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Full time
Engineering
LE

Lead Firewall Engineer

LeidosWashington, DC🇺🇸United StatesPosted 28 Mar 2026

Quick Overview

Salary
$131.3k - $237.3k/yr
Seniority
Mid Senior
Employment type
Full Time
Work mode
On Site
Location
Washington, DC, United States

Job Description

Lead Firewall Engineer | Washington, DC, United States | On-site | $131,300.00 - $237,350.00

This employer is a globally recognised leader in digital modernization, known for its innovative solutions and commitment to national security. They are seeking a seasoned professional to join a critical program focused on safeguarding sensitive network infrastructure. This is an opportunity to impact national security and lead a team of experts in a dynamic, mission-driven environment.

The Role

  • Design, implement, and manage complex firewall solutions utilizing Cisco ASA/Firepower, Juniper SRX, and Palo Alto technologies.
  • Monitor firewall performance and security logs to proactively identify and mitigate potential threats.
  • Develop, enforce, and audit network security policies and procedures to ensure compliance with stringent standards.
  • Collaborate effectively with cross-functional IT, Security, and Network teams to ensure seamless integration of firewall solutions.
  • Troubleshoot and resolve network and firewall-related issues promptly, ensuring detailed documentation within ticketing systems.
  • Serve as a People Leader for personnel supporting the Firewall Task Area, ensuring task delivery, performance assessments, and continuous service improvement.

What You'll Need

  • Bachelor's degree with 12+ years of directly relevant experience, or equivalent experience in lieu of a degree.
  • Minimum of 3 years of firewall experience specifically within the DoD environment.
  • Demonstrated experience planning, directing, and managing a Firewall Team in an organization of similar scale.
  • Proven advanced experience in managing baseline configurations across numerous firewalls and evaluating rules for optimal security and efficiency.
  • 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 prior to start.

What's On Offer

  • Competitive salary range of $131,300.00 - $237,350.00.
  • Opportunity to lead a dedicated team and contribute to critical national security initiatives.
  • Comprehensive health and wellness programs, income protection, paid leave, and retirement benefits.
  • A culture that fosters innovation and rewards those who challenge the status quo.

Apply via Haystack today!

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