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Senior Network AdministratorCompunnel • Jacksonville, Florida, United States
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Senior Network Administrator

Compunnel
  • US
    Jacksonville, Florida, United States
  • US
    Jacksonville, Florida, United States
Jetzt Bewerben

Über

The Senior Network Administrator is responsible for designing, implementing, and maintaining enterprise network infrastructure to ensure high availability, performance, and security. This role involves working with advanced networking technologies, leading troubleshooting efforts, supporting disaster recovery initiatives, and acting as an escalation point for complex issues. The ideal candidate will operate independently, manage vendor relationships, and contribute to continuous improvement of network operations and documentation.
KEY RESPONSIBILITIES
Plan, test, implement, monitor, and review network changes with minimal supervision
Lead troubleshooting efforts and resolve complex, escalated network issues
Serve as an escalation point for junior network administrators
Configure and maintain network infrastructure including routers, switches, firewalls, and VPNs
Ensure system availability and support 24x7 operations with on-call rotation
Monitor network performance using various tools and optimize as needed
Maintain accurate network documentation and system inventory
Manage vendor relationships and contribute to RFP development
Support disaster recovery planning and execution
Develop and maintain process and procedural documentation
REQUIRED QUALIFICATIONS
Bachelor’s degree in Computer Science or related field with 4+ years of experience OR 8+ years of equivalent experience
Hands‑on experience with Cisco Nexus, Catalyst, Meraki, and ASA
Experience with Palo Alto firewalls and Panorama
Strong knowledge of networking protocols (TCP/IP, UDP, SIP, RTP, EIGRP, OSPF, STP, bridging)
Experience with VPN gateways and network security concepts
Proficiency with network monitoring tools (e.g., SolarWinds, NetScout, Wireshark)
Experience with fiber testing tools (OTDR, power meters)
Experience with change management systems (e.g., ServiceNow)
Strong troubleshooting, analytical, and problem‑solving skills
Ability to work independently with minimal supervision
Strong communication and collaboration skills
PREFERRED QUALIFICATIONS
Familiarity with SONET, fiber optic systems, DACS, multiplexers, and T‑1 circuits
Experience with IDS/IPS systems
Knowledge of DHCP and DNS administration
Experience with network performance tools (e.g., Extrahop, Forescout)
Familiarity with remote access tools (e.g., SecureCRT, Putty)
CERTIFICATIONS
CCNP certification (required within 6 months of employment)
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  • Jacksonville, Florida, United States

Sprachkenntnisse

  • English
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