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Parker Water & Sanitation District · 10 hours ago

Network Administrator II

PWSD HQ - Parker, CO 80134

Full-time

Onsite

Mid Level

$104K/yr - $122K/yr

3+ years exp

Parker Water & Sanitation District is seeking a Network Administrator II to provide intermediate-level support and administration of their network infrastructure. The role involves ensuring reliable connectivity across various locations and secure integration with critical systems.

GovernmentWaste ManagementWater

Responsibilities

Monitor network health using SNMP-based tools (e.g., SolarWinds, Nagios, PRTG) and respond to alerts

Configure and maintain VLANs, trunking, link aggregation, and inter-VLAN routing on managed switches

Analyze and resolve routing problems using OSPF and static routes

Manage firewall policies, NAT configurations, and VPN tunnels across platforms (e.g., Fortinet, Palo Alto, Cisco ASA)

Troubleshoot connectivity problems involving DHCP leases, DNS resolution, ARP conflicts, and IP routing

Configure and verify port settings on managed switches (VLAN assignments, trunk/access modes, STP status)

Document network topology changes, IP address allocations, and incident resolution steps in ITSM platforms (e.g., Service Desk +, Jira)

Maintain asset inventory for network hardware (switches, routers, APs, firewalls) using CMDB tools

Assist with firewall rule verification and NAT troubleshooting under supervision

Implement and monitor network security controls: ACLs, port security, 802.1X, and IDS/IPS alerts

Maintain and optimize wireless infrastructure (802.11ac/ax), including controller-based APs and RF tuning

Collaborate with systems, cloud, and security teams on cross-functional network projects

Perform network infrastructure firmware upgrades and communicate maintenance windows

Other duties as assigned

Qualification

Network administrationCisco CCNAFirewall managementSNMP toolsVLAN configurationTCP/IP knowledgeIncident managementDocumentation skillsCommunication skills

Required

Bachelor's degree in Networking, Computer Science, or related field (or equivalent experience)

Networking Certifications (required), Cisco CCNA or equivalent (preferred)

3–5 years of experience in network administration or operations

Strong documentation, communication, and incident management skills

Must possess a valid driver's license and a motor vehicle record within the acceptable or no less than borderline rating according to the District's insurance company

Proficiency in CLI configuration of Cisco, Juniper, or Aruba network devices

Familiarity with cloud networking (Azure VNet, AWS VPC, GCP networking) and hybrid connectivity (VPN, ExpressRoute, Direct Connect)

Strong understanding of TCP/IP, subnetting, NAT, QoS, and multicast protocols

Ability to interpret and troubleshoot routing tables, ARP caches, MAC address tables, and spanning tree states

Advanced knowledge of firewall platforms (Fortinet, Palo Alto, Cisco ASA) and access control lists

Ability to interpret network diagrams and update Visio, Lucidchart or draw.io documentation