Senior DoD Network Engineer - On-Site, TS/SCI

Leidos; Lorton (VA); On-site; USD 108,000 - 195,000; Full time

Benefits offered by this job

Health benefits

Paid leave

Retirement plan

Job summary

Leidos is seeking a Senior Network Engineer in Lorton, VA for an on-site role supporting DoD programs. The candidate will design, deploy, and sustain network architectures, including routers, switches, firewalls, and secure WAN connectivity.

Proficiency with BGP/OSPF, IPsec, and RMF/ STIGs is essential, as is the ability to translate mission requirements into resilient network solutions. The role requires US citizenship and a TS/SCI clearance, with extensive DoD networking experience and strong

Qualifications

• Bachelor's or Master's degree with 6+ years of relevant DoD/network experience.
• Hands-on experience designing, implementing, and troubleshooting enterprise network infrastructure.
• Strong understanding of OSI/TCP/IP models and core networking protocols.

Responsibilities

• Develop detailed network architectures and designs aligned with DoD requirements.
• Configure and troubleshoot enterprise network infrastructure including routers, switches, firewalls, VPN gateways.
• Design and support secure WAN connectivity with IPsec, MPLS, and site-to-site VPNs.

Skills

Routing & Switching

Firewalls

WAN Technologies

BGP

OSPF

IPsec

VLANs

VPN

RMF/STIGs

Education

Bachelor's degree

Master's degree

Tools

Cisco IOS

Juniper JUNOS

Job description

Leidos is seeking a Senior Network Engineer in Lorton, VA for an on-site role supporting DoD programs. The candidate will design, deploy, and sustain network architectures, including routers, switches, firewalls, and secure WAN connectivity.

Proficiency with BGP/OSPF, IPsec, and RMF/ STIGs is essential, as is the ability to translate mission requirements into resilient network solutions. The role requires US citizenship and a TS/SCI clearance, with extensive DoD networking experience and strong