Mainframe CICS & MQ Systems Programmer (z/OS)

Job Description:

DXC Technology (NYSE:DXC) - where brilliant people embrace change and seize opportunities to advance their careers and amplify customer success.  

People are the heart of our business. We support each other and work as a team, globally and locally to deliver excellence for our customers and colleagues. We live in more than 70 countries, speak multiple languages and work with over 6,000 customers on almost every continent. We use the power of technology to deliver technology services that move the world. DXC.com 

Mainframe CICS & MQ Systems Programmer (z/OS):-

You will be responsible for the installation, configuration, maintenance, performance tuning, and security of IBM CICS Transaction Server and IBM MQ on z/OS. This role ensures high availability, resilience, and optimal performance for mission‑critical workloads, leveraging CICSPlex SM for multi‑region management and automation.

Key Responsibilities

Platform Engineering & Lifecycle Management

• Install, Upgrade, and Maintain IBM CICS TS and IBM MQ using SMP/E.
• Configure and customize CICS regions (TOR/AOR/FOR) and manage CICSPlex SM for workload balancing, routing, and centralized administration.
• Configure MQ Queue Managers, Queues, Channels, Clusters, and Queue Sharing Groups.
• Maintain technical documentation and automation artifacts for deployments and recovery.

Performance, Capacity & Reliability

• Monitor and tune CICS regions and MQ subsystems using RMF/SMF, OMEGAMON, Sysview or equivalent.
• Analyse and resolve complex incidents (dump analysis, abends, queue depth anomalies, channel failures).
• Design and test high‑availability patterns using CICSPlex SM and MQ clustering; participate in Disaster Recovery exercises.

Integration & Developer Enablement

• Define and manage CICS resources (programs, transactions, URIMAPs, PIPELINEs) and MQ objects (queues, topics, channels).
• Provide technical guidance to application teams on CICS-MQ integration and performance‑aware design.
• Collaborate with z/OS System Programmers, Db2 DBA’s, Security, and Network teams for end‑to‑end reliability.

Security, Compliance & Automation

• Implement RACF/ACF2 security for CICS regions and MQ resources.
• Build automation and alerting (REXX, JCL, z/OSMF workflows) to improve resiliency and reduce manual effort.

Required Qualifications

• Expertise in IBM CICS TS architecture, configuration, and tuning on z/OS.
• Strong knowledge of CICSPlex SM for multi‑region management.
• In‑depth knowledge of IBM MQ administration on z/OS.
• Strong z/OS fundamentals: JCL, TSO/ISPF, SMP/E, JES2, SMF/RMF.
• Proficiency in scripting/automation (REXX, JCL; z/OSMF desirable).
• Familiarity with DB2, IMS, and performance tooling (OMEGAMON, Sysview).

Preferred Experience

• MQ/CICS integration for high‑volume workloads.
• Advanced dump analysis and coordination with IBM support.
• Exposure to modern patterns (APIs, cloud‑adjacent integration, Java/COBOL services).

Core Competencies

• Analytical problem solving under pressure.
• Cross‑functional collaboration with AppDev, DB, Security, and Operations.
• Ownership and reliability with on‑call participation.

Trust, Transform & Thrive with a company whose mission is to lead our clients on their digital transformation journey. DXC Technology is recognized globally as a force multiplier, enabling clients to seize the opportunities presented by today's rapidly changing technologies.

At DXC Technology, we believe strong connections and community are key to our success. Our work model prioritizes in-person collaboration while offering flexibility to support wellbeing, productivity, individual work styles, and life circumstances. We’re committed to fostering an inclusive environment where everyone can thrive.

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