Mainframe z/OS System Programmer

Motion Recruitment Partners LLC; Chandler, Northern (AZ, KY); Hybrid; USD 120,000 - 150,000; Full time

Benefits offered by this job

Medical, Dental, Vision

Vacation Time

401(k)

Life Insurance

Disability Coverage

Job summary

Motion Recruitment Partners LLC seeks a Mainframe z/OS System Programmer to join its infrastructure team in Phoenix, AZ. This full-time hybrid role requires onsite attendance three days per week.

You will maintain and optimize IBM z/OS environments, implement upgrades, monitor health, and support security initiatives while developing automation solutions and contributing to incident resolution. The position offers enterprise-level growth and collaboration across teams.

Qualifications

• Experience administering IBM z/OS environments.
• Strong understanding of JES2/JES3.
• Experience with TSO/E, ISPF, and USS.
• Knowledge of RACF administration and security concepts.
• System performance analysis using RMF, SMF, and SDSF.
• Experience with operating system upgrades and maintenance.
• Root cause analysis and production troubleshooting experience.
• Experience supporting enterprise change management processes.
• Automation experience with REXX, CLIST, NetView, or SA z/OS.

Responsibilities

• Maintain and optimize IBM z/OS operating environments.
• Implement upgrades, patches, and system enhancements.
• Monitor platform health and tune system performance.
• Support security and compliance initiatives.
• Develop and maintain automation solutions.
• Investigate and resolve infrastructure incidents.
• Participate in maintenance and deployment activities.
• Create and maintain operational documentation.

Skills

IBM z/OS Administration

JES2/JES3

TSO/E & ISPF

RACF Security

RMF/SMF/SDSF

OS Upgrades & Maintenance

Root Cause Analysis

Production Troubleshooting

REXXAutomation

Tools

REXX

CLIST

NetView

SA z/OS

Job description

A leading enterprise technology organization is seeking a Mainframe z/OS System Programmer to join its infrastructure team in Phoenix, Arizona. This is a full-time hybrid position requiring onsite attendance three days per week. The environment includes IBM z/OS, RACF, JES2/JES3, REXX, NetView, DB2, CICS, IMS, MQ, and enterprise scheduling and automation platforms.

Required Skills & Experience

• Experience administering IBM z/OS environments
• Strong understanding of JES2/JES3
• Experience with TSO/E, ISPF, and USS
• Knowledge of RACF administration and security concepts
• System performance analysis using RMF, SMF, and SDSF
• Experience with operating system upgrades and maintenance
• Root cause analysis and production troubleshooting experience
• Experience supporting enterprise change management processes
• Automation experience with REXX, CLIST, NetView, or SA z/OS

Desired Skills & Experience

• Experience supporting DB2, CICS, IMS, or MQ environments
• Capacity planning and performance engineering experience
• ServiceNow experience
• Disaster recovery planning and testing experience
• Mainframe modernization project exposure

What You Will Be Doing

• Maintain and optimize IBM z/OS operating environments
• Implement upgrades, patches, and system enhancements
• Monitor platform health and tune system performance
• Support security and compliance initiatives
• Develop and maintain automation solutions
• Investigate and resolve infrastructure incidents
• Participate in maintenance and deployment activities
• Create and maintain operational documentation

Tech Breakdown

• 40% IBM z/OS Administration
• 25% Performance & Capacity Management
• 20% Automation & Tooling
• 15% Security, Compliance & Change Management

Daily Responsibilities

• 75% Hands-on Technical Work
• 5% Leadership / Mentorship
• 20% Team Collaboration

The Offer

• Competitive base salary
• Potential annual bonus eligibility
• Enterprise-level technical growth opportunities

Benefits

• Medical, Dental, Vision
• Vacation Time
• 401(k)
• Life Insurance
• Disability Coverage

Applicants must be currently authorized to work in the U.S. on a full-time basis now and in the future.