TSSCI Senior Network Engineer

We are seeking a TS/SCI-cleared Senior Network Engineer to own and support a secure Cisco network environment, including troubleshooting, maintenance, security, and unified communications. The role also supports FISMA/RMF compliance, NIST 800-53 controls, POA&M remediation, and Xacta 360, making federal cybersecurity compliance experience highly preferred.

• Bachelor’s degree in information technology or a related technical field, plus strong technical documentation, communication, organization, and customer-engagement skills.
• Seven or more years of hands-on enterprise network/security administration and engineering experience, including network design, installation, operations, maintenance, troubleshooting, security, and performance optimization.
• Three or more years of federal FISMA/RMF security-control validation and compliance experience, including NIST SP 800-53 controls, SSPs, POA&Ms, continuous monitoring, technical control evidence, vulnerability/configuration findings, remediation, annual assessment readiness, and hands-on Xacta/Xacta 360 experience.
• Current Cisco Certified Network Associate (CCNA) or Cisco Certified Network Professional (CCNP) certification. CCNP is strongly preferred.
• Must have experience administering Cisco CUCM/Call Manager and enterprise VoIP technologies, including SIP, QoS, voice VLANs, and voice gateways.
• Demonstrated ability to independently own enterprise network operations and complex Cisco routing, switching, VLAN, firewall, VPN, DNS/DHCP, IP addressing, network monitoring, and connectivity troubleshooting in a production environment.
• Hands-on experience configuring, administering, and maintaining firewalls, VPNs, IDS/IPS, network segmentation, ACLs, secure remote-access solutions, network security devices, and vulnerability remediation.
• Hands-on experience with Windows operating systems, Windows Server/Hyper-V, and Linux, with the ability to support network dependencies across virtualized and identity/access environments.