Senior Network Architect – Cloud, Security & SD-WAN

Coretek Services; United States; Remote; USD 110,000 - 165,000; Full time

Job summary

Coretek Services seeks a Network Engineer – L3 to design, implement, and improve enterprise network and security across Azure, hybrid, and on-prem data centers for managed services clients. You will own complex routing, firewall, SD-WAN, and cloud connectivity solutions, translating business and compliance needs into secure network architectures.

The ideal candidate has hands-on experience with Palo Alto, Fortinet, Azure networking, and enterprise LAN/WAN.

Qualifications

• 5+ years of enterprise network engineering experience.
• Hands-on Azure networking and hybrid connectivity in production.
• Experience with Palo Alto and Fortinet next-gen firewalls.
• L3 escalation and major incident leadership in managed services.
• CCNP Enterprise or equivalent certification.

Responsibilities

• Design, deploy, and support Azure network architectures including hub-and-spoke, VNet peering, and ExpressRoute.
• Implement and troubleshoot hybrid connectivity using VPN and ExpressRoute.
• Configure Azure Firewall, Application Gateway/WAF, Load Balancer, DNS services.
• Lead network incident triage, root cause analysis, and remediation.
• Coordinate with security operations on threat investigations and compliance.
• Provide L3 escalation support across multiple clients.
• Automate deployment tasks using Terraform, Ansible, and scripting.

Skills

Network design

Troubleshooting

Client communication

Incident management

Education

CCNP Enterprise or equivalent

Tools

Palo Alto PAN-OS

Fortinet FortiGate

Azure Networking

Terraform

Ansible

Bicep

PowerShell

Job description

Coretek Services seeks a Network Engineer – L3 to design, implement, and improve enterprise network and security across Azure, hybrid, and on-prem data centers for managed services clients. You will own complex routing, firewall, SD-WAN, and cloud connectivity solutions, translating business and compliance needs into secure network architectures.

The ideal candidate has hands-on experience with Palo Alto, Fortinet, Azure networking, and enterprise LAN/WAN.