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Assistant Network Firewall Engineer Jobs in Washington

A skilled engineer knowledgeable and experienced in developing and implementing Firewall/Networking Security Solutions. With the CESO program, the Defense Information System Agency (DISA) is looking ...

Firewall Engineer

Springfield, VA · On-site

$120K - $160K/yr

... engineering support to multiple firewall and perimeter security systems and devices. The well ... Collaborate with Cross-Bureaus and Agencies to implement network changes as it relates to perimeter ...

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 ...

Firewall Engineer

Springfield, VA · Hybrid

$120K - $160K/yr

Network Engineer Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: Secret ... ORA_HYBRID Description This is a senior firewall position within the Vanguard 2025 Contract ...

Firewall Engineer

Arlington, VA · On-site

$92K - $166K/yr

A skilled engineer knowledgeable and experienced in developing and implementing Firewall/Networking Security Solutions. With the CESO program, the Defense Information System Agency (DISA) is looking ...

Ensures adherence to defined Network Engineering Processes and identifies and helps influence ... Analyze firewall rules to identify rules that can be removed and work with the appropriate client ...

Firewall Engineer

Arlington, VA · On-site

$92K - $166K/yr

A skilled engineer knowledgeable and experienced in developing and implementing Firewall/Networking Security Solutions. With the CESO program, the Defense Information System Agency (DISA) is looking ...

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Assistant Network Firewall Engineer information

What are some common challenges faced by Assistant Network Firewall Engineers when managing security policies?

Assistant Network Firewall Engineers often encounter challenges such as balancing strict security measures with the need to maintain smooth network performance. Ensuring firewall rules do not inadvertently block legitimate traffic or cause downtime requires careful attention to detail and thorough testing. Additionally, staying updated on emerging threats and adapting firewall configurations to address new vulnerabilities is an ongoing task. Collaborating with IT teams and end-users to understand business needs and troubleshoot access issues is also a key part of the role.

What does an Assistant Network Firewall Engineer do?

An Assistant Network Firewall Engineer supports the management and maintenance of network firewall systems to protect an organization's data and infrastructure. They assist in configuring, monitoring, and troubleshooting firewalls, ensuring that only authorized traffic is allowed. Their responsibilities often include updating firewall rules, analyzing security logs, and responding to security incidents under the guidance of senior engineers. This role is vital for maintaining strong network security and preventing unauthorized access.

What is the difference between Assistant Network Firewall Engineer vs Network Security Technician?

AspectAssistant Network Firewall EngineerNetwork Security Technician
CertificationsCCNA, CompTIA Security+CompTIA Security+, Cisco CCNA Security
Work EnvironmentDesign, implement, and maintain firewall solutionsMonitor, troubleshoot, and support security systems
Industry UsageIT departments, cybersecurity teamsNetwork operations, security support teams

The Assistant Network Firewall Engineer focuses on configuring and maintaining firewalls, while the Network Security Technician primarily monitors and troubleshoots security systems. Both roles require similar certifications and work within cybersecurity teams, but their daily tasks differ in scope and responsibilities.

What are the key skills and qualifications needed to thrive as an Assistant Network Firewall Engineer, and why are they important?

To thrive as an Assistant Network Firewall Engineer, you need a solid understanding of network protocols, firewall concepts, and a background in computer science or related fields. Familiarity with firewall management tools (such as Cisco ASA, Palo Alto, or Fortinet), network monitoring systems, and relevant certifications like CompTIA Network+ or Cisco CCNA Security is usually expected. Strong analytical thinking, attention to detail, and effective communication are important soft skills for troubleshooting and collaborating with IT teams. These skills and qualifications are crucial for maintaining secure, efficient network operations and protecting organizational data from cyber threats.
What are the most commonly searched types of Network Firewall Engineer jobs in Washington? The most popular types of Network Firewall Engineer jobs in Washington are:
What cities in Washington are hiring for Assistant Network Firewall Engineer jobs? Cities in Washington with the most Assistant Network Firewall Engineer job openings:
Firewall Engineer

