Network Security Engineer II: Firewall & VPN Specialist

Peterson Technology Partners; Irving (TX); On-site; USD 83,000 - 103,000; Full time

Job summary

Peterson Technology Partners is seeking a Network Security Engineer II to maintain and improve enterprise network security platforms, including firewalls, VPNs, and WAFs.

The role requires hands-on work with Imperva WAF, GlobalProtect, and site-to-site VPNs, plus participation in security assessments, incident response, and infrastructure modernization, with occasional after-hours support.

Qualifications

• Hands-on experience implementing and tuning enterprise firewall environments.
• Experience auditing firewall configurations and access controls.
• Proficient in VPN design, deployment, and troubleshooting site-to-site tunnels.

Responsibilities

• Firewall governance, administration, rule reviews, and remediation.
• Develop firewall standards, diagrams, and architecture documentation.
• Plan, configure, and migrate site-to-site VPN tunnels and troubleshoot connectivity.
• Administer and optimize Imperva WAF deployments and tune policies.
• Provide advanced troubleshooting for GlobalProtect VPN services.
• Participate in security assessments, incident response, and vulnerability remediation.

Skills

Network security

Firewalls

VPN management

Web application firewall

Tools

Imperva WAF

Palo Alto GlobalProtect

Job description

Peterson Technology Partners is seeking a Network Security Engineer II to maintain and improve enterprise network security platforms, including firewalls, VPNs, and WAFs.

The role requires hands-on work with Imperva WAF, GlobalProtect, and site-to-site VPNs, plus participation in security assessments, incident response, and infrastructure modernization, with occasional after-hours support.