Network Administrator, Sr with Security Clearance

apartmentSMS Data Products Group, Inc placeWest Mclean calendar_month8/17/26

SMS is hiring a Sr. Network Administrator to support our Base Infrastructure Modernization (BIM) contract. This position will provide Tier 2 Network Administration support augmenting Air National Guard Communications Squadron personnel in operating legacy NIPR and SIPR Base Area Network infrastructure.

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

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
Monitor 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
Minimum 8 years of Network Administration experience in DoD environments
Possess Bachelor's degree in information technology, network engineering, or related field
Cisco CCNP or equivalent required
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.

Req # 2026-5455

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