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Network Engineer Security Clearance

Job in Dallas, Dallas County, Texas, 75201, USA
Listing for: TEKsystems c/o Allegis Group
Full Time position
Listed on 2026-07-01
Job specializations:
  • IT/Tech
    Network Engineer, Cybersecurity, Systems Engineer, Network Security
Job Description & How to Apply Below
Position: Network Engineer with Security Clearance
Network Engineer (CCNA) What You'll Do
-Build and deploy networking components in support of rack and stack infrastructure installations, including access and distribution layer switching
-Configure and manage Cisco switching and routing equipment including VLANs, spanning tree, port channels, and static and dynamic routing
-Perform initial device configuration, validation, and integration testing for network equipment entering the environment
-Support network segmentation and access control configurations in accordance with DISA STIG requirements
-Assist with integration of network infrastructure into VMware and virtualized environments under the direction of senior engineers
-Troubleshoot and resolve network connectivity issues across switching and routing layers
-Maintain accurate network documentation including topology diagrams, VLAN records, IP address management, and configuration baselines
-Support ATO documentation efforts and continuous monitoring activities in coordination with the cybersecurity team
What You Bring
-4–7+ years of hands-on experience in network engineering or network operations roles
-Active Cisco Certified Network Associate (CCNA) certification required; CCNP in progress a strong plus
-Solid working knowledge of Cisco switching and routing platforms including Catalyst and ISR product families

- Experience with VLAN configuration, spanning tree protocols, port channels, and IP routing in enterprise environments
-Familiarity with DISA STIGs and their application to network infrastructure
-Experience supporting rack and stack infrastructure builds in a data center or government facility environment
-Active Top Secret security clearance required; TS/SCI eligibility preferred

Preferred Qualifications
-Prior experience in a DoD, IC, or cleared defense contractor environment
-Familiarity with VMware NSX or network virtualization concepts
-Working knowledge of RMF, NIST 800-53, and the ATO process

- Experience with network automation tools such as Ansible or Python scripting
-Bachelor's degree in Information Technology, Network Engineering, or a related field; equivalent experience considered
-DoD 8570/8140 IAT Level II certification (Security+, or equivalent)
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