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# Firewall Engineer

- **Company:** GDH Consulting
- **Location:** Pittsburgh, PA, United States (Remote available)
- **Experience:** Expert
- **Salary:** $143,458.0 - $154,586.0
- **Contract:** Permanent contract
- **Skills:** Cisco PIX, Network Security, Routing, Firewalls (Computer Science), Firewall Services Module
- **Published:** July 10, 2026
- **Apply:** https://gdhinc.com/jobs/net-developer-113027/

## About the Role

* Proven hands-on experience with Palo Alto firewalls, with a deep understanding of policies, NAT, security zones, and rule management.
 * Successful track record of enterprise firewall refreshes and large-scale migration projects.
 * Solid knowledge of routing and switching principles to support integrated network security.
 * Experience working within production-grade, enterprise environments, demonstrating the ability to operate efficiently in high-stakes scenarios.

Preferred Skills & Certifications:

 * Familiarity with Cisco ASA firewalls and managing multi-vendor security environments.
 * Prior experience supporting large enterprise firewall infrastructures.
 * Knowledge of change-controlled, mission-critical production environments.
 * Certifications such as Palo Alto PCNSE are highly desirable. CCNP Security, CCIE Security, or equivalent advanced certifications are a plus.

## Description

* Lead the planning and execution of enterprise Palo Alto firewall migrations, ensuring minimal disruption and maximum security.
 * Migrate firewall policies, rules, and configurations to new infrastructure, maintaining connectivity and security standards.
 * Validate firewall functionality, network connectivity, and security post-migration through rigorous testing.
 * Collaborate closely with network engineering teams to support routing, switching, and security change initiatives.
 * Troubleshoot complex firewall and network connectivity issues during implementation and deployment phases.
 * Support change management processes, including documentation, risk assessment, and stakeholder communication.
 * Maintain detailed documentation of firewall configurations, migration activities, and security procedures to ensure compliance and knowledge transfer.


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