Senior Mainframe Specialist

Introduction & Summary

We are seeking a highly skilled Senior Mainframe Specialist to join our team in a critical role aimed at supporting a significant project that involves migrating from Broadcom/CA technologies to alternative solutions. The ideal candidate will have extensive experience with IBM zOS and associated technologies, as well as a solid understanding of cross-platform communications. This position requires a candidate who can effectively analyze, design, and implement new solutions while collaborating closely with project teams.

What we offer:

Rate: 165 -180 PLN/ h + VAT

Location : Lodz, Warszawa, Gdańsk, Gdynia ( hybrid 2 days from office)

Long Term B2B Contract

Main Responsibilities

• Analyze the current use of mainframe software within the organization.

• Define, assess, and design alternatives to replace existing solutions.

• Plan and execute migrations to the new target systems.

• Collaborate with the project team to ensure seamless transitions.

• Support the rollout of new solutions and changes.

Key Requirements

• Knowledge & experience working with IBM zOS.

• Understanding of Endevor configuration.

• Experience in cross-platform communications.

• Knowledge of mainframe and midrange scripting languages.

• Familiarity with mainframe Unix System Service.

Nice to Have

• Experience with CA tools such as Easytrieve, Telon, JCL Check, CA Spool, and TPX.

• Understanding of mainframe SDLC, CICD, and VSCode.

• Knowledge of midrange tools and their integration with mainframe systems.

• Familiarity with mainframe infrastructure including transaction managers, databases, queue systems, CICS, and IMS.