IT Network Engineer III

Computer Task Group, Inc • Corning, NY

6d • Hybrid

About The Position

Join CTG's Fortune 500 client as an IT Network Engineer III, where you'll design, automate, and support enterprise network infrastructure across global environments. This role is ideal for a senior network engineer with expertise in Cisco, Arista, SD-WAN, BGP/OSPF, wireless networking (MIST), and Infrastructure as Code who enjoys solving complex networking challenges while driving automation and modernization initiatives. This opportunity offers the chance to work on modern enterprise networking technologies while helping drive automation, cloud integration, and next-generation infrastructure initiatives for a global organization.

Requirements

• 8+ years of enterprise network engineering experience.
• Advanced expertise with Cisco and Arista networking technologies.
• Strong knowledge of BGP, OSPF, LAN, WAN, and SD-WAN architectures.
• Experience with Arista CloudVision.
• Hands-on experience with network automation using Ansible, Terraform, Python, and REST APIs.
• Experience implementing Infrastructure as Code (IaC).
• Strong wireless networking experience, preferably with MIST.
• Knowledge of AWS, Azure, or Google Cloud networking.
• Excellent troubleshooting, communication, and collaboration skills.

Nice To Haves

• Manufacturing or Operational Technology (OT) networking experience is a plus.
• CCNP, Arista ACE, MIST, or comparable networking certifications.
• Experience supporting large-scale global enterprise networks.
• Financial and vendor management experience is beneficial.

Responsibilities

• Design, implement, and optimize enterprise LAN, WAN, SD-WAN, and wireless network solutions.
• Configure and troubleshoot advanced routing (BGP, OSPF) and switching technologies using Cisco and Arista platforms.
• Design, deploy, and maintain MIST wireless infrastructure for high availability and performance.
• Automate network deployments and operations using Ansible, Terraform, Python, REST APIs, and Infrastructure as Code (IaC).
• Support Arista CloudVision and modern network management platforms.
• Collaborate with cloud, infrastructure, security, and application teams on enterprise initiatives.
• Develop network documentation, standards, and operational procedures.
• Evaluate emerging technologies to improve network performance, scalability, and security.
• Participate in on-call support and travel up to 30% as needed.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior