First Division Consulting, Inc

Master Network Specialist – INS Technical Lead

First Division Consulting, Inc

full-time

Posted on:

Location: Virginia • 🇺🇸 United States

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Job Level

Senior

Tech Stack

AnsibleDNSFirewallsLinuxSwitchingTypeScript

About the role

  • Lead and mentor a team of senior network technicians in a Department of Defense (DoD) environment, providing technical direction and oversight for Tier II and Tier III operations.
  • Oversee configuration, integration, and management of firewalls, routers, switches, VPNs, DNS, and Linux systems within NIPRNET and SIPRNET boundaries.
  • Manage and maintain enterprise virtual server infrastructure, storage area networks, and messaging environments across more than 5,000 physical and virtual systems.
  • Ensure network operations meet stringent DoD security and availability standards, supporting distributed operations and enterprise business needs.
  • Troubleshoot and resolve complex network issues, including WAN optimization, routing and switching, and firewall management.
  • Coordinate with MCCOG leadership to analyze requirements, define technical solutions, and implement best practices for network defense and resilience.
  • Conduct security audits, supervise system modifications, and ensure compliance with DoD 8570.01M and other relevant policies.
  • Develop and maintain technical documentation, network diagrams, and operational procedures.
  • Participate in incident response, escalation management, and after-action reviews to continuously improve network defense posture.
  • Provide training and technical guidance to team members, fostering a culture of continuous learning and technical excellence.

Requirements

  • Minimum of five (5) years’ experience leading senior technicians in a DoD network environment, specifically supporting Tier II – Tier III DNS, Linux, firewalls, WAN optimization, and routing/switching.
  • IAT Level III certification (per DoD 8570.01M requirements).
  • Active TS/SCI security clearance.
  • ITIL v4 Foundation Certification.
  • STIG hardening experience.
  • Ansible experience.
  • Tenable experience.
  • Demonstrated expertise in managing large-scale, mission-critical networks with a focus on security, redundancy, and high availability.
  • Strong knowledge of DoD network protocols, security standards, and operational requirements.
  • Preferred: Experience with enterprise virtual server environments and storage area networks.
  • Preferred: Familiarity with Marine Corps network operations and MCCOG procedures.
  • Preferred: Excellent communication, leadership, and documentation skills.
  • Preferred: Ability to work collaboratively in high-pressure, mission-critical environments.