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Sr Network Firewall Engineer Jobs (NOW HIRING)

SAIC

Senior Firewall Engineer

Quantico, VA · On-site

Network Engineer Schedule: Full-Time Shift: Day Job Travel: Yes - 10% of the time Minimum Clearance ... SAIC is seeking a Senior Firewall Engineer to support DCSA for an ONSITE position out of Quantico ...

SAIC

Senior Firewall Engineer

Quantico, VA · On-site

SAIC is seeking a Senior Firewall Engineer to support DCSA for an onsite position out of Quantico ... network security solutions, including firewalls, VPNs, and other security technologies. • ...

SAIC

Senior Firewall Engineer

Quantico, VA

Network Engineer Schedule: Full-Time Shift: Day Job Travel: Yes - 10% of the time Minimum Clearance ... ORA_ON_SITE Description  SAIC is seeking a Senior Firewall Engineer to support DCSA for an ...

Leidos

Senior Firewall Engineer

Develop and implement network segmentation strategies using Palo Alto Networks, VMware NSX ... Mentor engineers and provide technical guidance on enterprise firewall engineering, network ...

Ascension Federal Services Inc.

Firewall Engineer

Tampa, FL · Hybrid

$45 - $60.50/hr

The Firewall Engineer will be responsible for designing, implementing, and maintaining firewall ... The ideal candidate will have a strong understanding of network security principles and experience ...

W.W.Williams Company

Senior Network Engineer

Irving, TX · Hybrid

$96K - $132K/yr

The Senior Network Engineer is responsible for the design, implementation, optimization, and ... Engineer secure network topologies using routers, switches, firewalls, and wireless platforms ...

SW Complete

Firewall Network Engineer

Annapolis, MD · On-site

Synergy is looking for Firewall Network Engineer to join our team. Job duties are as follows: * Act as a subject matter expert for the customer's next generation firewall solution. * Maintain ...

Droisys

Senior Firewall Engineer

Mclean, VA

Hi Consultant required for the below mentioned requirement Senior Firewall Engineer McLean, VA 1 ... Ensures adherence to defined Network Engineering Processes and identifies and helps influence ...

W.W.Williams Company

Senior Network Engineer

Irving, TX · On-site

$96K - $132K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

The Senior Network Engineer is responsible for the design, implementation, optimization, and ... Engineer secure network topologies using routers, switches, firewalls, and wireless platforms ...

DFND Security

Firewall Engineer

Chenango Forks, NY · On-site

$45.75 - $61.25/hr

The engineer will replace existing Cisco ASA and Palo Alto Networks firewalls with Fortinet FortiGate appliances, ensuring secure, reliable, and compliant network operations within critical ...

CACI International, Inc.

Network Firewall Lead

Sterling, VA · On-site

$120K - $265K/yr

  • Medical

  • Retirement

  • PTO

Network Firewall Lead Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to ...

Novul Solutions

Firewall Engineer

Alexandria, VA · On-site

$51 - $68.25/hr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Overview We are seeking an experienced Firewall Engineer to support mission-critical network ... Experience providing senior-level technical recommendations for firewall architecture, security ...

DFND Security

Firewall Engineer

Cincinnatus, NY · On-site

$47.50 - $63.50/hr

The engineer will replace existing Cisco ASA and Palo Alto Networks firewalls with Fortinet FortiGate appliances, ensuring secure, reliable, and compliant network operations within critical ...

Novul Solutions

Firewall Engineer

Alexandria, VA · On-site

$48.25 - $64.75/hr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Overview We are seeking an experienced Firewall Engineer to support mission-critical network ... Experience providing senior-level technical recommendations for firewall architecture, security ...

1 point system

Firewall Engineer

Chandler, AZ · On-site

$47 - $63/hr

* Client is looking for a skilled and driven Senior Firewall Engineer to join client's team and contribute to the design, deployment, and ongoing support of secure, scalable network infrastructures.

Nityo Infotech

Network Cloud Engineer

Ann Arbor, MI · On-site +1

Company Description Hiring Sr. Network Cloud Engineer - Google Cloud Platform for a Contract role ... firewall, IAM, routing, etc. • Good knowledge of Network Service Automation Thank you, Amrutha ...

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Sr Network Firewall Engineer information

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How much do sr network firewall engineer jobs pay per hour?

