Sr Network Administrator

Black BoxNorfolk, VA
Onsite

About The Position

Customer in the process of standardizing on a Cisco network, and they need an experienced Network Administrator as their staff is learning and doing at the same time. This individual would be on site (preferably from the Norfolk area) and be expected to not only configure and monitor the network, but develop documentation and transfer knowledge to ORF IT staff. Scope: Customer in the process of standardizing on a Cisco network, and they need an experienced network administrator as their staff is learning and doing at the same time. It is not going well. This individual would be on site (preferably from the Norfolk area) and be expected to not only configure and monitor the network, but develop documentation and transfer knowledge to ORF IT staff.

Requirements

  • Bachelor’s degree in Computer Science, Information Technology, or related field (or equivalent experience).
  • 5+ years of hands-on experience with Cisco networking technologies.
  • Strong knowledge of TCP/IP, LAN/WAN, routing, switching, and network security.
  • Experience with Cisco IOS, NX-OS, and network management tools.
  • Proven ability to troubleshoot complex network issues in enterprise environments.
  • Solid documentation skills and experience creating technical artifacts.

Nice To Haves

  • Cisco certifications (CCNA, CCNP, or CCIE preferred).
  • Experience with network automation and scripting (Python, Ansible, etc.).
  • Familiarity with cloud networking (Azure, AWS) and hybrid environments.
  • Experience working in knowledge transfer or training-focused roles.

Responsibilities

  • Configure, deploy, and maintain Cisco-based network infrastructure including routers, switches, firewalls, and wireless systems.
  • Monitor network performance, availability, and security using enterprise monitoring tools.
  • Troubleshoot network issues and outages, ensuring timely resolution with minimal downtime.
  • Perform regular system upgrades, patching, and firmware updates for Cisco devices.
  • Implement and manage VLANs, routing protocols (OSPF, EIGRP, BGP), and network segmentation.
  • Maintain network security through proper configuration of firewalls, VPNs, and access controls.
  • Conduct vulnerability assessments and implement remediation measures.
  • Ensure compliance with organizational and regulatory security standards.
  • Develop and maintain detailed network documentation including topology diagrams, configurations, SOPs, and operational runbooks.
  • Establish best practices for network management and operational procedures.
  • Ensure documentation is regularly updated and accessible to the IT team.
  • Provide structured knowledge transfer to ORF IT staff through training sessions, workshops, and hands-on demonstrations.
  • Mentor internal staff to build in-house networking capability and reduce external dependencies.
  • Collaborate with cross-functional IT teams to support infrastructure projects and integrations.
  • Evaluate network performance and recommend improvements or upgrades.
  • Stay current with Cisco technologies, network trends, and industry best practices.
  • Support capacity planning and scalability initiatives.
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