Lead Enterprise Network Architect - Cisco & Palo Alto

GDT - General Datatech; Dallas (TX); On-site; USD 117,000 - 143,000; Full time

Job summary

GDT - General Datatech is seeking a Senior Network Engineer in Dallas to lead enterprise network architectures and drive design standards. This hands-on role focuses on Cisco-based campus, core, and wireless networks, with escalation duties for complex issues.

The ideal candidate brings expert Cisco networking, Palo Alto firewall proficiency, and ISE/NAC experience, while mentoring staff and developing SOPs. CCIE-level capabilities are strongly preferred.

Qualifications

• 7+ years of hands-on enterprise network engineering experience.
• Expert-level knowledge of Cisco enterprise networking technologies.
• Extensive experience with Palo Alto Networks firewalls in production environments.
• Strong operational experience with Cisco ISE, including NAC policy design and troubleshooting.
• Proficiency with Cisco Catalyst Center for wired and wireless network operations.
• Proven proficiency with enterprise wireless networking, including design, deployment, and troubleshooting.
• Advanced understanding of routing and switching, wireless fundamentals, resiliency, security, and multi-domain issues.
• Ability to author SOPs, standards, and operational guides.

Responsibilities

• Lead network engineering across campus, core, and wireless networks.
• Design, implement, and support complex Cisco-based architectures.
• Act as primary escalation point for advanced network issues and conduct root-cause analysis.
• Engineer, deploy, and maintain Palo Alto Networks firewalls, including VPNs and security features.
• Design, deploy, and support enterprise wireless networks with high availability and performance.
• Administer and enhance ISE for network access control and profiling.
• Utilize Catalyst Center for automation, assurance, and configuration management.
• Create, maintain, and improve SOPs, runbooks, and technical documentation.
• Mentor and provide guidance to junior and mid-level engineers.
• Collaborate with security, infra, and app teams to ensure stable network integration.
• Participate in on-call rotation and respond to critical incidents.

Skills

Cisco networking

Palo Alto firewalls

ISE NAC

Catalyst Center

Wireless networking

Documentation

Troubleshooting

Tools

Python scripting

REST APIs

Ansible

Job description

GDT - General Datatech is seeking a Senior Network Engineer in Dallas to lead enterprise network architectures and drive design standards. This hands-on role focuses on Cisco-based campus, core, and wireless networks, with escalation duties for complex issues.

The ideal candidate brings expert Cisco networking, Palo Alto firewall proficiency, and ISE/NAC experience, while mentoring staff and developing SOPs. CCIE-level capabilities are strongly preferred.