IBM MQ Administrator - z/OS (Mainframe) Contract

Job Description

The full job description covers all associated skills, previous experience, and any qualifications that applicants are expected to have.

IBM MQ Administrator - z/OS (Mainframe) Contract

DURATION: Contract

LOCATION: Edinburgh, Leeds or Manchester

WORKING HOURS: Standard business hours with out of hours support required

ONSITE REQUIREMENTS: Hybrid - 2 days onsite per week

ENGAGEMENT TYPE: Contract - Outside IR35

DAY RATE / HOURLY RATE: £550 per day

LEGAL RIGHT TO WORK:Candidates must have the legal right to work in the UK. Sponsorship is not available for this role.

ATRIUM GLOBAL SUMMARY

Atrium Global is supporting a client within the financial services sector who is seeking a highly experienced IBM MQ z/OS Administrator to join a specialist mainframe middleware team.

JOB OVERVIEW

This role sits within a mainframe-only environment and requires a contractor who can contribute immediately with minimal ramp-up. You will provide hands-on support and delivery across a critical IBM MQ estate on z/OS, focusing on production stability, incident resolution and controlled change delivery.

This is a pure z/OS MQ role - candidates with primarily distributed MQ or broader platform backgrounds will not be suitable.

RESPONSIBILITIES

• Provide hands-on administration of IBM MQ on z/OS across production environments
• Deliver incident, problem and change resolution within strict SLAs
• Support and maintain MQ queue managers, channels and configurations
• Perform production deployments, upgrades and migrations
• Troubleshoot complex MQ issues across mission-critical systems
• Maintain service stability, resilience and performance optimisation
• Work closely with stakeholders across mainframe and infrastructure teams
• Ensure adherence to governance, processes and security standards
• Participate in out of hours support and deployment activities

REQUIREMENTS

• Strong hands-on experience administering IBM MQ on z/OS (v9.x preferred)
• Proven experience working in mainframe-only MQ environments
• Deep understanding of:
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• Queue managers
• Channels
• MQ objects
• Clustering / Queue Sharing Groups (QSG)
• Experience with TLS / SSL configuration and MQ security (RACF)
• Strong troubleshooting skills within production MQ environments
• Experience delivering changes independently into production
• Familiarity with z/OS panels, ISPF and mainframe tooling
• Experience working within ITIL-controlled environments

NICE TO HAVE

• Experience with MQ monitoring tools on z/OS (e.g. Omegamon)
• Experience within UK banking or financial services environments
• Experience supporting high-volume payments or core banking systems