Mainframe Developer with IMS and CICS

Job Title: Mainframe IMS and CICS Developer

Location: Wilmington, DE

Duration: 12 months Contract

Number of Positions: 10

Experience Level: 8 Years

Return-to-Office Requirement: 5 Days Onsite

Candidate Eligibility: Only Visa-Independent Candidates

Position Overview

We are seeking highly skilled Mainframe IMS and CICS Developers to join our growing team in Wilmington, DE. The ideal candidates will bring extensive hands-on experience working in large-scale enterprise mainframe environments, with strong technical depth in COBOL, IMS, CICS, and z/OS. In this role, you will be responsible for designing, developing, enhancing, and maintaining mission-critical applications that support core business operations. This position requires a strong understanding of mainframe architecture, exceptional problem-solving skills, and the ability to collaborate effectively with cross-functional teams.

Key Responsibilities

• Design, write, and optimize COBOL programs to support both new development and existing system enhancements.
• Work extensively within z/OS environments, leveraging deep knowledge of mainframe operations, system utilities, and performance considerations.
• Develop and maintain applications using IMS/DB and IMS/DC, ensuring data integrity, efficient database interactions, and high-performance transaction processing.
• Build, modify, and troubleshoot CICS applications, including screens, transactions, and program interfaces.
• Create and manage complex JCL scripts to support batch processes, job scheduling, and operational workflows.
• Collaborate with system administrators to perform basic mainframe system management tasks, including dataset management, security coordination, and resource handling.
• Work closely with QA teams, business analysts, and project stakeholders to translate requirements into high-quality technical solutions.
• Analyze production issues, identify root causes, and deliver timely resolutions to support business-critical applications.
• Participate in on-call rotations, peer reviews, and continuous improvement initiatives to enhance overall system reliability and performance.
  
  

Required Skills & Qualifications

• Programming: Strong proficiency in COBOL, with the ability to write clean, efficient, and maintainable code.
• Operating Systems: Advanced understanding of z/OS, including TSO/ISPF, SDSF, utilities, and diagnostic tools.
• Database Technologies: Expertise in IMS/DB and IMS/DC, including hierarchical database concepts, PSBs, DBDs, and message processing.
• Transaction Processing: Deep knowledge of CICS architecture, program control, BMS mapping, and high-volume transaction processing.
• JCL: Strong ability to write, debug, and optimize Job Control Language scripts for complex batch workloads.
• System Administration: Basic knowledge of mainframe system administration, dataset structures, RACF or equivalent security tools, and system monitoring.
• Excellent analytical thinking, communication skills, and the ability to work effectively in a fast-paced, fully onsite environment.
  
  

Skills: mainframe,ims db/dc,cobol,cics