IT Network Administrator

Our client, an economic engine for the Portland Region, is looking for an IT Network Administrator for their Portland, OR location. In this role, you will be responsible for the day-to-day operation, maintenance, and continuous improvement of the organization's IT infrastructure systems. This role ensures network reliability, security, and optimal performance while implementing enhancements that support business operations and scalability. You will serve as a critical technical resource, maintaining system stability and responding to infrastructure needs across the organization.

This hybrid role is a 12 month contract with the possibility of extending and/or converting. If this opportunity is well-aligned with your experience and goals, we would love to hear from you!

• Monitor network performance, availability, and security daily, proactively identifying and resolving issues before they impact users.
• Maintain and configure network devices including routers, switches, firewalls, wireless access points, and load balancers
• Perform regular system updates, patches, and firmware upgrades across network infrastructure.
• Assist in managing network security protocols, access controls, VLANs, and segmentation policies.
• Document and maintain document sets for runbooks, network configurations, diagrams, and standard operating procedures.
• Support network segmentation strategies to limit lateral movement and contain potential breaches.
• Maintain and update Access Control Lists (ACLs) and firewall rules following established standards and least-privilege principles.
• Provide escalated support in responding to and resolving network-related incidents and service requests in a timely manner.
• Troubleshoot connectivity issues, performance bottlenecks, and network outages.
• Coordinate with vendors and service providers for circuit issues, hardware failures, and support escalations.
• Participate in security incident investigations involving network infrastructure components.
• Identify opportunities to enhance network performance, reliability, and security.
• Assist in implementing infrastructure improvements and optimization projects.
• Research and provide recommendations on new technologies and solutions to support business needs.
• Support capacity planning activities and provide input for infrastructure scaling.
• Participate in IT projects involving network infrastructure components.
• Assist in remediating security vulnerabilities identified through scanning and assessment activities.
• Implement security hardening measures across network devices following established guidelines.
• Monitor security alerts and respond to potential threats or vulnerabilities with guidance from senior staff.
• Implement and maintain security best practices across network infrastructure.
• Support compliance with organizational security policies and industry standards.
• Assist in conducting regular security assessments and vulnerability scans.
• Maintain audit logs and documentation for compliance requirements.
• Review network traffic patterns, logs, and SIEM alerts to identify suspicious activity or anomalies.
• Support management of network-based security tools including IDS/IPS, web filtering, and email security gateways.
• Assist with penetration testing coordination and vulnerability assessments of network infrastructure.
• Conduct configuration audits to ensure compliance with established security baselines.
• Participate in incident response activities and support forensic investigations as directed.
• Assist in managing certificate lifecycle and encryption protocols across the network.
• Support security awareness activities within the IT team.

• 5+ years of professional experience in network administration.
• Understanding of TCP/IP, DNS, DHCP, routing protocols (BGP, OSPF, EIGRP), and network services.
• Knowledge of network security principles including firewalls, VPNs, intrusion detection/prevention systems, and zero trust architectures.
• Familiarity with network monitoring and management tools (e.g., Solar Winds, Zabbix, ASDM).
• Understanding of wireless networking standards (802.11ac/ax,…