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Mainframe System/Network

aptlogix LLCUnited States🇺🇸United StatesPosted 16 Jul 2026

Quick Overview

Work Type
Hybrid
Level
Mid Senior

Job Description

-----------------------------

Mainframe System/Network

work location  - Remote

contract duration – 6 months

 

  • 12+ year experience in managing the Mainframe System/Network.
  • Responsibilities will include Installation and Upgrading a z/OS environment, Customization, Problem Determination, Performance Analysis Tuning, Capacity Planning, and WLM for the IBM Mainframe z/Series z/OS Systems, Hardware Systems & Peripherals, z/Series based ISV (Independent Software Vendor) Software, and z/Series Network Communications. The ideal z/OS Systems Architect will interface with management and the technical staff to plan and prioritize project tasks in accordance with firms'' departmental goals.
  • Responsible of planning and execution of Hardware and software upgrade projects including Datacenter move and exit plans.
  • Monitors system software access, performance, and resource utilization.
  • Primary responsibility for maintaining the z/OS and JES2/3 software environment.
  • Work with application programmers to ensure that application problems do not adversely affect production operations.
  • Assists with the analysis, design, programming, and implementation of client environments.
  • Develop/maintain/monitor proper software use and security authorization policies.
  • Creates, maintains, and upgrades operating system software for development and production environments.
  • Analyzes requirements and recommends policies, procedures, and standards for operating system software.
  • Implement and verifies backup and recovery procedures. This would include Business Recovery concerns and associated testing.
  • Accept ownership of all mainframe-based systems, including multiple z/OS Sysplexes and CFRM policies.
  • Install new z/OS releases as they become available, RSU maintenance and configure to support Customer/Client environments.
  • Keep supported systems current with the latest maintenance provided by IBM Maintain system reliability and ensure availability.
  • Be available after hours for emergencies or exceptional situations concerning the mainframe and mainframe-based systems.
  • Resolve any system-related problems that may arise in a timely and efficient manner.
  • Ability to install and customize IBM and third-party software using SMP/E & other installation programs.
  • Experience in keeping the z/OS hardware configuration current using IOCP and HCD.
  • Experience supporting leading/training of software management.
  • Ability to write/customize software exit program(s) and use software utilities as required.
  • Solid knowledge of mainframe JCL and utilities.
  • Ability to write/read/debug programs in a batch and online environment.
  • Demonstrate strong communication, documentation, coordination, problem-solving skills, and the ability to guide the team.

 

Skills

Capacity Planning

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