← Back to Jobs
Full time
Engineering
Lead Firewall Engineer
LeidosGreenbelt, MD🇺🇸United StatesPosted 28 Mar 2026
Quick Overview
Salary
$131.3k - $237.3k/yr
Work Type
On Site
Schedule
Full Time
Level
Mid Senior
Job Description
Lead Firewall Engineer | Greenbelt, MD, United States | On-site | $131,300.00 - $237,350.00
We're hiring on behalf of a globally recognised technology and industry leader that provides advanced digital and mission-focused innovations to government and commercial clients. This organisation is known for its relentless pursuit of innovation and its commitment to solving complex challenges in critical sectors.
The Role
• Design, implement, and manage complex firewall solutions using Cisco ASA/Firepower, Juniper SRX, and Palo Alto technologies.
• Monitor firewall performance and security logs to proactively identify and mitigate potential threats.
• Develop and enforce robust network security policies and procedures to maintain integrity.
• Conduct system audits to ensure compliance with established standards and regulations.
• Collaborate effectively with IT, Security, and Network teams for seamless integration of firewall solutions.
• Serve as a People Leader for the Firewall Task Area, overseeing operations, projects, and assessments.
What You'll Need
• Bachelor's degree with 12+ years of directly relevant experience (or equivalent military/work experience).
• At least 3 years of firewall experience within a DoD environment.
• Demonstrated knowledge in planning, directing, and managing a Firewall Team.
• Proven experience with perimeter and internal firewalls (physical and virtual).
• Advanced experience in managing baseline configurations and evaluating firewall rules for optimal security.
• An active DoD Top Secret security clearance with the ability to obtain TS/SCI.
• DoD 8570 IAT II or higher certification and a Juniper, Cisco, or Palo Alto certification.
What's On Offer
• Competitive salary ranging from $131,300.00 to $237,350.00.
• Comprehensive health and wellness programs.
• Robust income protection and paid leave benefits.
• Valuable retirement savings plans.
Apply via Haystack today!
Similar jobs
Cyber Security Operations Specialist III - Tier 3 with Security Clearance
CACI · Saint Louis, United States
Just now$75.2k - $158.1k/yrCyber Ops Analyst II with Security Clearance
Amentum · Pearl Harbor, United States
Just nowSr Product Application Security Engineer with Security Clearance
Leidos · Herndon, United States
Just now$87.1k - $157.4k/yrNOSC Cyber Analyst with Security Clearance
Peraton · Arlington, United States
Just now$80k - $128k/yrINFORMATION SECURITY SPECIALIST (SECURITY) with Security Clearance
Department of Defense · Washington Navy Yard, United States
Just nowCyberspace Operations Planner with Security Clearance
Strategic Technologies Analytics Group (STAG) · San Antonio, United States
Just now