Network Admin

Network Admin

Holtec Location: Camden, NJ (onsite 4 day a week) Duration 6-18mth

Must have:

• At least 7-10 years' experience configuring and supporting complex campus and datacenter networks
• Exp. architecting, configuring and supporting enterprise firewalls from such as Cisco Firepower, Checkpoint, or Palo Alto preferred.
• Design, configure, and support LAN, WAN, and wireless (RF) infrastructure.
• Professional certifications such as CCNP, JNCIP, or equivalent.
• LinkedIn page

We are seeking a highly experienced Network Administrator to support and maintain a complex, multi-site network environment servicing over 20,000 users. The ideal candidate will have a deep understanding of LAN, WAN, and wireless technologies, with extensive hands-on experience in enterprise network hardware, firewalls, and routing protocols.

Key Responsibilities:

• Design, configure, and support LAN, WAN, and wireless (RF) infrastructure.
• Deploy and maintain network hardware/software, including routers, switches, and firewalls.
• Administer and troubleshoot Cisco, Aruba, and Juniper devices.
• Develop and maintain detailed network documentation and diagrams.
• Manage and coordinate with telecom vendors for connectivity and service delivery.
• Monitor network health using tools like SolarWinds and PRTG.
• Implement and optimize routing protocols (BGP, EIGRP, OSPF) and QoS for voice, video, and data traffic.
• Architect and support enterprise firewalls (Cisco Firepower, Check Point, Palo Alto).
• Collaborate with other IT teams to support enterprise platforms (e.g., storage, databases, Linux, Windows Server).
• Utilize office productivity tools (Excel, Word, etc.) for documentation and reporting.

Required Qualifications:

• 7–10 years of experience managing complex campus and data center networks.
• 5+ years in a senior network role with enterprise firewall architecture and support.
• Professional certifications such as CCNP, JNCIP, or equivalent.
• Strong knowledge of routing, switching, and network security.
• Experience with enterprise-grade network monitoring and management tools.

Preferred Skills:

• Experience with SD-WAN or network segmentation.
• Familiarity with cloud networking (AWS, Azure).
• Scripting or automation experience for network configuration tasks.