Network Engineer

Network Engineer (Enterprise / SD-WAN)

Chicago, IL

Hybrid Onsite / Remote

CDDW is seeking a hands-on Network Engineer to support and optimize a global enterprise network spanning 40+ sites. This role focuses on SD-WAN, firewall administration, and ensuring high-performing, highly available network infrastructure across on‑prem and cloud environments.

Responsibilities:

• Design, support, and optimize enterprise LAN, WAN, Wi‑Fi, and SD‑WAN environments
• Administer and troubleshoot SD‑WAN solutions, including routing, performance, and failover
• Manage firewall platforms (Fortinet preferred), including segmentation and security alignment
• Partner with managed service providers (NOC / SD‑WAN) to resolve issues and improve performance
• Lead troubleshooting, root cause analysis, and incident resolution
• Support network modernization and SD‑WAN transformation initiatives
• Manage DNS, routing, and cloud connectivity (Azure, GCP)
• Ensure high availability and adherence to security best practices

Required Experience

• 5+ years of enterprise network engineering experience
• Strong background in routing, switching, firewalls, and network security
• Experience supporting multi‑site or global network environments
• Experience working with managed network providers or NOCs
• Strong troubleshooting skills across WAN, DNS, and application performance

Preferred Qualifications

• Experience with SD‑WAN platforms (VMware VeloCloud or similar)
• Experience with Fortinet or comparable firewall technologies
• Experience with Cisco Meraki environments
• Cloud networking experience (Azure and/or GCP)
• Experience leading technical initiatives or coordinating cross‑functional efforts

What We’re Looking For

• Self‑starter who operates independently and takes ownership
• Strong problem solver with a proactive mindset
• Ability to lead initiatives and influence stakeholders without direct authority
• Clear communicator across technical and non‑technical teams