Mainframe Modernization Developer

Computer Task Group, Inc • Beaverton, OR

1d • Onsite

About The Position

CTG is seeking to fill a Mainframe Modernization Developer opening for our client. This role requires expertise in both mainframe systems and modernization, with the ability to develop code for in-place mainframe modernization and migration of mainframe applications to cloud platforms, including z-cloud. The developer will also support mainframe migration to other cloud environments. Proficiency in technologies such as COBOL systems, Java, JSON, API, Microservices, SaaS, Edge, Off-premises applications, network security, Kubernetes, DevOps, Db2, CICS, WebSphere, and MQ is expected.

Requirements

• Mainframe Modernization expertise
• Ability to develop codes for in-place mainframe modernization and migration of mainframe applications to cloud platforms, including z-cloud
• Support for mainframe migration to other cloud environments
• Proficiency in COBOL systems, Java, JSON, API, Microservices, SaaS, Edge, Off-premises applications, network security, Kubernetes, DevOps, Db2, CICS, WebSphere, and MQ
• Batch Job & Scheduling Expertise – Troubleshooting abends, managing Stonebranch UAC scheduling, and coordinating SFTP file transfers
• System Integration & Code Promotion – Strong hands-on experience with RACF, Unix/NAS connectivity, and RTC-based code promotion plus dataset manipulation
• Legacy Technology Proficiency – Deep knowledge of COBOL, CICS, Assembler, SAS, and REXX
• Excellent verbal and written English communication skills
• Ability to interact professionally with a diverse group

Responsibilities

• Troubleshooting abends, managing Stonebranch UAC scheduling, and coordinating SFTP file transfers to ensure smooth batch operations.
• System Integration & Code Promotion: Strong hands-on experience with RACF, Unix/NAS connectivity, and RTC-based code promotion plus dataset manipulation to connect dev and infra workflows.
• Legacy Technology Proficiency: Deep knowledge of COBOL, CICS, Assembler, SAS, and REXX to support, troubleshoot, and modernize business-critical mainframe applications.
• Excellent verbal and written English communication skills and the ability to interact professionally with a diverse group are required.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: No Education Listed