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Firewall Engineer Jobs (NOW HIRING)

Lead Firewall Engineer

Riverdale, MD · On-site

$131K - $237K/yr

  • Medical

  • Retirement

  • PTO

This role requires an engineer who can design, implement, and manage complex firewall solutions to ensure the security and integrity of network infrastructure. The ideal candidate has experience with ...

Lead Firewall Engineer

Mount Rainier, MD · On-site

$131K - $237K/yr

  • Medical

  • Retirement

  • PTO

This role requires an engineer who can design, implement, and manage complex firewall solutions to ensure the security and integrity of network infrastructure. The ideal candidate has experience with ...

Lead Firewall Engineer

Bowie, MD · On-site

$131K - $237K/yr

  • Medical

  • Retirement

  • PTO

This role requires an engineer who can design, implement, and manage complex firewall solutions to ensure the security and integrity of network infrastructure. The ideal candidate has experience with ...

Lead Firewall Engineer

Washington, DC · On-site

$131K - $237K/yr

  • Medical

  • Retirement

  • PTO

This role requires an engineer who can design, implement, and manage complex firewall solutions to ensure the security and integrity of network infrastructure. The ideal candidate has experience with ...

Leidos' Digital Modernization sector is seeking a Senior Firewall Engineer to support the GSM-O effort. This position is located at the Pentagon and is 100% on-site. This role requires an engineer ...

ORA_HYBRID Description This is an opening for a Firewall Engineer to support a Department of State (DoS) Bureau of Diplomatic Technology (DT) program. This program provides transparent ...

Lead Firewall Engineer

Upper Marlboro, MD · On-site

$131K - $237K/yr

  • Medical

  • Retirement

  • PTO

This role requires an engineer who can design, implement, and manage complex firewall solutions to ensure the security and integrity of network infrastructure. The ideal candidate has experience with ...

Lead Firewall Engineer

Clinton, MD · On-site

$131K - $237K/yr

  • Medical

  • Retirement

  • PTO

This role requires an engineer who can design, implement, and manage complex firewall solutions to ensure the security and integrity of network infrastructure. The ideal candidate has experience with ...

Lead Firewall Engineer

Mount Vernon, VA · On-site

$131K - $237K/yr

  • Medical

  • Retirement

  • PTO

This role requires an engineer who can design, implement, and manage complex firewall solutions to ensure the security and integrity of network infrastructure. The ideal candidate has experience with ...

Lead Firewall Engineer

Accokeek, MD · On-site

$131K - $237K/yr

  • Medical

  • Retirement

  • PTO

This role requires an engineer who can design, implement, and manage complex firewall solutions to ensure the security and integrity of network infrastructure. The ideal candidate has experience with ...

Lead Firewall Engineer

Fairfax, VA · On-site

$131K - $237K/yr

  • Medical

  • Retirement

  • PTO

This role requires an engineer who can design, implement, and manage complex firewall solutions to ensure the security and integrity of network infrastructure. The ideal candidate has experience with ...

Lead Firewall Engineer

Lorton, VA · On-site

$131K - $237K/yr

  • Medical

  • Retirement

  • PTO

This role requires an engineer who can design, implement, and manage complex firewall solutions to ensure the security and integrity of network infrastructure. The ideal candidate has experience with ...

Lead Firewall Engineer

Glenn Dale, MD · On-site

$131K - $237K/yr

  • Medical

  • Retirement

  • PTO

This role requires an engineer who can design, implement, and manage complex firewall solutions to ensure the security and integrity of network infrastructure. The ideal candidate has experience with ...

ORA_HYBRID Description This is an opening for a Firewall Engineer to support a Department of State (DoS) Bureau of Diplomatic Technology (DT) program. This program provides transparent ...

Lead Firewall Engineer

Oxon Hill, MD · On-site

$131K - $237K/yr

  • Medical

  • Retirement

  • PTO

This role requires an engineer who can design, implement, and manage complex firewall solutions to ensure the security and integrity of network infrastructure. The ideal candidate has experience with ...

Lead Firewall Engineer

Temple Hills, MD · On-site

$131K - $237K/yr

  • Medical

  • Retirement

  • PTO

This role requires an engineer who can design, implement, and manage complex firewall solutions to ensure the security and integrity of network infrastructure. The ideal candidate has experience with ...

Lead Firewall Engineer

Washington Navy Yard, DC · On-site

$131K - $237K/yr

  • Medical

  • Retirement

  • PTO

This role requires an engineer who can design, implement, and manage complex firewall solutions to ensure the security and integrity of network infrastructure. The ideal candidate has experience with ...

Lead Firewall Engineer

Springfield, VA · On-site

$131K - $237K/yr

  • Medical

  • Retirement

  • PTO

This role requires an engineer who can design, implement, and manage complex firewall solutions to ensure the security and integrity of network infrastructure. The ideal candidate has experience with ...

Showing results 41-60

Firewall Engineer information

See salary details

$10

$53

$79

How much do firewall engineer jobs pay per hour?

As of Aug 16, 2026, the average hourly pay for firewall engineer in the United States is $53.99, according to ZipRecruiter salary data. Most workers in this role earn between $45.91 and $61.54 per hour, depending on experience, location, and employer.

How does a firewall engineer typically collaborate with other IT and security teams within an organization?

Firewall Engineers regularly work alongside network administrators, security analysts, and IT support teams to design, implement, and maintain secure network perimeters. They coordinate on new deployments, troubleshoot incidents, and ensure firewall policies align with evolving security requirements. Frequent communication is essential, as Firewall Engineers often participate in cross-functional meetings to discuss potential vulnerabilities and respond to emerging threats. This collaborative approach helps maintain a robust security posture and supports the organization's overall IT strategy.

