastructure, including routing and switching, wireless networking, SD-WAN, network monitoring, branch/ATM connectivity, and network operations.
  • Install, configure, maintain, patch, upgrade, and troubleshoot network systems and related infrastructure.
  • Develop and maintain configuration standards and operating procedures.
  • Coordinate with vendors for technical support and upgrades.
  • Monitor network health, availability, alerts, logs, performance, capacity, and system integrity; provide KPI and metrics reporting as needed.
  • Respond to incidents, problems, service requests, and escalations; monitor ITSM queues and prioritize resolution appropriately.
  • Lead root cause analysis efforts for major incidents.
  • Act as an escalation point for complex network issues.
  • Develop and maintain configuration standards, operating procedures, documentation, runbooks, and process improvements.
  • Conduct after-hours maintenance.
  • Coordinate with team members, vendors, engineering teams, and service stakeholders for support, upgrades, maintenance, and project work.
  • Create, change, and delete user accounts per request.
  • Provide assistance for support cases escalated by Network Administrators I & II
  • Conduct after-hours maintenance, participate in the on-call rotation supporting the production environment 24x7x365, and travel to remote office and ATM locations up to 50% of the time.
Additional Job Functions
  • Performs other duties as assigned
  • Complies with regulatory compliance and assigned training requirements including but not limited to BSA regulations corresponding to their specific job duties. Failure to do so may result in disciplinary and other employment related actions.
Qualifications
  • High School Diploma or GED required
  • Bachelor's Degree in a related field or equivalent years of experience required
  • 3-5 years of relevant network infrastructure experience required.
  • Cisco CCNA Routing and switching required
  • Cisco CCNA Wireless preferred
  • Cisco CCNA Security preferred
  • ACMA/ACCA preferred
  • CCSA preferred
  • F5-CA preferred
  • Participation in the CA DMV pull program may be required depending on assignment
Knowledge, Skills, And Abilities
  • Intermediate knowledge of routing, switching, LAN/WAN, TCP/IP, OSI, VLANs, trunking, NAT, QoS, DHCP, DNS, HSRP, IPsec, EIGRP, OSPF, and BGP.
  • Foundational to intermediate knowledge of SD-WAN, branch connectivity, circuit failover, DIA, broadband, MPLS, cellular connectivity, and enterprise network monitoring.
  • Foundational to intermediate knowledge of Python and Ansible.
  • Foundational to intermediate knowledge of monitoring applications:
    Live Action, Thousand Eyes, Solarwinds, and other products.
  • Foundational to intermediate knowledge of wireless networking, including Aruba, Cisco Wireless, access point monitoring, client troubleshooting, and RF basics.
  • Foundational to intermediate knowledge of incident, request, task, and change management workflows; device lifecycle support; configuration validation; backup review; and standardization efforts.
  • Foundational to intermediate knowledge of network documentation, configuration…
Position Requirements
10+ Years work experience
To View & Apply for jobs on this site that accept applications from your location or country, tap the button below to make a Search.
(If this job is in fact in your jurisdiction, then you may be using a Proxy or VPN to access this site, and to progress further, you should change your connectivity to another mobile device or PC).
 
 
 
Search for further Jobs Here:
(Try combinations for better Results! Or enter less keywords for broader Results)
Location
Increase/decrease your Search Radius (miles)
0
200
Filters
Education Level
Experience Level (years)
Posted in last:
Salary