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Full time
Engineering
Firewall Engineer
LeidosArlington, VA🇺🇸United StatesPosted 2 Apr 2026
Quick Overview
Salary
$92.3k - $166.8k/yr
Work Type
On Site
Schedule
Full Time
Level
Mid Senior
Job Description
Firewall Engineer | Arlington, VA, United States | On-site | $92,300.00 - $166,850.00
This employer is a leading technology provider known for its innovative solutions and commitment to national security. They are seeking a skilled Firewall Engineer to join a critical program focused on transforming secure web services and modernizing IT infrastructure for a major government agency. This is an opportunity to work on cutting-edge technology within a dynamic and high-impact environment.
**The Role**
• Identify and remediate firewall and load balancer misconfigurations, security gaps, and optimize rule-sets.
• Provide Tier 3 support for network operations and administrations.
• Maintain all hardware and software components at vendor-supported levels.
• Support mission-critical Continuity of Operations (COOP).
• Conduct regular assessments of firewalls and generate improvement recommendations.
• Develop and participate in After Action Reports (AARs).
• Provide expert advice on the management and operation of Palo Alto devices.
• Evaluate current technologies and processes to identify gaps and strategize for future cybersecurity operations.
**What You'll Need**
• Bachelor's degree and 8+ years of directly relevant experience, or equivalent experience in lieu of a degree.
• 5+ years of hands-on Cisco / Palo Alto Firewall experience in engineering and operational roles.
• Strong knowledge of Palo Alto concepts and best practices, including Panorama, IPSec VPNs, and firewall HA.
• Experience working in a high-tempo, Top Secret environment.
• Active DOD Top Secret level security clearance, eligible for TS/SCI.
• Willingness to take and maintain a CI/Poly.
• 8570 IAT Level II Baseline Certification.
**What's On Offer**
• Competitive salary range of $92,300.00 - $166,850.00.
• Opportunity to work on advanced cybersecurity technologies with a prominent government contractor.
• Focus on professional growth within a mission-critical program.
• Comprehensive benefits package including health, wellness, and retirement programs.
Apply via Haystack today!
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