$92K - $166K/yr

Full-time

Re-posted 26 days ago


Leidos rating

8.4

Company rating: 8.4 out of 10

Based on 149 frontline employees who took The Breakroom Quiz

56th of 451 rated business services


Job description

The DISA IT Operation within Leidos' Digital Modernization Group is seeking a Firewall Engineer to support the Compartmented Enterprise Services Office (CESO) Task Order for the GIG Service Management - Operations II (GSM-O II) contract. This person should be a seasoned, self-motivated, professional with at least 10 years of hands-on engineering and testing experience in virtualized and cloud environments. A skilled engineer knowledgeable and experienced in developing and implementing Firewall/Networking Security Solutions.

With the CESO program, the Defense Information System Agency (DISA) is looking to transform the existing Secure Web Services (SWS) environment, used to provide secure information sharing to the community, into a more mature service offering to meet the DoD and IC community. As part of this task order, Leidos will manage the commercial cloud migration and fully automate the continuous development & continuous integration environment, fourth estate consolidation, professionalize services - ITIL/DevSecOps based processes, improve the customer experience 1st call resolution, and achieve development of a service catalog for Defense Working Capital Fund (DWCF) Model.

This position is 100% onsite in Arlington, VA with occasional/situational travel within the Washington Metro Area.

PRIMARY RESPONSIBILITIES:

  • Identify and remediate misconfigurations, conflicting rules, security gaps, firewall and load balancer security issues, optimize rule-sets, and enhance the overall security posture and performance of Firewalls and Load Balancers
  • Provide Tier 3 support to members of the operations network administrations.
  • Maintain all HW and SW components at vendor supported levels.
  • Support mission-critical Continuity of Operations (COOP).
  • Conduct a minimum of two (2) assessment of firewall each month on CESO and customer devices and generate assessment reports and provide recommendations for improvements.
  • Support the creation of network device performance and traffic utilization monthly reports.
  • Develop and/or participate in After Action Reports (AARs)
  • Provide expert advice and direction regarding the management and operation of all Palo Alto devices in the DISA CESO enterprise architecture.
  • Interact with the customer point of contact to set objectives/goals based on Palo Alto Networks technologies and available technology roadmap for architecture and design discussions.
  • Evaluate current technologies and processes associated with DISA CESO to identify gaps.
  • Provide requirements and strategies for future cybersecurity operations.
  • Active participant in meetings with DISA CESO and mission partner working groups.
  • Adhere to applicable DOD STIGs, DISA applicable orders, and JSIG policy, guidelines, and regulations.

QUALIFICATIONS:

  • Bachelor's degree and 8+ years of directly relevant experience. Add'l experience may be considered in lieu of degree.
  • 5+ years of hands-on Cisco / Palo Alto Firewall experience in both engineering and Operations and maintenance roles.
  • Strong knowledge of Palo Alto concepts and best practices:
    • Panorama Installation
    • Panorama HA Config
    • Panorama Template and Template Stacks
    • Panorama Policy creation and push to group of Firewalls and Verify Push
    • Palo Alto Route configuration
    • Palo Alto IPSec Site to Site VPN Config and Troubleshooting
    • Palo Alto VM in AWS
    • Palo Alto IPS Configuration
    • Palo Alto Virtual Router / Systems
    • Palo Alto Firewall HA
  • Experience working in a high op-temp, Top Secret environment.
  • Candidate must possess an active DOD Top Secret level security clearance, and be eligible to obtain and maintain a TS/SCI
  • Candidate must be willing to take and maintain a CI/Poly
  • 8570 IAT Level II Baseline Certification (e.g. CCNA Security, CySA+, GICSP, GSEC, Security+ CE, CND, SSCP)

Preferred Qualifications

  • Prior experienced with DISA and DISA's support to mission partners

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:May 21, 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 $92,300.00 - $166,850.00

The Leidos pay range for this job level is a general guideline onlyand 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.


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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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