Senior Network Administrator

SchoolsFirst Federal Credit Union

Senior Network Administrator supporting Cisco network infrastructure for SchoolsFirst Federal Credit Union. Maintaining, monitoring, troubleshooting, and improving hybrid enterprise network operations.

Posted 8/10/2026full-timeTustin • California • 🇺🇸 United StatesSenior💰 $42 - $64 per hourWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in administering and troubleshooting network infrastructure systems, with a strong focus on Cisco technologies and network monitoring. Proficient in developing documentation and standards while ensuring compliance with regulatory requirements.

Highest-signal resume keywords

Cisco CCNA Routing And SwitchingNetwork Infrastructure ExperienceSD-WAN KnowledgePython And Ansible ProficiencyNetwork Monitoring Applications

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

RoutingSwitchingLAN/WANTCP/IPOSIVLANsDHCPDNSSNMPPacket Capture

Soft Skills

Incident ManagementProblem SolvingCollaborationCommunication

Tools & Technologies

Live ActionThousand EyesSolarWindsCisco WirelessAruba

Certifications & Qualifications

Cisco CCNA WirelessCisco CCNA SecurityACMAACCACCSA

Industry Keywords

Network OperationsNetwork Health MonitoringKPI ReportingRegulatory ComplianceBranch Connectivity

Tech Stack

Tools & technologies

AnsibleDNSITSMPythonSwitchingTCP/IP

About the role

Key responsibilities & impact

Administer, configure, install, provision, monitor, and troubleshoot network infrastructure systems
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, operating procedures, documentation, runbooks, and process improvements
Coordinate with vendors, engineering teams, service stakeholders, and team members for technical support, upgrades, maintenance, and project work
Monitor network health, availability, alerts, logs, performance, capacity, and system integrity; provide KPI and metrics reporting
Respond to incidents, problems, service requests, and escalations; monitor ITSM queues and prioritize resolution
Lead root cause analysis for major incidents and act as an escalation point for complex network issues
Create, change, and delete user accounts per request
Assist with support cases escalated by Network Administrators I and II
Conduct after-hours maintenance and participate in the 24x7x365 on-call rotation supporting the production environment
Travel to remote office and ATM locations up to 50% of the time
Perform other duties as assigned and comply with regulatory compliance and training requirements

Requirements

What you’ll need

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
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 including Live Action, Thousand Eyes, and SolarWinds
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 checklists, diagrams, branch/ATM support documentation, standard operating procedures, automation, reporting, and operational efficiency practices
Intermediate knowledge of SNMP, logging, packet capture, operating systems, servers, storage, audit/security best practices, and data center standards including cabling, power, fire suppression, and safety

Benefits

Comp & perks

Hybrid work arrangement: three days a week in the office and up to two days remote
Opportunity to work fully remote for select individual contributor roles
Diverse, inclusive, and authentic workplace culture
Equal opportunity employment
World-Class Personal Service and financial security mission
Career with a purpose serving school employees and their families