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Sr Network Administrator with Security Clearance

SMS Data Products Group, IncChattanooga, TN🇺🇸United StatesPosted Sep 19, 2026

Why This Role Stands Out

This Senior Network Administrator role offers a fantastic opportunity to contribute to critical national defense missions, leveraging your expertise to enhance network security and performance for the Air National Guard. If you are a skilled network professional with a passion for robust infrastructure and a desire to grow within a reputable organization dedicated to its employees, this position is an excellent fit for your career aspirations. Apply today to join a team that values your contributions and provides the resources for you to excel.

Quick Overview

Seniority
Mid Senior
Employment type
Temporary/Casual
Work mode
On Site
Location
Chattanooga, TN, United States
Posted
1 week ago
Splunk

Job Description

SMS is hiring a Sr. Network Administrator to support our Base Infrastructure Modernization (BIM) contract. This position will provide Tier 2-4 Network Administration support augmenting Air National Guard Communications Squadron personnel in operating NIPR and SIPR Base Area Network infrastructure. This position is located at Chattanooga ANG, Tennessee. Since 1976, SMS has specialized in modernizing legacy IT and sustaining complex enterprise environments for federal agencies.

With the goal of building long-term partnerships with our customers, we invest in our employees by providing the training, tools, and support they need to keep critical missions operational, improve performance, and reduce risk. SMS is headquartered in McLean, Virginia, with offices and on-site operations at customer locations throughout the United States. For additional information on SMS, visit www.sms.com . Submit your resume today! Job Responsibilities

  • Provide Tier 2 network administration support augmenting Air National Guard Communications Squadron personnel in operating legacy NIPR and SIPR Base Area Network infrastructure
  • Perform shared Tier 2 network administration responsibilities including network monitoring, troubleshooting, security patching per vendor guidance, and configuration management
  • Configure network equipment including switches, routers, and wireless controllers per vendor engineering design
  • Maintain network device configurations and implements approved changes following change management processes per TO 00-33A-1100
  • Monitors network performance using SolarWinds, Splunk, and other network management tools
  • Troubleshoot network connectivity issues, routing problems, VLAN configurations, and switching infrastructure
  • Perform security patching and vulnerability remediation on network devices
  • Respond to Time Compliance Network Orders (TCNOs), Information Assurance Vulnerability Alerts (IAVAs), and USCYBERCOM/AFCYBER TASKORDs
  • Participate in local configuration control board meetings
  • Coordinate with Tier 3/4 Subject Matter Experts for complex troubleshooting requiring advanced engineering support
  • Document network changes in Enterprise ITSM solution (ServiceNow)
  • Retain administrative privileges and access alongside Communications Squadron personnel Required Qualifications
  • Education: BA/BS Degree
  • Experience: 8 Years
  • Cisco CCNA or equivalent required (WCNA or CWNA)
  • CompTIA Security+CE required
  • DoD Secret security clearance required SMS is an

Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

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