What are the key skills and qualifications needed to thrive as a firewall engineer, and why are they important?

To thrive as a Firewall Engineer, you need a solid understanding of network security principles, firewall configuration, and troubleshooting, often supported by a degree in computer science or related certifications like Cisco CCNP Security or Palo Alto Networks Certified Network Security Engineer (PCNSE). Familiarity with firewall platforms (such as Cisco ASA, Palo Alto, or Fortinet), intrusion detection/prevention systems, and security information and event management (SIEM) tools is typically required. Strong analytical thinking, problem-solving ability, and effective communication skills help Firewall Engineers work collaboratively and respond quickly to security incidents. These competencies are vital to safeguarding organizational networks, ensuring compliance, and maintaining robust cybersecurity defenses.

What is a firewall engineer?

Firewall Engineers are IT professionals who specialize in designing, implementing, managing, and troubleshooting network security systems, particularly firewalls. Their main responsibility is to ensure that an organization’s data and networks are protected from unauthorized access and cyber threats by configuring firewall rules and monitoring network traffic. They also play a key role in responding to security incidents and maintaining compliance with security policies. Firewall Engineers often work closely with other IT and security teams to create robust security architectures.

What is the difference between Firewall Engineer vs Network Security Analyst?

AspectFirewall EngineerNetwork Security Analyst
CertificationsCCNA, CISSP, CompTIA Security+CCNA, CISSP, CompTIA Security+
Work EnvironmentDesigning, implementing, and managing firewallsMonitoring, analyzing, and responding to security threats
Employer & Industry UsageIT departments, cybersecurity firms, enterprisesIT security teams, government agencies, corporations

While both roles focus on cybersecurity, Firewall Engineers primarily design and maintain firewall systems to protect networks, whereas Network Security Analysts monitor and analyze security events to identify threats. Both roles often require similar certifications and work within the same industry environments, but their daily responsibilities differ significantly.

More about Firewall Engineer jobs

What cities are hiring for Firewall Engineer jobs?

Cities with the most Firewall Engineer job openings:

What are the most commonly searched types of Firewall Engineer jobs?

The most popular types of Firewall Engineer jobs are:

What states have the most Firewall Engineer jobs?

States with the most job openings for Firewall Engineer jobs include:

Infographic showing various Firewall Engineer job openings in the United States as of August 2026, with employment types broken down into 92% Full Time, 2% Part Time, and 6% Contract. Highlights an 86% Physical, 5% Hybrid, and 9% Remote job distribution, with an average salary of $112,302 per year, or $54 per hour.

Lead Firewall Engineer

Leidos

Riverdale, MD • On-site

$131K - $237K/yr

Full-time

Medical, Retirement, PTO

Posted 18 days ago


Leidos rating

8.3

Company rating: 8.3 out of 10

Based on 152 frontline employees who took The Breakroom Quiz

79th of 492 rated business services


Job description

Description

Leidos' Digital Modernization sector is seeking a Senior Firewall Engineer to support the GSM-O effort. This position is located at the Pentagon and is 100% on-site. This role requires an engineer who can design, implement, and manage complex firewall solutions to ensure the security and integrity of network infrastructure. The ideal candidate has experience with firewall technologies including Cisco ASA, Juniper SRX, and Palo Alto, as well as a strong background in security networking.

Primary Responsibilities:

  • Design, Implement Manage 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.

  • Perform system audits to ensure compliance with standards and regulations.

  • Collaborate with other IT, Security and Network teams to integrate firewall solutions.

  • Troubleshoot and resolve network and firewall related issues promptly and document within ticket systems.

  • Maintain and update firewall configurations (security polices/firewall ACLs as approved by Change Management)

  • Serve as a People Leader for personnel supporting the Firewall Task Area:
    • Serve as the focal point for all firewall tasks, operations, projects, and assessments.
    • Ensure all tasks are delivered according to timelines
    • Provide written reports and oral briefings to the Government Task Lead and PMO Team
    • Conduct annual performance assessments to include periodic check ins.
    • Validate/approve time charging for both Leidos and vendor personnel.
    • Provide coaching/mentoring to personnel.
    • Develop and Execute Continual Service Improvement technical strategies to modify and enhance operational processes and impact strategic project/program goals and business results.

Required Clearance and Certifications:

  • Must have, at minimum, an active DoD Top Secret security clearance with ability to obtain TS/SCI. An active TS/SCI is preferred.
  • Must have DoD 8570 IAT II or higher certification prior to start.
  • Must have a Juniper, Cisco, or Palo Alto certification prior to start.

Required Qualifications:

  • BS degree and 12+ years of directly relevant experience. Additional military or relevant work experience may be considered lieu of a degree.
  • 3+ years of Firewall experience within the DoD environment
  • Demonstrated knowledge in planning, directing, and managing a Firewall Team in an organization similar in size to this acquisition
  • Demonstrated knowledge of Implementation of Perimeter and Internal Firewalls (both physical and virtual contexts)
  • Demonstrated advanced experience in managing standard baseline configuration across numerous firewalls
  • Demonstrated advanced experience in evaluating rules to ensure maximum security while minimizing redundancy in rules
  • Demonstrated experience with researching and fielding new and innovative firewall technology

About our Program:

Through the J6 Penetration Handling, Incident, System Health (PHISH) support services task order on the GSM-O contract, we provide IT products, services and solutions to the Pentagon and other DoD offices and agencies for them to meet mission and business requirements. Our Cybersecurity team performs cyber defensive actions in support of J6 to prevent, detect, respond and recover from adversarial activities.

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:July 29, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:Pay Range $131,300.00 - $237,350.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.


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About Leidos

Sourced by ZipRecruiter

At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainable practices. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community.

Industry

It services

Company size

10,000+ Employees

Headquarters location

Reston, VA, US

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