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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 ...

New

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

$37

$62

$86

How much do network firewall jobs pay per hour?

As of Aug 31, 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 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, 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 $131,017 per year, or $63 per hour.

Network Firewall Engineer

CACI

Sterling, VA • On-site

$120K - $265K/yr

Full-time

Medical, Retirement, PTO

Posted yesterday

New


Job description

Job Title: 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 to 10% Type of Travel: Local * * * The Opportunity: We are seeking a skilled and detail-oriented Network Firewall Technician to support the implementation, configuration, and maintenance of our organization's firewall infrastructure. The ideal candidate will work closely with the network security team to ensure the effective operation and security of our 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: 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 Desired: 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 This position is contingent on funding and may not be filled immediately

However, this position is representative of positions within CACI that are consistently available. Individuals who apply may also be considered for other positions at CACI. What You Can Expect: A culture of integrity.

At CACI, we place character and innovation at the center of everything we do. As a valued team member, you'll be part of a high-performing group dedicated to our customer's missions and driven by a higher purpose - to ensure the safety of our nation. An environment of trust.

CACI values the unique contributions that every employee brings to our company and our customers - every day. You'll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality. A focus on continuous growth.

Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground - in your career and in our legacy. Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives.

We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.

The proposed salary range for this position is: $120,800 - $265,800 CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.