Mainframe CICS System Administrator

KMM Technologies, Inc.; Phoenix (AZ); Hybrid; USD 100,000 - 140,000; Full time

Job summary

KMM Technologies, Inc. in the Phoenix, AZ area seeks a Mainframe CICS System Administrator to solve complex problems across platforms and services. You will be at the forefront of modernization efforts, working with major clients and ensuring 3 days onsite per week in the Phoenix region.

The role demands hands-on CICS TS administration, patch application, region configuration, startup parameter maintenance, and performance monitoring to keep systems reliable and efficient.

Qualifications

• Requires living in or around the Phoenix, AZ area with onsite 3 days per week.
• Experience installing, upgrading, and maintaining CICS Transaction Server (CICS TS) environments.
• Ability to configure and maintain CICS regions (production, test, DR).
• Experience in startup parameter management and DFHSIT initialization tables.

Responsibilities

• Install, upgrade, and maintain CICS TS environments.
• Apply patches (PTFs) and manage version upgrades with regression validation.
• Configure and maintain CICS regions (production, test, DR).
• Maintain startup parameters and DFHSIT initialization tables.
• Monitor transaction performance and system health.

Skills

CICS Admin

z/OS knowledge

Patch management

Performance tuning

Job description

Position: Mainframe CICS System Administrator

Location: Phoenix, AZ area (3 days onsite)

Duration: 12+ months Contract

Mainframe CICS System Administrator

As a Mainframe CICS System Administrator, you'll solve complex problems and identify potential future issues across the spectrum of platforms and services. You'll be at the forefront of new technology and modernization, working with some of our biggest clients - which means some of the biggest in the world.

* This role requires employees to live in or around the Phoenix, AZ area. You will be responsible to be onsite 3 days a week. We will consider candidates who are willing to relocate to the area.

CICS Administration & Maintenance:

• Install, upgrade, and maintain CICS Transaction Server (CICS TS) environments
• Apply patches (PTFs), manage version upgrades, and perform regression validation
• Configure and maintain CICS regions (production, test, DR)
• Maintain startup parameters and system initialization tables (DFHSIT)

Performance Monitoring & Tuning:

• Monitor transaction performance and system health using tools such as: