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Firewall Engineer

3B Staffing LLC, Alexandria, VA, United States


• Working with the security team to install and cable the firewall at the partner sites.
• Configure Palo Alto firewall from the box.
• Test and document all the implementation with updated drawings.

Duties/Responsibilities:
• Perform router replacement with firewall, policy configurations, software updates, and health monitoring.
• Collaborate with internal teams and external partners to plan and execute firewall replacement projects at partner sites.
• Implement secure network designs, including site-to-site VPNs, DMZs, and segmentation policies.
• Serve as the subject matter expert (SME) for firewall-related security incidents, troubleshooting, and root cause analysis (RCA).
• Conduct periodic firewall reviews and ensure compliance with organizational security policies and standards.
• Work with the cybersecurity team to ensure firewall configurations align with audit, compliance, and regulatory requirements (e.g., PCI, NIST).
• Support testing at data centers and prepare documentation to aid implementation at remote or partner sites.
• Design, configure, implement, install, and manage Palo Alto devices including firewalls and support any needed integration with existing tools in both on-premises and remote locations.
• Support device migration, troubleshooting, and diagnosis which may include site surveys, site-to-site visits, and testing validation.
• Continuous monitoring and assessment of network security by testing and implementing security technologies and management of device operations and maintenance.
• Provide customers with Palo Alto security solutions based on infrastructure requirements.
• Collaborate in the design and implementation of complex network technologies (Data Center, Cloud, Hybrid)
• Develop and maintain technical documentation, network diagrams, Standard Operating Procedures (SOP), Firewall Rules, Configurations, Change Control records, and Work Instructions
• Perform platform lifecycle management activities (patching, monitoring, upgrades, policy configuration, etc.)

Bachelor's degree in computer science, information technology, management information systems, or a related discipline. Or minimum of 8 years of demonstratable experience in Palo Alto security solutions or equivalent work experience demonstrating expertise in Palo Alto Firewall configurations and device management.

Minimum Requirements:
• 5-7 years in enterprise network engineering roles with a focus on firewalls; and
• Three (3) years of hands-on experience configuring and supporting Palo Alto Networks

firewalls (PA-series or VM-series).
• Familiarity with Panorama, Palo Alto's centralized management solution.
• Knowledge of network segmentation, NAT, SSL decryption, and IPsec tunnels.
• Must be able to travel to multiple sites as needed.
• May require work outside standard business hours during deployments or maintenance

windows.
• Strong proficiency in on prem and cloud Panorama management
• Ability to reconcile complex data sets
• Strong analytical skills and attention to detail
• Excellent organizational and time-management skills with ability to manage multiple tasks

and priorities simultaneously
• Strong communication and interpersonal skills with the ability to collaborate effectively

across teams and levels
• Knowledge of industry best practices for IT Network security
• Technical proficiency in using office productivity software (e.g., Microsoft Office Suite,

Google Workspace)
• Preferable professional certifications in Palo Alto firewall management.

5 years in enterprise network engineering roles with a focus on firewalls;

Required

5

Years

Hands-on experience configuring and supporting Palo Alto Networks firewalls (PA-series or VM-series).

Required

5

Years

Familiarity with Panorama, Palo Alto's centralized management solution.

Required

2

Years

Knowledge of network segmentation, NAT, SSL decryption, and IPsec tunnels.

Required

5

Years

Strong proficiency in on prem and cloud Panorama management

Required

5

Years

Knowledge of industry best practices for IT Network security

Required

5

Years

Exceptional Firewall configuration and management skills.

Required

5

Years

Proven ability to review router configuration and migrate to a firewall.

Required

5

Years

Preferable professional certifications in Palo Alto firewall management.

Required

Bachelor's degree in computer science, information technology, management information systems, or a related discipline.

Required