Db2 System Engineer Jobs (NOW HIRING)

Role: Mainframe DB2 System Programmer SME
Location: Remote

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About The AES Group

The AES Group is a premier technology and engineering consulting company that has been bringing businesses and talent together for over 20 years to deliver innovative solutions that make a positive impact. We help organizations modernize their technology through cloud, data, AI, engineering, cybersecurity, and emerging technologies.
Why This Opportunity

Join a leading enterprise technology environment as a Mainframe DB2 System Programmer SME and work on highly complex, business-critical mainframe systems. This is a hands-on opportunity for an experienced DB2 infrastructure specialist who enjoys solving challenging technical problems, improving system reliability, and supporting large-scale DB2 environments.

What You’ll Gain

• Fully remote work environment.
• Opportunity to work on enterprise-scale DB2 and z/OS infrastructure.
• Hands-on involvement with DB2 Data Sharing and SYSPLEX architectures.
• Exposure to complex system migrations, performance tuning, recovery, and high-availability initiatives.
• Opportunity to serve as a technical SME and influence infrastructure best practices.

Role Overview

We are seeking an experienced Mainframe DB2 System Programmer SME with deep expertise in IBM DB2 infrastructure, z/OS environments, Data Sharing, and SYSPLEX architecture.

In this role, you will provide technical analysis, troubleshooting, documentation, system configuration, performance optimization, and infrastructure support across mission-critical DB2 environments. You will work closely with application, infrastructure, operations, and engineering teams to identify issues, implement solutions, and ensure stable and high-performing DB2 systems.

The ideal candidate is highly analytical, customer-focused, comfortable working independently, and capable of handling complex infrastructure challenges from initial investigation through resolution and handoff.

Key Responsibilities

• Install, configure, customize, maintain, and support DB2 subsystems in standalone and Data Sharing environments.
• Manage and support Monoplex, SYSPLEX, and DB2 Data Sharing architectures.
• Perform DB2 subsystem setup, configuration, upgrades, migrations, maintenance, and backout activities.
• Support DB2 backup and recovery strategies using image copies, FLASH technologies, mirroring, and related methodologies.
• Configure and troubleshoot DB2 Data Sharing components, including DB2 structures, CFRM policies, coupling facilities, locking mechanisms, and CF recovery.
• Perform DB2 health checks, security administration, patch management, and infrastructure maintenance.
• Analyze DB2 traces and system data using SMF, RMF, and WLM.
• Conduct DB2 and z/OS system performance analysis, tuning, and capacity optimization.
• Develop and maintain automation using REXX, CLIST, and ISPF.
• Support DB2 integrations with transactional platforms including CICS and IMS.
• Perform software installation and maintenance using SMP/E.
• Troubleshoot complex system issues and coordinate with software vendors through PMR or equivalent support processes.
• Prepare technical documentation, diagrams, procedures, and operational handoff materials.

Required Qualifications

• 14+ years of experience in Mainframe DB2 System Programming.
• Strong hands-on expertise with IBM DB2 on z/OS.
• Extensive experience with SYSPLEX, Monoplex, and DB2 Data Sharing environments.
• Strong knowledge of DB2 subsystem installation, configuration, administration, maintenance, and recovery.
• Experience with DB2 backup and recovery methodologies.
• Strong programming and automation skills using REXX, CLIST, and ISPF.
• Solid understanding of CICS and IMS architectures and their integration with DB2.
• Experience with DB2 software migrations, maintenance, installation, backout, and re-migration procedures.
• Strong working knowledge of SMP/E.
• Experience with DB2 security, health checks, patch management, traces, SMF, RMF, and WLM.
• Strong knowledge of z/OS and DB2 performance tuning.
• Proven troubleshooting, debugging, and distributed problem-solving skills.

Preferred Qualifications

• Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related discipline.
• Experience with DB2 Connect and IBM Data Studio.
• Experience with DB2 cloning using IBM DB2 Cloning Tool or comparable enterprise cloning solutions.
• Previous experience supporting large, highly available enterprise mainframe environments.

Ready to make an impact? Apply now and join us on our journey!