Network Administrator

Robert Half Technology is seeking a hands‑on Network Administrator to support and maintain a client in a government agency. This role focuses on ensuring the stability, performance, and reliability of the organization’s network infrastructure through proactive monitoring, troubleshooting, and ongoing administration. The ideal candidate will have strong networking fundamentals, VMware experience, and the ability to communicate effectively with both technical and non‑technical stakeholders.

Duration: Short‑term contract
Location: 100 % onsite – Downtown Seattle
Schedule: Monday‑Friday (8 AM‑5 PM; after‑hours support as needed)

Responsibilities

• Maintain and support the organization’s network infrastructure, ensuring high availability and performance.
• Proactively monitor network health and respond to performance issues, outages, and connectivity problems.
• Perform Tier 2 and Tier 3 troubleshooting across network, server, and infrastructure components.
• Configure, manage, and support switches, routers, wireless access points, controllers, firewalls, and related network devices.
• Troubleshoot and resolve issues related to routing, switching, VLANs, network segmentation, TCP/IP, and firewall configurations.
• Support VMware vSphere environments, including basic administration, troubleshooting, and configuration assistance.
• Assist with server and infrastructure maintenance activities.
• Document network changes, procedures, troubleshooting steps, and technical configurations.
• Partner with cross‑functional teams to communicate technical issues, resolutions, and project updates in a clear and understandable manner.
• Participate in infrastructure improvement initiatives and ongoing operational support.

Qualifications

• 3–5 years of hands‑on network engineering experience supporting enterprise environments.
• Experience administering and troubleshooting VMware vSphere environments.
• Strong experience with network infrastructure technologies, including Cisco switches, Aruba networking solutions, Meraki environments, Dell switches and servers, and F5 appliances.
• Deep understanding of TCP/IP, routing and switching, VLANs, network segmentation, firewall administration and configuration, and network troubleshooting methodologies.
• Familiarity with network security fundamentals and best practices.
• Experience documenting technical procedures, network changes, and troubleshooting activities.
• Strong verbal and written communication skills with the ability to explain technical concepts to non‑technical users.
• Ability to work independently while collaborating effectively with technical teams and business stakeholders.

Preferred Qualifications

• Experience supporting hybrid or cloud‑connected environments.
• Exposure to network performance monitoring and capacity planning.
• Experience working with infrastructure modernization or virtualization initiatives.

Benefits

• Medical, vision, dental, life, and disability insurance.
• Eligibility to enroll in the company 401(k) plan.