Job Description
Day to Day:
Insight Global is seeking a Senior Mainframe Network Engineer for a large financial client in Chandler, AZ. Responsibilities include:
 · Engineers and operates network solutions supporting mainframe TCP/IP and SNA/APPN-based system integrations.
 · Optimizes high-availability connectivity for business-critical, high-velocity transactions and batch-processing systems.
 · Leads modernization of mainframe network architectures, including improvements in observability and telemetry.
 · Advances automation and AI-assisted operations to reduce manual effort, improve consistency, and enhance network reliability.
 · Diagnoses and resolves complex issues across routing, switching, firewalls, load balancers, and mainframe network stacks.
 · Continuously improves network solutions to meet performance, capacity, resiliency, and cybersecurity compliance stand...