NSX Administrator

Responsibilities

• Design, implement, and administer VMware NSX-T environments, including logical routing, switching, load balancing, and distributed firewall policies.
• Manage micro segmentation strategies and enforce network security posture across virtualized workloads.
• Perform regular maintenance, updates, and lifecycle management of NSX components and related VMware platforms.
• Monitor NSX infrastructure health, performance, capacity, and logs using native tools and third-party monitoring systems.
• Troubleshoot complex issues involving network overlays, transport nodes, edge appliances, and integrations with physical networks.
• Collaborate with network, server, and security teams to support architecture designs, platform upgrades, and new deployments.
• Develop and maintain documentation including topology diagrams, standard operating procedures, and configuration records.
• Implement automation and scripting to improve efficiency, consistency, and disaster recovery readiness.
• Support incident response activities related to network virtualization and ensure timely resolution.
• Participate in on-call rotation and provide escalation support for critical infrastructure issues.

Requirements

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

Highly Desired Skills

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

About Diversified Systems

Diversified Systems is an award-winning Technology Services corporation providing all levels of IT project consulting services nationwide. Founded in 1990, DSI is headquartered in Columbus, Ohio with regional offices in the American Midwest and East Coast. We offer our consultants a number of flexible and competitive compensation benefit packages. DSI is committed to the principles of equal employment and is focused on advancing equality, diversity, and inclusion by setting high standards to continually evolve our culture.