Senior Network Infrastructure Specialist

SAIC•Scott AFB, IL

About The Position

SAIC is seeking a Senior Network Infrastructure Specialist to support high-visibility and mission-critical network operations for the U.S. Transportation Command (USTRANSCOM). This role supports enterprise-level infrastructure within a global DoD environment and requires independent technical leadership, infrastructure design expertise, and oversight of junior staff. The successful candidate will operate with minimal supervision, lead complex tasks, and ensure secure, reliable, and resilient network operations across multiple transport mediums and global WAN environments.

Requirements

Deep technical expertise in routing protocols (OSPF, BGP), IPv6, VPN technologies, and global WAN backbone operations.
Experience supporting secure and non-secure wireless communication infrastructure, network connectivity, and associated services.
Experience coordinating and executing cryptographic circuit maintenance.
Experience installing and maintaining network transport medium (fiber, copper, wireless), including user access drops.
Experience performing planned upgrades and maintenance while minimizing operational disruption.
Experience providing DNS and SMTP support, IP address management, and VLAN configuration.
Experience collecting, analyzing, and reporting network availability metrics on a recurring and ad-hoc basis.
Experience maintaining comprehensive technical documentation including, physical and logical network architecture diagrams, equipment room layouts with rack elevations Inside/outside plant specifications, & hardware configurations.
Experience responding to network incidents, providing after-action reporting, and supporting service recovery.
Experience adhering to established processes to ensure compliance with service level agreements.

Nice To Haves

Independent technical leadership
Infrastructure design expertise
Oversight of junior staff
Ability to operate with minimal supervision
Ability to lead complex tasks
Ensure secure, reliable, and resilient network operations across multiple transport mediums and global WAN environments.

Responsibilities

Develop strategies and design network infrastructure to meet organizational and mission objectives.
Advise leadership on technology purchases involving data storage, processing, network access, and application development.
Assess feasibility of future projects and provide expert recommendations.
Provide deep technical expertise in routing protocols (OSPF, BGP), IPv6, VPN technologies, and global WAN backbone operations.
Support secure and non-secure wireless communication infrastructure, network connectivity, and associated services.
Coordinate and execute cryptographic circuit maintenance.
Install and maintain the network transport medium (fiber, copper, wireless), including user access drops.
Perform planned upgrades and maintenance while minimizing operational disruption.
Provide DNS and SMTP support, IP address management, and VLAN configuration.
Collect, analyze, and report network availability metrics on a recurring and ad-hoc basis.
Maintain comprehensive technical documentation including, physical and logical network architecture diagrams, equipment room layouts with rack elevations Inside/outside plant specifications, & hardware configurations.
Respond to network incidents, provide after-action reporting, and support service recovery.
Adhere to established processes to ensure compliance with service level agreements.