Mainframe Systems Engineer

Location: Chandler, AZ / Pennington, NJ / Plano, TX / Charlotte, NC (Hybrid) • Duration: 12 months

Role Overview

This position involves the design, engineering, and maintenance of z/OS platform tools and services in alignment with enterprise architecture standards and security policies. The role serves as a subject-matter expert in z/OS infrastructure, providing technical consultation to various teams. The successful candidate will translate business requirements into technical designs and develop automation to improve system reliability.

Responsibilities

• Design, engineer, and maintain z/OS platform tools and services.
• Provide subject-matter expertise and technical consultation on z/OS infrastructure.
• Translate business and operational requirements into technical designs, deployment blueprints, and standards.
• Develop and enhance automation, scripts, and tooling to eliminate manual tasks.
• Create reusable templates and playbooks for system builds, configuration, and deployment.
• Evaluate and validate third-party mainframe software and tools for enterprise adoption.
• Identify opportunities to improve system performance, resiliency, and operational processes.
• Support risk management, change management, and problem resolution in a high-availability environment.
• Provide technical guidance and mentoring to junior staff as applicable.

Requirements

• Experience configuring, maintaining, and supporting the z/OS operating system, including using System Modification Program Extended (SMP/E).
• Proficiency in developing and maintaining system utilities, exits, and automation using REXX and Basic Assembly Language (BAL/Assembler).
• Experience administering z/OS UNIX System Services (USS), including file system management and zFS configuration.
• Experience configuring and supporting JES2, including job class definitions and workload controls.
• Working knowledge of TSO/ISPF for system programming and operational tasks.
• Experience configuring and managing logical partitions (LPARs) using the Hardware Management Console (HMC).
• Ability to diagnose and resolve system-level issues using IPCS, EREP, and RMF tools.

Preferred Qualifications

• Experience defining and maintaining server, storage, and network hardware configurations using Hardware Configuration Definition (HCD).

Benefits

• Supplemental medical, dental, vision, life, and disability insurance plans.
• Employee Stock Purchase Program (ESPP).
• 401K program with company match after 12 months of tenure.
• Health Savings Account (HSA) on the HDHP plan.
• SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions.
• Corporate discount savings program and other discounts.
• On-demand training program and access to certification prep, technical/leadership courses, books, and seminars after 6+ months of tenure.
• Certification discounts and perks for associations including CompTIA and IIBA.
• Dedicated customer service team and certified Career Coach.