Mainframe Developer (zOS Environment

ITTCONNECT INC

Columbus, OH, United States

about 2 months ago

Role details

Contract type

Permanent contract

Employment type

Full-time (> 32 hours)

Experience level

Expert

Experience required

8 years minimum

Working hours

Regular working hours

Job source

dice.com

Tech stack

Application Programming Interfaces (APIs) Artificial Intelligence Customer Information Control System (CICS) COBOL (Programming Language) IBM DB2 Job Control Language (JCL) Z/OS Real Time Data Apache Kafka Api Design Api Management Legacy Systems

Job description

This role sits at the intersection of legacy system stability and modern platform enablement, where core mainframe applications are being API-enabled and integrated into an AI-driven utility platform. You will play a key role in ensuring that foundational systems are scalable, reliable, and ready to support real-time data access and service exposure., * Ownand support a core mainframe application (MACSS) across production,enhancements, and project initiatives

Developand maintain applications using COBOL, JCL, DB2, and CICS
Troubleshootand resolve production issues across batch and online systems
Collaboratewith API and platform teams to enable integration via z/OS Connectservices
Supportdata flows and service exposure to downstream platforms (APIM, Kafka,etc.)
Participatein system design discussions to support modernization and integrationefforts
Ensureperformance, reliability, and scalability of legacy systems

Why This Role Matters

This position is critical in enabling the organization’s transition to a modern, API-driven architecture by ensuring the stability and scalability of its core legacy systems.

Requirements

8+years of hands-on mainframe development experience
Strongexpertise in:
COBOL
JCL
DB2
CICS

Provenexperience supporting production systems and critical applications

Experienceworking in large enterprise environments (preferably utilities,banking, or insurance)

Strongdebugging and problem-solving skills in complex legacy environments, * Utilities industry experience.

About the company

ITTConnect is seeking a Senior Mainframe Developer (zOS Environment) to work on site for a client in the Columbus, OH area. This is a contract position with a client that is a global leader in consulting, digital transformation, technology and engineering services with over 300,000 team members in nearly 50 countries. The end client is in the Utilities sector.