Senior Mainframe z/OS Systems Programmer

4 weeks ago

Limerick, Ireland General Motors Full time

Join General Motors' IT team as we lead a transformation in the automotive industry. From engineering cutting-edge electric vehicles to delivering seamless experiences for dealers and customers, GM IT is redefining innovation. With a focus on state-of-the-art technologies like mobility, telematics, mission-critical business systems, supercomputing, and cloud computing, we provide unparalleled opportunities for professionals eager to advance their careers in an organization driven by speed, innovation, and value creation.

About the Role

As a Senior z/OS Mainframe Systems Programmer , you will collaborate across multiple teams to support, optimize, and enhance GM's global mainframe platforms. Your responsibilities will include deploying, managing, and upgrading mainframe hardware and software solutions while working closely with vendors, infrastructure groups, database administrators (DBAs), and application teams.

In this role, you will play a key part in leveraging IBM Parallel Sysplex technology , ensuring exceptional performance, reliability, and scalability across our mainframe environments. Your contributions will be instrumental in advancing GM's long-term IT strategies and maintaining the operational excellence of our mainframe systems.

GM IT has revolutionized its approach to technology, successfully executing the largest IT transformation in the history of the automotive industry . By fully insourcing what was once a largely outsourced IT function, we’ve re-platformed all mainframe applications into new, state-of-the-art data-sharing Sysplex environments.

This role offers an opportunity to contribute to a team that drives enterprise-level advancements, enabling GM to continue its journey as the most iconic automaker on the planet .

Hybrid: This position will be located onsite a minimum of three days per week in our Limerick office and 2 days from home.

Ideal Candidate:

- Leader in the mainframe space. Ability to articulate and document mainframe product roadmap and bring a team on that journey.
- Provides thought leadership and Technical Architect support for HW and SW solutions
- Experience in the wider IT infrastructure and the interfaces with the z/OS platform (APIs/CICD software development pipelines/Linux)
- The ability to translate product roadmaps to real business value.

Preferred Attributes:

- 5+ years’ relevant technical experience
- An Arts/Science degree or STEM qualification advantageous.
- Responsible for implementing all or part of technical solution in accordance with an agreed technical design and GM standards.
- Provides technical support and input on the application of technology to a defined business segment.
- Proactively identify opportunities for automation and own through to implementation.
- Ensures project learning’s are documented and shared.
- Experienced in troubleshooting, researching, and resolving multipart issues.
- Owns and produces documentation. Ability to translate technical details into concise and easy to understand written form.
- Established as Product SME and/or established as Product specialist
- Ability to support systems in a 24x7 on-call rotation.
- Vendor interaction experience (including experienced in searching their knowledge databases).
- Observe mainframe standards and audit requirements.
- Work well as part of a team.
- Cross company collaboration with one team mindset.

Technical Expectations:

- Working knowledge and skills with the standard z/OS tools. Db2 and/or IMS knowledge and experience advantageous.
- Knowledge of SMP/E (commands, terminology, problem determination). Ability to use SMP/E to apply maintenance, perform installs, and maintain SMP/E environments.
- Knowledge with REXX, CLIST, ASSEMBLER, PYTHON, or other relevant mainframe programming with examples of code available on request.
- Working knowledge and skills with RACF.
- Demonstrable understanding of the z/OS subsystems, DASD Storage concepts and the command usage relating to these system components. Includes knowledge of job submission, priority, and performance with WLM in a z/OS system.
- Ability to utilize system diagnostics to arrive at problem solutions (Messages and Codes, dumps, console messages, IBM Redbooks etc.)

Why General Motors?

At GM, we’ve charged ourselves with one mission: to design, build and sell the world’s best vehicles with Zero Crashes, Zero Emissions, and Zero Congestion.

GM IT is a leader in cutting edge technologies such as Mobility, Telematics, Mission-Critical Business Systems, Supercomputing, Vehicle Engineering, and Real-time Computing. We offer challenging positions for passionate professionals to work in an organization with a laser focus on Innovation, Speed, and Business Value.

Join our team and experience Information Technology at a scale and pace not seen before

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