Network Administrator Senior

General Dynamics Information Technology; Tampa (FL); Vor Ort; USD 110.000 - 160.000; Vollzeit

Zusammenfassung

General Dynamics Information Technology, Inc. seeks a driven network professional to support the US BICES-X program. You will oversee global backbone, manage CMDB, and ensure uptime for critical DoD operations.

You will implement ITSM processes in ServiceNow, maintain secure configurations, and mentor teammates while coordinating with vendors and government partners. A Secret clearance and DoD networking background are highly valued.

Qualifikationen

• Active Secret clearance required; DoD environment experience preferred.
• 5+ years implementing and securing enterprise WAN/LAN networks.
• Strong knowledge of routing and switching protocols and physical layer standards.

Aufgaben

• Oversee global multi-planar backbone and data center fabric availability.
• Lead ITSM lifecycle using ServiceNow, documenting incidents and changes.
• Maintain CMDB with rack elevations, port maps, IPs for audits.
• Configure and maintain routers, switches, encryption devices per standards.
• Troubleshoot complex connectivity to ensure enterprise data flow.
• Enforce configuration standards and STIG audits.
• Collaborate to translate designs into physical/logical network infra.
• Mentor junior team members on best practices and discipline.
• Develop disaster recovery and rapid restoration procedures.
• Monitor performance to prevent bottlenecks and maintain capacity.
• Manage hardware logistics: RMAs, vendors, spare parts.
• Serve as on-call escalation point for infra issues.

Kenntnisse

Active Secret clearance

WAN/LAN networking experience

Networking protocols (OSPF, BGP, STP)

Voice/video/data services knowledge

Excellent communication skills

Ausbildung

Bachelor's Degree or equivalent professional experience

Tools

ServiceNow ITSM

CCNA / Security+ CE

Jobbeschreibung

Join a dynamic and consistently expanding program at GDIT! The US Battlefield Information Collection and Exploitation System eXtended (US BICES-X) is a leading-edge initiative directly supporting critical DoW intelligence information sharing addressing current and emerging global threats to mission partners, coalition forces, and developing nations. With a globally distributed team aligned with each combatant command, US BICES-X plays a vital role in supporting the warfighter and their missions. We are seeking a creative and highly motivated professional eager to tackle real-world challenges within a collaborative and fast-paced environment.

Responsibilities

• Oversee the lifecycle of a global multiplanar backbone and data center fabric, ensuring maximum service availability through rigorous hardware/software management and proactive system maintenance.
• Lead and enforce theintegrationofITSM processesvia ServiceNow, ensuring that incidents, service requests, and configuration changes are consistently documented.
• Maintain an up-to-dateConfiguration Management Database (CMDB), tracking rack elevations, port maps, and IP assignments for audit readiness and system accuracy.
• Configure and maintain network devices, including routers, switches, encryption devices, and related hardware, adhering to global infrastructure standards.
• Troubleshoot and resolve complex connectivity issues to maintain enterprise-wide data flow, ensuring service availability for critical operations.
• Implement and enforce configuration standards, includingSTIG compliance auditsand proactive risk mitigation processes.
• Collaborate with cross-functional teams to transform high-level designs into operational physical and logical network infrastructure.
• Provide mentorship and technical support to mid-level and junior team members, instilling best practices and enforcing operational discipline.
• Develop and implement disaster recovery and rapid restoration procedures to maintain network resilience and reduce downtime.
• Monitor network performance to identify and resolve bottlenecks, enhancing data traffic flow and ensuring mission-critical capacity.
• Manage hardware logistics, including RMAs, vendor coordination, and spare parts inventory to minimize repair times.
• Serve as an on-call escalation point, delivering timely resolution of infrastructure issues.

Required Qualifications

• Active Secret security clearance (or higher).
• 5+ years of experienceimplementing, maintaining, and securing complex enterprise WAN/LAN environments.
• Bachelor's Degreeor equivalent professional experience.
• Current professional certificationsin networking and security, such asCCNA,Security+ CE, or equivalent.
• Expert-level knowledge of networking principles, including routing and switching protocols (OSPF, BGP, STP), and physical layer standards (fiber/copper/transceivers).
• Proficiency in administering and securing various network architectures that support enterprise-level voice, video, and data services.
• Experience administering and securing enterprise network architectures, supporting voice, video, and data services.
• Advanced knowledge ofServiceNow ITSM modules, including change, incident, and configuration management practices.
• Commitment togovernment security and experience working in regulated environments.
• Exceptional communication skills, capable of effectively articulating complex technical concepts to diverse audiences, including technical teams and leadership.

Preferred Qualifications

• Bachelor’s degreein a technical field (e.g., Computer Science, Networking) or equivalent professional experience.
• Advanced certifications, such asCisco CCNPorJuniper JNCIP.
• Experience withasset managementandphysical infrastructure planning, including rack-level design and documentation.
• Knowledge ofvirtualization technologies and their application to network services.
• Hands-on experience withfirewall administrationandACL management.