Senior Firewall Architect – DoD TS/SCI, On-Site Pentagon
Listed on 2026-09-25
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IT/Tech
Cybersecurity, Network Security
Leidos is seeking a Senior Firewall Engineer for the GSM-O program, located 100% on-site at the Pentagon. You will design, implement, and manage complex firewall solutions to protect DoD network infrastructure and ensure secure operations.
The role requires expertise with Cisco ASA, Juniper SRX, and Palo Alto, plus leadership of a firewall team, change-management governance, and strong security policy development. Applicants must hold an active TS/SCI clearance and relevant certifications.
This posting is for the Senior Firewall Architect – DoD TS/SCI, On-Site Pentagon role at Leidos, based in WA, United States.
The position is based in WA, United States.
This opportunity is part of our work in IT & Technology.
The advertised compensation is 131..
We aim to respond to suitable candidates as soon as possible.
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