As of Aug 18, 2026, the average hourly pay for sr network firewall engineer in the United States is $55.61, according to ZipRecruiter salary data. Most workers in this role earn between $45.67 and $66.11 per hour, depending on experience, location, and employer.

What does a Sr Network Firewall Engineer do?

A Sr Network Firewall Engineer is responsible for designing, implementing, managing, and troubleshooting network firewall systems to protect an organization’s digital assets from unauthorized access and cyber threats. They evaluate network security needs, configure firewall policies, monitor for suspicious activity, and ensure compliance with security standards. Additionally, they may lead projects, provide technical guidance to junior engineers, and collaborate with other IT teams to maintain robust network security.

What are the key skills and qualifications needed to thrive as a Sr Network Firewall Engineer?

A Sr Network Firewall Engineer needs deep expertise in network security, firewall configuration, and troubleshooting, typically supported by a bachelor’s degree in computer science or a related field and relevant certifications like Cisco CCNP Security or Palo Alto Networks PCNSE. Familiarity with firewall platforms (such as Cisco ASA, Palo Alto, or Fortinet), intrusion detection/prevention systems, and network monitoring tools is essential. Strong analytical thinking, attention to detail, and effective communication help engineers address complex security issues and collaborate with IT teams. These skills and qualities are crucial for protecting organizational assets, maintaining uptime, and ensuring regulatory compliance in dynamic network environments.

What are some common challenges faced by Sr Network Firewall Engineers when managing large-scale enterprise networks?

Sr Network Firewall Engineers often encounter challenges such as balancing security requirements with network performance, managing complex firewall rule sets, and ensuring minimal downtime during updates or migrations. They must stay current with evolving threats and technologies, while also collaborating closely with security, operations, and compliance teams to implement policy changes. Successfully navigating these challenges requires strong analytical skills, attention to detail, and effective communication across multidisciplinary teams.

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

AspectSr Network Firewall EngineerNetwork Security Engineer
CertificationsCCNP, CISSP, Cisco ASACISSP, CompTIA Security+
Work EnvironmentDesigning, implementing, managing firewalls and security policiesMonitoring, analyzing, and improving overall network security
Industry UsageCommon in enterprise and service provider networksUsed across various industries focusing on security infrastructure

The Sr Network Firewall Engineer primarily focuses on configuring and maintaining firewalls to protect network perimeters, while the Network Security Engineer has a broader role in securing entire network systems. Both roles require similar certifications and often work in enterprise environments, but their core responsibilities differ in scope and focus.

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Sr Network Firewall Engineer jobs near you
Infographic showing various Sr Network Firewall Engineer job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 81% Full Time, 12% Part Time, and 6% Contract. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution, with an average salary of $115,678 per year, or $55.6 per hour.

