z/OS System Programmer (Release Management Specialist)

The Mission

We are looking for a seasoned Mainframe Developer / Systems Programmer to play a pivotal role in our infrastructure evolution. You won't just be "keeping the lights on"-you will be at the heart of our Release Management transformation, helping us sunset Dimensions (Serena) and implement our new release system, TEXO.

This is a strategic succession role, taking over the responsibilities of a key expert retiring from the Topdanmark/IF profile.

Key Responsibilities

• Release Management: Manage and optimize source control systems, ensuring seamless code transitions.
• System Migration: Actively participate in the decommissioning of Serena Dimensions and the rollout of TEXO.
• Development & Maintenance: Maintain and enhance ISPF panels and skeletons, JCL, and Rexx scripts.
• Data Governance: Execute test data masking and manage data archiving/optimization using OPTIM.
• Collaboration: Work closely with the release management team to ensure high availability and system integrity.

Technical Requirements

To succeed in this role, you must be a "Mainframe Native" with a deep understanding of z/OS environments.

Must-have Skills:

• Languages & Scripts: Advanced Rexx, JCL, and PL/1.
• Environment: Expert-level knowledge of ISPF Panels and ISPF Skeletons.
• Database: Solid experience with Db2 and SQL.
• Unix: Familiarity with z/OS Unix System Services (USS).
• Release Tools: Proven experience in Release Management and Source Control (Experience with Serena Dimensions or TEXO is a huge plus).

Preferred Skills:

• Knowledge of OPTIM for data management.
• Experience in Test Data Masking strategies.