VMware NSX-T Administrator

About the role

Willan Technologies is seeking an experienced VMware NSX-T Administrator to support the Pennsylvania Office of Administration. This role is responsible for the design, deployment, configuration, security, and ongoing management of enterprise VMware NSX environments. The ideal candidate brings deep hands-on expertise with NSX-T, VMware virtualization, enterprise networking, micro-segmentation, troubleshooting, and automation.

Responsibilities

• Design, implement, configure, and administer VMware NSX-T environments, including logical routing, switching, load balancing, and distributed firewall policies.
• Manage micro-segmentation strategies and enforce network security controls across virtualized workloads.
• Perform maintenance, upgrades, and lifecycle management of NSX components and related VMware platforms.
• Monitor infrastructure health, capacity, performance, and logs using native and third-party monitoring solutions.
• Troubleshoot complex issues involving network overlays, transport nodes, Edge appliances, virtualization, and physical network integrations.
• Collaborate with network, server, security, and architecture teams on platform upgrades, new deployments, and data center modernization initiatives.
• Develop and maintain topology diagrams, configuration records, SOPs, and other technical documentation.
• Develop automation and scripts to improve operational efficiency, consistency, and disaster recovery readiness.
• Support network virtualization incidents and provide escalation support for critical infrastructure issues.
• Participate in an on-call rotation as required.

Required Qualifications

• Strong enterprise-level experience administering VMware NSX-T.
• Strong understanding of networking technologies and concepts, including VLANs, BGP, OSPF, VXLAN/overlay networking, logical routing, and switching.
• Hands-on experience with VMware vSphere, ESXi, vCenter, and related VMware technologies.
• Demonstrated ability to troubleshoot complex networking and virtualization issues across multiple layers.
• Knowledge of network security best practices and hands-on understanding of micro-segmentation design.
• Experience with automation or scripting using PowerShell/PowerCLI, Python, and/or REST APIs.

Highly Desired

• VMware certification such as VCP-NV, VCAP-NV, or equivalent hands-on NSX expertise.
• Knowledge of AWS and/or Azure cloud networking concepts.
• Experience with monitoring and observability platforms such as vRealize Network Insight, VMware Aria Operations, SolarWinds, Splunk, or similar tools.

Candidates must currently reside in Pennsylvania.