SAIC

Senior Network Infrastructure Specialist

SAIC$100K — $120K *
Aerospace & Defense
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • BA/BS and 4+ years in network engineering or infrastructure operations.
  • Active DoD Secret clearance with ability to obtain TS/SCI.
  • IAT Level II certification (e.g., Security+, CCNA-Security, etc.).
  • At least one Computing Environment certification (Cisco, Splunk, etc.).
  • Experience with DoD networks compliant with security requirements.
  • Strong skills in routing protocols (OSPF, BGP), IPv6, VPN, and global WAN environments.
  • Proficient in Microsoft Office tools including Word, PowerPoint, Visio, and Excel.

Responsibilities

  • Develop strategies and design network infrastructure to meet mission objectives.
  • Advise leadership on technology purchases for data storage, processing, and network access.
  • Assess feasibility of future projects and provide expert recommendations.
  • Provide expertise in routing protocols, IPv6, VPN, and WAN operations.
  • Support secure and non-secure wireless communication infrastructure.
  • Coordinate cryptographic circuit maintenance.
  • Install and maintain network transport mediums such as fiber and copper.
  • Perform planned upgrades and maintenance while minimizing disruption.
  • Provide support for DNS, SMTP, IP address management, and VLANs.
  • Collect and analyze network availability metrics.
  • Maintain comprehensive technical documentation for network architecture.
  • Respond to network incidents and support service recovery.

Benefits

  • Comprehensive technical training opportunities.
  • Career advancement within a high-visibility, mission-critical environment.
  • Opportunity to engage with cutting-edge networking technologies in a DoD setting.
  • Supportive work environment with minimal supervision for independent technical leadership.
  • Professional growth through mentorship and oversight of junior staff.
Full Job Description
Job 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.


About SAIC

Science Applications International Corporation (SAIC) is a technology integrator in the technical, engineering, intelligence, and enterprise information technology markets. SAIC has approximately 26,000 employees and operates in more than 70 countries. The company was founded in 1969 and is headquartered in Reston, Virginia. SAIC provides services to the U.S. government, including the Department of Defense, the intelligence community, and civilian agencies. The company also serves commercial customers in the healthcare, energy, and financial services sectors.
Learn more about SAIC
Size
26,000 employees
Market Cap
$6 billion
Industry
Net Income
$206 million
Founded
1969
5 Year Trend
+10.7%
Revenue
$6.8 billion
NASDAQ

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