Network Administrator Senior

General Dynamics Information Technology•USA FL MacDill AFB - 7115 S Boundary Blvd (FLC096), FL

7d•$85,093 - $100,625•Onsite

About The Position

Join GDIT’s expanding US Battlefield Information Collection and Exploitation System eXtended (US BICES-X) program, which supports DoW intelligence information sharing for mission partners, coalition forces, and developing nations. The program has a globally distributed team aligned with each combatant command and supports warfighters and their missions. This position supports a collaborative, fast-paced environment addressing real-world challenges. The role oversees global network backbone and data center infrastructure, maintains service availability and security, administers ITSM processes and configuration records, resolves complex network issues, and contributes to resilient, mission-critical operations. The position is onsite at MacDill AFB, Florida, with less than 10% travel and 40 scheduled hours per week.

Requirements

Active Secret security clearance or higher; must be able to obtain Top Secret/SCI clearance.
U.S. citizenship required.
At least 5 years of related experience implementing, maintaining, and securing complex enterprise WAN/LAN environments.
Bachelor’s degree or equivalent professional experience.
Current professional networking and security certifications, such as CCNA and Security+ CE, or equivalent.
Expert-level knowledge of networking principles, including OSPF, BGP, STP, and physical-layer standards such as fiber, copper, and transceivers.
Proficiency administering and securing network architectures that support enterprise voice, video, and data services.
Advanced knowledge of ServiceNow ITSM modules, including change, incident, and configuration management practices.
Commitment to government security and experience working in regulated environments.
Exceptional communication skills, including the ability to explain complex technical concepts to technical teams and leadership.
Skills in Cisco technologies, network administration, and network infrastructures.

Nice To Haves

Bachelor’s degree in a technical field such as Computer Science or Networking, or equivalent professional experience.
Advanced certifications such as Cisco CCNP or Juniper JNCIP.
Experience with asset management and physical infrastructure planning, including rack-level design and documentation.
Knowledge of virtualization technologies and their application to network services.
Hands-on experience with firewall administration and ACL management.

Responsibilities

Oversee the lifecycle of a global multiplanar backbone and data center fabric, maintaining service availability through hardware and software management and proactive maintenance.
Lead and enforce integration of ITSM processes through ServiceNow, documenting incidents, service requests, and configuration changes.
Maintain the Configuration Management Database (CMDB), including rack elevations, port maps, and IP assignments.
Configure and maintain routers, switches, encryption devices, and related hardware according to global infrastructure standards.
Troubleshoot and resolve complex connectivity issues to maintain enterprise-wide data flow and service availability.
Implement and enforce configuration standards, including STIG compliance audits and proactive risk mitigation.
Collaborate with cross-functional teams to translate high-level designs into operational physical and logical network infrastructure.
Mentor and provide technical support to mid-level and junior team members.
Develop and implement disaster recovery and rapid restoration procedures.
Monitor network performance, resolve bottlenecks, and ensure capacity for mission-critical data traffic.
Manage hardware logistics, including RMAs, vendor coordination, and spare parts inventory.
Serve as an on-call escalation point and resolve infrastructure issues in a timely manner.