Mainframe Network Architect

CYNET SYSTEMS INC.
Charlotte, United States of America
17 days ago

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Languages
English
Experience level
Junior

Job location

Remote
Charlotte, United States of America

Tech stack

Computer Networks
System Configuration
Disaster Recovery
IBM Parallel Sysplex
Job Control Language (JCL)
IBM System Z
Job Entry Subsystem 2/3
Mainframes
Routing
Network Protocols
Open Shortest Path First
Performance Tuning
System Programming
System Software
Systems Integration
TCP/IP
Z/OS
System Availability
Reliability of Systems
Usage Tracking

Job description

  • Manage and support Mainframe Networking Protocols: SNA, VTAM, TCP/IP.
  • Configure and maintain OSA (Open System Adapter) networking interfaces.
  • Manage z/OS network communications, connectivity, and performance optimization.
  • Lead installation, configuration, and upgrading of z/OS environments across development and production systems.
  • Design and manage z/OS architecture, Sysplex integration, and CFRM policies.
  • Handle hardware and software upgrade projects, including datacenter migration and exit planning.
  • Perform performance analysis, tuning, capacity planning, and workload management (WLM).
  • Monitor system software access, performance, and resource utilization.
  • Manage and maintain z/OS, JES3 environments and ISV software.
  • Work closely with application teams to ensure production stability and issue resolution.
  • Define and enforce security, access control, and software usage policies.
  • Implement and validate backup, recovery, and disaster recovery (DR) procedures.
  • Ensure high availability, system reliability, and environment stability.
  • Support incident/problem determination and resolution within SLA timelines.
  • Provide technical leadership, mentoring, and guidance to teams.

Requirements

  • 1+ years of experience in Mainframe Networking & Infrastructure.
  • Strong experience in z/OS System Programming and System z architecture.
  • Knowledge of routing protocols such as Open Shortest Path First (OSPF).
  • Strong understanding of Enterprise Network Infrastructure and Security., * Expertise in Sysplex configuration, LPAR management, and system integration.
  • Hands-on with SMP/E, IOCP, HCD, PARMLIB, and system configurations.
  • Knowledge of JCL, utilities, batch and online processing environments.

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