Network Admin

Holtec Location: Camden, NJ (onsite 4 day a week) Duration 6-18 months 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 Solar Winds 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.