Jobs · Information Technology · New Hampshire

Mid Level IT Administrator/Network Technician (Secret Clearance Required)

On-siteInformation TechnologyFull-time

Key Responsibilities

  • Maintain, troubleshoot, and support Domain, LAN, WAN, and wireless networks.
  • Install, configure, and support server and network hardware (domain controllers, application servers, switches, routers, firewalls, access points).
  • Aid in secure network environments, including role-based access controls and RMF requirements.
  • Assist with system and network upgrades, patching cycles, and modernization efforts.
  • Diagnose and resolve connectivity, performance, and hardware issues.
  • Perform routine administration, backups, and documentation.
  • Support VoIP systems, network cabling, and infrastructure components.
  • Collaborate with IT and cybersecurity teams to support mission-critical operations.
  • Maintain network asset documentation and change logs.
  • Ensure compliance with DoD security standards and cybersecurity best practices.

Requirements

  • Active DoD Secret Security Clearance (required)
  • CompTIA Security+ certification (required)
  • 2–5 years of hands-on IT system administration and/or network support experience
  • Strong understanding of TCP/IP, DNS, DHCP, VPN, VLANs, routing, and switching
  • Experience with networking hardware from vendors such as Cisco, Juniper, Ubiquiti, Meraki
  • Familiarity with firewalls, ACLs, and secure network configuration
  • Ability to interpret and maintain network diagrams and documentation
  • Strong troubleshooting and problem-solving abilities
  • Additional certifications such as Network+ or CCNA are preferred

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