Mainframe Developer at (Wilmington DE and Jersey City NJ (Local or Near State)

Position: Mainframe Developer

Location: Wilmington, DE( & Jersey City, NJ (Weekly 5 days office is Must)

Duration: Contract

Key Responsibilities:

• Design, code, test, and maintain mainframe applications using COBOL, JCL, DB2, IMS DB/DC, CICS, VSAM, and IBM MQ.
• Develop and support batch and online processes, including job streams, transaction systems, and message-driven programs.
• Analyze business requirements and translate them into technical specifications.
• Participate in the full software development lifecycle (SDLC) including design, development, testing, deployment, and support.
• Troubleshoot application issues and provide timely resolutions, including root cause analysis and corrective action planning.
• Optimize mainframe code and database access for performance and scalability.
• Work with system analysts, QA testers, and infrastructure teams to ensure system integrity and quality.
• Maintain accurate and up-to-date documentation of technical designs, codebases, and processes.
• Support production jobs and on-call troubleshooting as required.

Required Skills & Qualifications:

• Bachelor s degree in Computer Science, Information Systems, or related field (or equivalent experience).
• 3 8 years of hands-on experience with the following mainframe technologies:

o COBOL (batch and online)

o JCL (Job Control Language)

o CICS (Customer Information Control System)

o DB2 and/or IMS DB

o VSAM (Virtual Storage Access Method)

o IMS DC (Transaction Management)

o IBM MQ (Message Queueing)

• Familiarity with tools such as TSO/ISPF, File-AID, Abend-AID, and version control (e.g., Endevor or Changeman).
• Strong analytical and debugging skills.
• Ability to work independently and in a team environment.
• Good communication skills for collaboration with business analysts and QA teams