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Full time
Engineering

Lead Firewall Engineer

LeidosSouthern Md Facility, MD🇺🇸United StatesPosted 28 Mar 2026

Why This Role Stands Out

Advance your career as a Lead Firewall Engineer at Leidos, a highly reputable company, where you'll design and manage critical security solutions while developing your leadership skills. This on-site role offers significant growth potential and a competitive salary package, making it ideal for experienced engineers with expertise in leading firewall technologies and a passion for network security. Apply now to secure this impactful opportunity.

Quick Overview

Salary
$131.3k - $237.3k/yr
Work Type
On Site
Schedule
Full Time
Level
Mid Senior

Job Description

Lead Firewall Engineer | Southern Md Facility, MD | On-site | $131,300.00 - $237,350.00 This employer is a leader in digital modernization, seeking a skilled individual to join their dedicated cybersecurity team. They are looking for someone who thrives in a fast-paced, mission-critical environment and is committed to outperforming the status quo. This is an exceptional opportunity to contribute to vital government programs. The Role • Design, implement, and manage complex firewall solutions using Cisco ASA/Firepower, Juniper SRX, and Palo Alto. • Monitor firewall performance and security logs to identify and mitigate potential threats. • Develop and enforce network security policies and procedures, and conduct system audits for compliance. • Serve as a People Leader, overseeing firewall tasks, providing guidance, conducting performance assessments, and driving continual service improvement. • Collaborate with cross-functional IT, Security, and Network teams to integrate firewall solutions seamlessly. • Troubleshoot and resolve network and firewall-related issues, documenting solutions within ticketing systems. What You'll Need • Bachelor's degree and 12+ years of directly relevant experience (or equivalent military/work experience). • 3+ years of experience with firewalls within a DoD environment. • Demonstrated knowledge in managing and leading a Firewall Team in a comparably sized organization. • Advanced experience in implementing perimeter and internal firewalls (physical and virtual). • Proven ability to manage baseline configurations across numerous firewalls and evaluate rules for maximum security and efficiency. • Must possess an active DoD Top Secret security clearance with the ability to obtain TS/SCI. • Must hold a DoD 8570 IAT II or higher certification and a Juniper, Cisco, or Palo Alto certification prior to starting. What's On Offer • Competitive salary range of $131,300.00 - $237,350.00. • Comprehensive health and wellness programs, income protection, and paid leave. • Opportunity to work on critical government programs at the forefront of cybersecurity. • Professional development through coaching and mentoring, fostering career growth. Apply via Haystack today!

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