Mainframe DB2 Replication Engineer - MFRE 26-08177

Job Title: Mainframe DB2 Replication Engineer
Duration: 6-Month Contract-to-Hire
Location: Phoenix, AZ (Hybrid 3 Days Onsite, 2 Days Remote)

Overview

We are seeking an experienced Mainframe DB2 Replication Engineer to design, implement, and support data replication solutions across IBM z/OS and distributed environments. This role is responsible for ensuring reliable, real-time data synchronization, high availability, and data consistency for mission-critical applications.

Key Responsibilities

<>Replication Design & Implementation

• Design, install, configure, and maintain DB2 replication solutions across mainframe and distributed platforms
• Build and manage source-to-target replication pipelines
• Configure replication components including capture processes, apply processes, and control servers
• Implement unidirectional and bidirectional replication setups
• Enable real-time and near-real-time data synchronization solutions

<>Troubleshooting & Support

• Troubleshoot and resolve data inconsistencies, replication failures, queue backlogs, and network interruptions
• Perform root cause analysis and implement corrective actions
• Provide L2/L3 support for production incidents

<>Performance Optimization

• Tune replication processes to reduce latency and optimize resource utilization
• Minimize impact on source systems
• Optimize data capture efficiency, apply performance, and network usage

<>Integration & Data Architecture

• Support integration between DB2 z/OS and DB2 LUW systems
• Work with distributed databases, messaging systems, and ETL platforms
• Collaborate closely with DBAs, application teams, and data engineering/BI teams

Required Qualifications

• Strong experience with DB2 for z/OS
• Experience with ZDIH and MIPS reduction/optimization initiatives
• Experience with UNIX system services, including patch installation
• Proficiency in UNIX scripting
• Knowledge of RACF security
• Hands-on experience with replication technologies:
  • IBM InfoSphere Data Replication (IIDR) / CDC
  • Q Replication (preferred)
• Strong understanding of replication architecture and data flow design
• Knowledge of Change Data Capture (CDC) concepts
• Strong troubleshooting skills in data consistency, performance, and latency issues
• Experience with JCL, TSO/ISPF, and SDSF
• Familiarity with mainframe batch and online environments

Preferred Qualifications

• Familiarity with MQ and messaging systems
• Experience with ETL and data warehousing platforms
• Exposure to monitoring tools and automation (REXX, Python, scripting)
• Experience with cloud or hybrid data architectures
• Background in large-scale data migration or modernization programs
• Experience with real-time data streaming architectures