Mainframe System Automation Engineer (REXX)

Randstad Polska Sp. z o.o.; Kraków; Hybrid; PLN 180,000 - 240,000; Full time

Benefits offered by this job

Hybrid Kraków office

Job summary

Randstad Polska Sp. z o.o. is seeking an experienced Mainframe System Automation Engineer to drive end-to-end automation across a large z/OS environment.

The role focuses on hands-off operations, developing robust REXX solutions and maintaining resilient, self-healing mainframe platforms using OPS/MVS or IBM System Automation. We expect strong z/OS background and expertise in mainframe automation tools, with a passion for building reliable, automated systems in a hybrid Kraków office setting.

Qualifications

• Mainframe Automation Experience: Hands-on experience in Mainframe system automation working with Broadcom OPS/MVS or IBM System Automation / NetView
• REXX Scripting: Strong ability to write, debug, and maintain complex scripts using the REXX programming language
• Production Support & z/OS: Proven background in production support, troubleshooting, and incident resolution within enterprise IBM z/OS environments
• ITSM Processes: Solid understanding of Incident, Problem, and Change Management processes
• Autonomy & Soft Skills: Ability to work independently with minimal supervision, paired with excellent verbal and written English communication skills

Responsibilities

• Automation Administration: Administer, support, and enhance enterprise Mainframe System Automation products (OPS/MVS or IBM SA / NetView)
• REXX Development: Design, code, and maintain robust REXX scripts to automate complex operational tasks and z/OS subsystem interactions
• Production Support & ITSM: Resolve production incidents, analyze root causes, and implement permanent automation fixes within agreed SLAs (Incident, Problem, and Change Management)
• Stakeholder Collaboration: Work closely with cross-functional infrastructure and application teams to gather requirements and translate manual processes into automated solutions
• Operational Standards: Ensure all automation deliverables adhere to global operational standards, best practices, and high-availability guidelines

Skills

Mainframe Automation

REXX Scripting

Production Support & z/OS

ITSM Processes

Autonomy & Soft Skills

Tools

Broadcom OPS/MVS

IBM System Automation

NetView

Jira

Confluence

Git / GitHub

Job description

We are looking for an experienced Mainframe System Automation Engineer to drive end-to-end automation solutions and high-availability operations across an enterprise-scale z/OS environment. In this role, you will bridge traditional system operations with modern automation practices, championing hands-off operations, engineering advanced REXX solutions, and maintaining resilient, self-healing mainframe platforms using tools like OPS/MVS or IBM System Automation.

If you bring a strong z/OS background, deep expertise in Mainframe automation tools, and a passion for building reliable, automated systems, we want to hear from you.

What will your tasks involve?

• Automation Administration: Administer, support, and enhance enterprise Mainframe System Automation products (OPS/MVS or IBM SA / NetView)
• REXX Development: Design, code, and maintain robust REXX scripts to automate complex operational tasks and z/OS subsystem interactions
• Production Support & ITSM: Resolve production incidents, analyze root causes, and implement permanent automation fixes within agreed SLAs (Incident, Problem, and Change Management)
• Stakeholder Collaboration: Work closely with cross-functional infrastructure and application teams to gather requirements and translate manual processes into automated solutions
• Operational Standards: Ensure all automation deliverables adhere to global operational standards, best practices, and high-availability guidelines

What we expect from you?

Requirements (Must-Have):

• Mainframe Automation Experience: Hands-on experience in Mainframe system automation working with Broadcom OPS/MVS or IBM System Automation / NetView
• REXX Scripting: Strong ability to write, debug, and maintain complex scripts using the REXX programming language
• Production Support & z/OS: Proven background in production support, troubleshooting, and incident resolution within enterprise IBM z/OS environments
• ITSM Processes: Solid understanding of Incident, Problem, and Change Management processes
• Autonomy & Soft Skills: Ability to work independently with minimal supervision, paired with excellent verbal and written English communication skills

Nice-to-Have:

• Hands-on experience specifically with Broadcom OPS/MVS (Rules, SSM)
• Familiarity with modern collaboration and versioning tools (Jira, Confluence, Git / GitHub)

What you can expect from us?

• Contract: B2B
• Work-Life Balance & Flexibility: Hybrid work model (3 days per week in our modern Kraków office, combining team collaboration with remote flexibility)
• Global Exposure: Opportunity to work in a dynamic, international environment with cutting-edge open-source and cloud technologies

Employment agency entry number 47

this job offer is intended for people over 18 years of age

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