Senior SME Network Administrator — Secret-Cleared (Hybrid)

GovCIO; Alexandria (VA); Hybrid; USD 130,000 - 150,000; Full time

Job summary

GovCIO is hiring a SME Network Administrator to serve as the technical authority for secure network infrastructure supporting a mission-critical U.S. Coast Guard program.

This hybrid role is located in Alexandria, VA, and focuses on administering, maintaining, and hardening high-security systems to meet federal standards. The candidate will manage NIPRNet/SIPRNet infrastructure, enforce STIG/RMF controls, review vulnerability findings, and prepare accreditation artifacts.

Qualifications

• DoD 8570 IAT Level II certification (e.g., CompTIA Security+ CE, CySA+, CCNA Security, GSEC).
• Bachelor's degree (or commensurate experience) and 8 years of experience.
• Expert-level experience with Cisco routers and switches and firewalls.
• Minimum 3 years of hands-on experience with TACLANEs and GEM management console.
• Strong knowledge of DoD STIGs, RMF processes, and DISA security standards.
• Proven ability to lead network hardening, vulnerability remediation, and accreditation efforts.

Responsibilities

• Administer and maintain classified network infrastructure (NIPRNet/SIPRNet) in compliance with DoD standards.
• Configure and harden devices per STIGs/RMF; enforce security configurations.
• Review vulnerability scans and remediate issues to maintain accreditation.
• Develop network documentation, baselines, and change records.
• Support RMF lifecycle activities with SSPs, POA&Ms, and eMASS entries.
• Monitor performance and resolve connectivity/security issues in classified environments.
• Collaborate with cybersecurity teams, engineers, and leadership on security posture.

Skills

Network security

System hardening

Vulnerability remediation

Leadership

Education

Bachelor's degree or commensurate experience

Tools

Cisco routers

Cisco switches

Firewalls

TACLANEs

GEM management console

DoD STIGs RMF knowledge

Infoblox DNS

Job description

GovCIO is hiring a SME Network Administrator to serve as the technical authority for secure network infrastructure supporting a mission-critical U.S. Coast Guard program.

This hybrid role is located in Alexandria, VA, and focuses on administering, maintaining, and hardening high-security systems to meet federal standards. The candidate will manage NIPRNet/SIPRNet infrastructure, enforce STIG/RMF controls, review vulnerability findings, and prepare accreditation artifacts.