SME Network Administrator

GovCIO is currently hiring a highly experienced Network Administrator SME to serve as the technical authority for secure network infrastructure supporting a mission-critical U.S. Coast Guard (USCG) program. This position is located in Alexandria, VA and will be a hybrid position. This position focuses on administering, maintaining, and hardening high-security systems to ensure USCG operational readiness and continuous compliance with federal standards. Responsibilities The Network Administrator SME (TSB) will handle the technical administration and security enforcement of classified systems. Core responsibilities include: Administer and maintain enterprise USCG SIPRNet network infrastructure, including routers, switches, firewalls, TACLANEs, and encryption devices, ensuring compliance with DoD, DHS, and DISA security standards. Implement and enforce robust security configurations and hardening protocols across all network devices, servers, and endpoints in strict accordance with STIGs and RMF requirements. Conduct routine vulnerability scans using tools like ACAS and SCAP, analyze findings, and remediate security issues to successfully maintain Coast Guard system accreditation. Develop and maintain detailed network documentation, including comprehensive architecture diagrams, configuration baselines, and rigorous change control records. Support ongoing Risk Management Framework (RMF) activities by preparing, reviewing, and updating critical accreditation artifacts such as System Security Plans (SSPs), POA&Ms, and eMASS entries. Continuously monitor system performance and security alerts; investigate and troubleshoot complex connectivity, authentication, and configuration issues within classified environments. Collaborate closely with cybersecurity teams, systems engineers, and program leadership to directly align network resources with evolving USCG mission requirements. Participate actively in technical reviews and change control boards (CCB), providing expert recommendations on design modifications and security posture improvements to government leadership. Stay current with emerging engineering technologies, DoD/DHS cybersecurity mandates, and industry best practices for classified network operations. Qualifications High School with 10+ years (or commensurate experience) Required Skills & Experience Certifications: DoD 8570 IAT Level II or higher (e.g., Security+ CE, CySA+) Minimum 5 years of experience with Cisco routers (39xx, 4xxxx, 8K), switches (29xx, 38xx, 9K), and firewalls (55xx and above). 3 years of active experience with TACLANEs (KG 175D, F, N, and G) and GEM management console at a configuration and engineering build level. Clearance Level: Must have an active Secret clearance Preferred Skills & Experience Experience supporting U.S. Coast Guard (USCG) or Department of Homeland Security (DHS) programs, with an understanding of Coast Guard culture and IT operational environments. Experience with these software and technology platforms: Cisco ISE, DoD Zero Trust implementation, F5, Infoblox DNS and Palo Alto firewalls. Experience working directly with government leadership or senior military/Coast Guard officials - GDMS TACLANE school attendance. Strong interpersonal skills, problem-solving skills, and time management skills. Posted Salary Range USD $115,000.00 - USD $130,000.00 /Yr. #J-18808-Ljbffr GovCIO