Infrastructure Engineer – Mainframe Integration

Jobtailor; Stockholms kommun; On-site; SEK 900,000 - 1,100,000; Full time

Job summary

Jobtailor in Stockholm seeks an experienced mainframe specialist to join a world‑class MQ on z/OS environment and work on a technically challenging platform. You will contribute to mission‑critical systems and collaborate with skilled colleagues to deliver reliable changes.

The role emphasizes troubleshooting, clear communication in English, and structured, agile delivery. You will operate in a high‑reliability environment where precision matters, and where upgrades and testing are routine.

Qualifications

• Master’s degree or equivalent experience in information systems.
• Strong MQ on z/OS expertise.
• Good IMS knowledge (including DL/1) and IBM Integration Bus is a plus.
• Structured and proactive approach.
• Enjoys troubleshooting, analyzing problems, and finding solutions.
• Works well in reliability‑driven environments with precise requirements.
• Excellent written and spoken English.

Responsibilities

• Act as SME for system behavior and integrations.
• Participate in Agile planning, prioritization, and delivery activities.
• Support deployments, configuration, and change management across environments.
• Contribute to lifecycle management and version testing of complex systems.

Skills

MQ on z/OS

IMS (incl. DL/1)

Education

Master's degree in Information Systems

Tools

IBM Integration Bus

Job description

Job Highlights

• Join a World-Class Mainframe Environment.
• Work with a highly interesting and technically challenging platform.
• Unleash your technical curiosity and passion.
• Contribute to improve complex, mission‑critical systems.
• Grow and develop alongside highly skilled colleagues.
• Deploy releases and handle configuration and change activities across environments.
• Perform lifecycle management, including upgrades and version testing.
• Act as a subject matter expert (SME) for system behavior and integrations.
• Participate in Agile planning, prioritization, and delivery activities.

Requirements

• Master’s degree in information systems and/or equivalent work experience.
• Highly skilled in MQ on z/OS.
• Good knowledge in IMS (including DL/1) and IBM Integration Bus is a great benefit.
• Structured and proactive.
• Enjoys troubleshooting, analyzing problems, and finding solutions.
• Thrives in environments where reliability and precision are critical.
• Comfortable collaborating with both technical and non‑technical stakeholders.
• Very good communication skills in English (both written and verbal).