Senior Firewall Engineer

SAIC

Quantico, VA • On-site

Other

Re-posted 28 days ago

SAIC rating

7.9

Company rating: 7.9 out of 10

Based on 79 frontline employees who took The Breakroom Quiz

79th of 224 rated it services

Job description

Job ID: 2611838
Location: Quantico, VA, US
Date Posted: 2026-04-23
Category: Information Technology
Subcategory: Network Engineer
Schedule: Full-Time
Shift: Day Job
Travel: Yes - 10% of the time
Minimum Clearance Required: TS.SCI
Clearance Level Must Be Able to Obtain: None
Potential for Remote Work: ORA_ON_SITE
Description
?
SAIC is seeking a Senior Firewall Engineer to support DCSA for an ONSITE position out of Quantico, VA.
(All qualified candidates must possess a TS/SCI and a Sec+)
Introduction
Make a difference for national security by joining a team of dedicated IT professionals who will sustain, modernize and transform the enterprise IT capabilities of the Defense Counterintelligence and Security Agency (DCSA). The Air Force and Combatant Commands Business Group of SAIC is seeking a Senior Firewall Engineer to support a transformational infrastructure program for DCSA.
SAIC is proud to be supporting DCSA in safeguarding our nation's information. DCSA is the designated oversight authority on the accreditation of classified facilities, information systems, and the insider threat program. This involves security oversight of more than 10,000 companies and approximately 13,000 facilities involved in classified work throughout the DoD and 31 Federal agencies.
Specifically, on the DCSA One IT program, SAIC will provide an enterprise IT solution that delivers highly secured and adaptable IT infrastructure, provides customer support, an cutting-edge technologies that support operations and advance the DCSA mission under a single IT environment (i.e., One IT).
Job Description
  • Designs, implements, and maintains Cisco and Palo Alto firewall systems to secure networks and data, ensuring they are protected against unauthorized access and cyber threats.
  • Develops and implements firewall rules and policies to protect network assets.
  • Designs and implements network security solutions, including firewalls, VPNs, and other security technologies.
  • Monitors and analyzes network traffic for security threats and vulnerabilities.
  • Troubleshoot and resolve firewall-related issues and network connectivity problems.
  • Maintains and updates firewall software and hardware.
  • Responds to security incidents and alerts.
  • Collaborates with security teams to improve security posture.
  • Stays up-to-date with the latest security threats and vulnerabilities.
  • Documents firewall configurations, procedures, and security policies.
  • Communicates security issues and recommendations to stakeholders.
  • Provides mentoring and guidance to junior team members.
  • Provides network solution engineering efforts to plan, design, configure, troubleshoot, implement, enhance, optimize and secure DCSA's infrastructure of non-virtual and virtual systems in enclaves and data centers, regional field offices, field offices, and the Amazon Web Service (AWS) Govcloud environments, as part of the overall strategic objective of the DCSA IT modernization and One IT initiatives to provide a flexible enterprise IT environment to support the DCSA mission IAW with DCSA and DoD policies and procedures and commonly utilized industry best practices.
  • Supports translation of strategic goals, commitments, requirements, risks, and objectives into plans, tasks, and activities for solutions and alternatives, from a network perspective.
  • Researches, maintains, and applies expertise in emerging technologies, and industry developments, trends, best practices, and principles of network engineering.
  • Develops and designs load balancing and engineering capability assessments.
  • Provides and implements capacity-planning solutions.
  • Directs or performs integration and testing of all items to ensure security and operability before deployment. Implements operational design standards and establishes appropriate interfaces that best fulfill interoperability and mission requirements, designing, recommending, and engineering configuration of all network and communication equipment, facilities, and services, specifically including router/switch configurations, Internet Protocol (IP) addresses, Regional Internet Access Points (RIAPs), Virtual Private Networks, gateway servers, and related services, in a manner to ensure most efficient flow of data and highest security, coordinating all solutions with Cyber Security Defense Operations.
  • Plans and oversees execution of network installations of system hardware and software upgrades.
  • Plans and executes backups and recovery operations.
  • Directs, executes, or supports compilation, implementation, maintenance and archiving of network records, documentation, and artifacts, such as specifications, topologies, diagrams, and policies; network blueprints and design documents; network data flow diagrams; Access Control Lists (ACLs); network management trend analysis reports; accreditations; network provisioned gear and change control documentation.
  • Provide inputs into the Activity Report.

Qualifications
Required Qualifications
It is required that the Senior Firewall Engineer have the following qualifications:
  • BA/BS and fourteen (14) or relevant years of experience in lieu of degree.
  • and Active Top Secret clearance with SCI eligibility.
  • IAT-II Certification in one of the following areas: CCNA-Security, CySA+, GICSP, GSEC, SSCP, CND and/or Security+CE.
  • Applicable Network Environment (NE) Certification: CCNP (CCIE preferred) or Palo Alto Next Generation Firewall Engineer.
  • Minimum 5 years managing enterprise level firewalls.
  • Cisco ACS/Firepower administration.
  • Palo Alto PAN-OS administration.
  • Cisco Firepower Management Center (FMC) or Firepower Threat Detection (FTD) experience

Target salary range: $160,001 - $200,000. The estimate displayed represents the typical salary range for this position based on experience and other factors.
SAIC is a premier technology integrator providing full life cycle services and solutions in the technical, engineering, intelligence, and enterprise information technology markets. SAIC is Redefining Ingenuity through its deep customer and domain knowledge to enable the delivery of systems engineering and integration offerings for large, complex projects. SAIC's approximately 15,000 employees are driven by integrity and mission focus to serve customers in the U.S. federal government. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $4.5 billion. For more information, visit saic.com. For information on the benefits SAIC offers, see .

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