What are the responsibilities and job description for the Mainframe Systems Programmer - Hartford, CT (Hybrid) position at MetaSense, Inc.?
Key Responsibilities
· Analyze existing mainframe applications, databases, files, and batch processing workflows to support migration activities.
· Design, develop, and execute data extraction processes from IMS databases and legacy mainframe data sources.
· Create, modify, and support JCL required for data extracts, file transfers, conversion processing, and migration testing.
· Perform COBOL program analysis and code modifications to support data extraction, transformation, validation, and reconciliation requirements.
· Review and update FTP/SFTP processes to support secure transmission of migration files between source and target environments.
· Utilize IMS utilities and BMC Utilities for IMS to unload, extract, validate, and reconcile database content.
· Develop and execute data validation and reconciliation procedures to ensure data integrity throughout the migration lifecycle.
· Support file mapping, field-level transformation logic, and data conversion specifications.
· Troubleshoot batch failures, abends, data discrepancies, and performance issues related to migration processing.
· Collaborate with database administrators, architects, business analysts, and project teams to define migration requirements and resolve technical challenges.
· Create technical documentation, migration runbooks, implementation procedures, and production support documentation.
· Participate in migration testing, system integration testing, user acceptance testing, and production implementation activities.
· Provide production support during migration cutover and post-implementation stabilization periods.
· Identify opportunities for automation using CLIST, REXX, File-AID, and other mainframe utilities.
· Ensure compliance with enterprise change management, security, and audit requirements.
Required Qualifications
· 10 years of Mainframe Development experience.
· Expert-level COBOL programming experience.
· Strong JCL development and troubleshooting skills.
· Extensive IMS Database experience.
· Experience with BMC Utilities for IMS.
· Experience developing large-scale data extracts and conversion processes.
· Strong understanding of FTP/SFTP file transfer methodologies.
· Proven experience supporting enterprise data migration or modernization initiatives.
· Experience performing data analysis, reconciliation, and validation.
· Ability to work independently with minimal supervision in a deadline-driven environment.
Preferred Qualifications
· Experience with File-AID.
· Experience with EZtrieve.
· Experience with CLIST and REXX automation.
· Prior experience with legacy modernization or cloud migration projects.
· Experience supporting financial services, insurance, healthcare, or government mainframe environments.
· Critical Success Factors
· Ability to quickly assess complex legacy environments.
· Strong problem-solving and troubleshooting capabilities.
· Excellent communication and documentation skills.
· Ability to meet aggressive deadlines and deliver high-quality migration solutions under tight timelines.
Salary : $65 - $70