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Job description
Role
Principal Network Engineer — Location: Fairfield, CA (Hybrid 3-4 days onsite); Contract to Hire.
Responsibilities
Configure, manage, and troubleshoot Cisco networking equipment (routers, switches, firewalls, wireless).
Work with Cisco technologies such as Cisco ACI, DNA Center, SD-WAN, and intent-based networking solutions.
Routing and switching work including BGP, OSPF, EIGRP, HSRP, QoS, STP/RSTP/MSTP; TCP/IP v4/v6, DNS, DHCP, SNMP, VLAN, VPN, MPLS.
Configure and maintain Cisco Firepower rule sets for security management.
Design and implement network architectures aligned with county objectives; emphasize efficiency, reliability, and security.
Optimize network performance, minimize downtime, and ensure seamless connectivity.
Design, implement, troubleshoot, and manage various networks, topologies, firewalls, VLANs, Cisco hardware, and security mechanisms.
Implement and maintain robust security measures using Cisco security solutions and protocols; ensure compliance with industry standards and data integrity.
Maintain security and accessibility of the network.
Develop and implement incident response plans to minimize impact of network disruptions; diagnose and resolve complex network, communication, and hardware issues.
Analyze, plan, coordinate, implement, support, and administer county-wide TCP/IP networks, LANs, WANs, wireless networks (Wi-Fi), and VPNs; understanding of the OSI model; familiarity with ITIL v3 standards, procedures, policies.
Qualifications
Proven expertise configuring, managing, and troubleshooting Cisco networking equipment (routers, switches, firewalls, wireless).
Advanced proficiency with Cisco ACI, DNA Center, SD-WAN, and intent-based networking.
Strong routing experience (BGP, OSPF, EIGRP) and convergence with HSRP, QoS, STP variants; strong knowledge of TCP/IP v4/v6, DNS, DHCP, SNMP, VLAN, VPN, MPLS.
Experience in configuring Cisco Firepower security policies.
Experience designing and optimizing network architectures focusing on efficiency, reliability, and security.
Knowledge of Cisco security solutions and threat protection; ability to implement robust security measures and ensure data integrity.
Ability to develop incident response plans and effectively resolve complex issues; strong multitasking across large, enterprise networks.
Familiarity with ITIL v3 standards, procedures, and policies.
Seniority level
Mid-Senior level
Employment type
Contract
Job function
Analyst and Information Technology
Industries
IT Services and IT Consulting
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Worksite address
fairfield, CA, 94533, US
Who can apply
Review the original listing for work authorization, qualifications and employer requirements.