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Network Firewall Jobs in Washington, DC (NOW HIRING)

Network Firewall Engineer

Sterling, VA · On-site

$120K - $265K/yr

Network Firewall Engineer 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 ...

Minimum of 2 years of network and security experience * Solid experience in Next-Generation Firewall capabilities such as URL Filtering, IPSec Tunnels, Firewall Policies (e.g. Palo Alto and Panorama ...

Minimum of 2 years of network and security experience * Solid experience in Next-Generation Firewall capabilities such as URL Filtering, IPSec Tunnels, Firewall Policies (e.g. Palo Alto and Panorama ...

Minimum of 2 years of network and security experience * Solid experience in Next-Generation Firewall capabilities such as URL Filtering, IPSec Tunnels, Firewall Policies (e.g. Palo Alto and Panorama ...

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 ...

Probity Inc. is seeking a Network Engineer responsible for designing, implementing, and maintaining network infrastructure for clients. The ideal candidate will have experience in network design ...

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Network Firewall information

See Washington, DC salary details

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$62

$86

How much do network firewall jobs pay per hour?

As of Sep 6, 2026, the average hourly pay for network firewall in Washington, DC is $62.99, according to ZipRecruiter salary data. Most workers in this role earn between $51.73 and $74.86 per hour, depending on experience, location, and employer.

What is a network firewall?

Network firewalls are security devices or software designed to monitor and control incoming and outgoing network traffic based on predetermined security rules. They act as a barrier between a trusted internal network and untrusted external networks, such as the internet, to prevent unauthorized access and threats. Firewalls can be hardware-based, software-based, or a combination of both, and are essential components of modern cybersecurity strategies. They help protect sensitive data, maintain privacy, and ensure compliance with security policies.

What are the key skills and qualifications needed to thrive as a network firewall engineer?

To thrive as a Network Firewall Engineer, you need a strong understanding of network protocols, security principles, and firewall architecture, often supported by a degree in computer science or a relevant certification like Cisco CCNP Security or Palo Alto Networks certifications. Experience with firewall platforms (such as Cisco ASA, Palo Alto, or Fortinet), intrusion detection/prevention systems, and security information and event management (SIEM) tools is essential. Analytical thinking, problem-solving, and clear communication are vital soft skills for diagnosing issues and collaborating with IT teams. These skills and qualities are critical to effectively safeguarding organizational networks and ensuring compliance with security policies.

What are some typical challenges faced by professionals managing network firewalls, and how can they prepare for them?

Professionals managing network firewalls often encounter challenges such as keeping up with rapidly evolving security threats, ensuring firewall rules do not inadvertently block legitimate traffic, and maintaining compliance with organizational and regulatory standards. Staying current with security trends, regularly reviewing and updating firewall configurations, and collaborating closely with IT and security teams can help address these challenges. Proactive monitoring and ongoing training are also essential for effective firewall management and minimizing potential vulnerabilities.

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

AspectNetwork FirewallNetwork Security Analyst
Required CertificationsCompTIA Security+, Cisco CCNA, Cisco CCNPCompTIA Security+, CISSP, CEH
Work EnvironmentNetwork infrastructure, hardware and software configurationMonitoring, analyzing security threats, incident response
Employer & Industry UsageIT departments, cybersecurity firms, enterprisesIT security teams, cybersecurity consulting firms

Network Firewalls primarily focus on configuring and managing hardware or software devices that control incoming and outgoing network traffic based on security rules. Network Security Analysts analyze security data, monitor threats, and respond to incidents. While firewalls are a key tool used by analysts, their roles differ: firewalls are technical devices, whereas analysts interpret security data and develop strategies to protect networks.

How to become a network firewall expert?

To become a network firewall expert, gain a strong understanding of networking fundamentals, including TCP/IP and routing, and learn to configure and manage firewalls such as Cisco ASA, Palo Alto, or Fortinet. Earning industry certifications like CompTIA Security+, Cisco CCNA Security, or Palo Alto Networks Certified Network Security Engineer (PCNSE) can validate your skills and improve job prospects.

What are popular job titles related to Network Firewall jobs in Washington, DC?

For Network Firewall jobs in Washington, DC, the most frequently searched job titles are:

What job categories do people searching Network Firewall jobs in Washington, DC look for?

The top searched job categories for Network Firewall jobs in Washington, DC are:

Infographic showing various Network Firewall job openings in Washington, DC as of August 2026, with employment types broken down into 1% As Needed, 82% Full Time, 11% Part Time, and 6% Contract. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution, with an average salary of $131,017 per year, or $63 per hour.

Network Firewall Engineer

CACI International Inc

Sterling, VA • On-site

Full-time

Re-posted yesterday


Job description

Job Summary:
CACI International Inc is seeking a skilled and detail-oriented Network Firewall Engineer to support the implementation, configuration, and maintenance of their firewall infrastructure. The role involves working closely with the network security team to ensure effective operation and security of network perimeter defenses.
Responsibilities:
• Assist in the implementation and configuration of firewall systems across various platforms
• Perform day-to-day firewall administration tasks, including rule updates, policy modifications, and access control list (ACL) management
• Monitor firewall logs and alerts, responding to, and escalating security incidents as appropriate
• Conduct regular firewall health checks and performance tuning
• Assist in troubleshooting network connectivity and security issues related to firewalls
• Help maintain firewall documentation, including configuration changes and standard operating procedures
• Participate in firewall upgrade projects and new deployments
• Assist in conducting periodic firewall rule reviews and clean-up efforts
• Support the implementation of next-generation firewall features such as IPS and application control
• Collaborate with other IT teams members to ensure proper integration of firewall systems with other network components
• Stay current with emerging security threats and firewall technologies
• Participate in on-call rotation for critical firewall and network security incidents
Qualifications:
Required:
• Bachelor's degree in a Technical field or equivalent work experience
• 10+ years of related work experience
• TS/SCI with Poly
• Exceptional organizational skills and attention to detail
• Expert-level knowledge of major firewall platforms (e.g., Palo Alto, Cisco ASA, Forcepoint)
• Strong understanding of networking protocols, OSI model, and common network architectures
• Experience with network security and software-defined networking (SDN) concepts
• Hands-on experience with network security concepts, such as VPNs, NAT, IDS/IPS, and DMZ configurations.
• Strong understanding of network protocols (TCP/IP, DNS, HTTP, etc.), network routing protocols (OSPF, EIGRP, BGP), and network architectures.
• Excellent troubleshooting, problem-solving, and analytical skills
• Strong communication skills, both written and verbal
Preferred:
• Industry certifications such as CISSP, CISM, CCNP Security, Palo Alto PCNSE, or equivalent are highly desired.
• Proficiency in scripting languages (e.g., Python, Bash) for automation and management tasks
Company:
At CACI International Inc (NYSE: CACI), our 27,000 talented and dynamic employees are ever vigilant in delivering distinctive expertise and technology to meet our customers’ greatest challenges in national security. Founded in 1962, the company is headquartered in Arlington, USA, with a team of 10001+ employees. The company is currently Late Stage.