Sr Network Administrator

Black Box
Norfolk, United States of America
10 days ago

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Languages
English
Experience level
Senior

Job location

Norfolk, United States of America

Tech stack

Amazon Web Services (AWS)
Azure
Border Gateway Protocol
Cisco IOS
Cloud Computing
Complex Networks
Enhanced Interior Gateway Routing Protocol
Firmware
Virtual Private Networks (VPN)
Python
Network Security
Network Troubleshooting
Network Architecture
Network Monitoring
Routing
Network Segmentation
Network administration
Network Management System
Open Shortest Path First
Ansible
Systems Integration
TCP/IP
Virtual Local Area Networks
Wide Area Networks
Network Routers
Scripting (Bash/Python/Go/Ruby)
Computer Networking Systems
Nx-os
Firewalls (Computer Science)
Information Technology
Wireless Technologies
Open Network Automation Platform
Cisco networks
Vulnerability Analysis

Job description

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., * 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.

Security & Compliance

  • 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.

Documentation & Process Development

  • 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.

Knowledge Transfer & Collaboration

  • 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.

Continuous Improvement

  • 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.

Requirements

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., * 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., * 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., * Strong analytical and problem-solving skills
  • Excellent written and verbal communication skills
  • Ability to translate complex technical concepts for non-technical audiences
  • Proactive, detail-oriented, and self-driven
  • Strong collaboration and mentoring abilities, * Stable and secure network operations with minimal downtime
  • High-quality, up-to-date documentation
  • Effective knowledge transfer resulting in capable ORF IT staff
  • Continuous improvements in network performance and reliability

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