Senior Firewall Engineer & Team Lead – DoD On-site

Leidos, in the Digital Modernization sector, seeks a Senior Firewall Engineer to support the GSM-O effort at the Pentagon, with 100% on-site work. You will design, implement, and manage firewall solutions across Cisco ASA/Firepower, Juniper SRX, and Palo Alto to protect critical DoD networks.

The role requires TS/SCI clearance and DoD 8140 alignment, with leadership responsibilities to guide firewall teams, enforce security policies, and coordinate with the Government PMO.