Diversified Systems

NSX Administrator

Diversified Systems$95K — $115K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 5-7 years of experience administering VMware NSX-T in enterprise settings.
  • Strong knowledge of networking concepts like VLANs, BGP, OSPF, and VXLAN.
  • Hands-on familiarity with vSphere, ESXi, and vCenter technologies.
  • Proficient in troubleshooting complex networking and virtualization issues.
  • Understanding of network security best practices and micro segmentation.
  • Experience with automation and scripting using PowerShell, Python, or REST APIs.

Responsibilities

  • Design and implement VMware NSX-T environments with logical routing, switching, and security policies.
  • Manage micro segmentation and network security across virtualized workloads.
  • Perform regular maintenance and updates of NSX components and VMware platforms.
  • Monitor infrastructure health, performance, capacity, and logs with both native and third-party tools.
  • Troubleshoot issues with network overlays and integrations with physical networks.
  • Collaborate with various teams for architecture design and new deployments.
  • Develop and maintain operational documentation and topology diagrams.

Benefits

  • Hybrid work arrangement requiring only one day onsite per week.
  • Opportunities to work on data center modernization initiatives.
  • Engagement with multiple IT teams for broad exposure in a collaborative environment.
  • Potential involvement in incident response activities, enhancing crisis management experience.
Full Job Description
NSX Administrator
Hybrid (Onsite 1 day/wk)
Must currently reside in Pennsylvania

Description:
Diversified Systems is searching for an NSX Administrator responsible for the design, deployment, configuration, and ongoing management of VMware NSX environments. This role ensures the stability, security, and performance of virtualized network infrastructure while collaborating closely with security, systems, and network teams. The NSX Administrator also provides advanced troubleshooting, develops automation to streamline operations, and supports overall data center modernization initiatives.

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

Industry
Founded
1993

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