Senior Network Infrastructure Specialist

SAIC

Scott Air Force Base, IL

JOB DETAILS
SALARY
$80,001–$120,000 Per Year
SKILLS
Address Management, Analysis Skills, BGP, CCNA - Cisco Certified Network Associate, Cisco Certifications, Communication Skills, CompTIA Security+, Computer Certifications, Computer Network Defense (CND), Computer Systems, Cryptography, Customer Support/Service, DNS (Domain Name System), Data Storage, DoD Secret Clearance, Feasibility Analysis, Federal Government, GSEC - GIAC Security Essentials Certification, Hardware Configuration Management, Hardware Specification, IAT - Information Assurance Technical, IPv6, Incident Response, Information Technology & Information Systems, Intellectual Property (IP), Leadership, Maintain Compliance, McAfee Product Family, Metrics, Microsoft Excel, Microsoft Office, Microsoft PowerPoint, Microsoft Visio, Microsoft Word, Network Administration/Management, Network Architecture/Engineering, Network Connectivity, Network Design, Network Performance/Analysis, Open Shortest Path First Protocol (OSPF), Process Development, Project Evaluation, Regulatory Compliance, Routing Protocols, SMTP (Simple Mail Transfer Protocol), SSCP - Systems Security Certified Practitioner, Secret Clearance, Security Compliance, Sensitive Compartmented Information (SCI), Service Level Agreement (SLA), Software Development, Splunk, Strategic Planning, System Integration (SI), Systems Engineering, Technical Leadership, Technical Writing, Top Secret Clearance, United States Department of Defense (DoD), VLAN (Virtual Local Area Network), VPN (Virtual Private Network), Wide Area Network (WAN), Wireless Communications, Work From Home
LOCATION
Scott Air Force Base, IL
POSTED
1 day ago
Job ID: 2611734

Location: Scott Afb, IL, US

Date Posted: 2026-04-21

Category: Information Technology

Subcategory: Network Engineer

Schedule: Full-Time

Shift: Day Job

Travel: No

Minimum Clearance Required: Secret

Clearance Level Must Be Able to Obtain: None

Potential for Remote Work: ORA_ON_SITE

Description

?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.

Key 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.


Qualifications

Required Qualifications:
  • BA/BS and 4+ years of experience in network engineering or infrastructure operations.
  • Active DoD Secret clearance with ability to obtain TS/SCI.
  • IAT Level II certification, such as: Security+, CCNA-Security, CySA+, GICSP, GSEC, CND, or SSCP.
  • At least one Computing Environment certification (Cisco, Splunk, McAfee, etc.).
  • Experience installing and maintaining DoD networks in compliance with security requirements.
  • Strong expertise in routing protocols (OSPF, BGP), IPv6, VPN, and global WAN environments.
  • Proficiency with Microsoft Office tools including Word, PowerPoint, Visio, and Excel.
  • Demonstrated experience producing accurate and comprehensive technical documentation.
  • Strong communication skills for interacting with personnel of varying technical backgrounds.


Target salary range: $80,001 - $120,000. The estimate displayed represents the typical salary range for this position based on experience and other factors.


SAIC is a premier technology integrator providing full life cycle services and solutions in the technical, engineering, intelligence, and enterprise information technology markets. SAIC is Redefining Ingenuity through its deep customer and domain knowledge to enable the delivery of systems engineering and integration offerings for large, complex projects. SAIC's approximately 15,000 employees are driven by integrity and mission focus to serve customers in the U.S. federal government. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $4.5 billion. For more information, visit saic.com. For information on the benefits SAIC offers, see .

About the Company

S

SAIC

SAIC is a premier Fortune 500® technology integrator driving our nation's digital transformation. Our robust portfolio of offerings across the defense, space, civilian, and intelligence markets includes secure high-end solutions in engineering, IT modernization, and mission solutions. Using our expertise and understanding of existing and emerging technologies, we integrate the best components from our own portfolio and our partner ecosystem to deliver innovative, effective, and efficient solutions that are critical to achieving our customers' missions. We are a team of 26,000 strong driven by mission, united purpose, and inspired by opportunity. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $7.1 billion. For more information, visit saic.com.
COMPANY SIZE
10,000 employees or more
INDUSTRY
Computer/IT Services
FOUNDED
2013
WEBSITE
https://jobs.saic.com/