Role & responsibilities
Position Description
Lead Analyst - Mainframe Developer
Position Description
Company Profile:
Founded in 1976, CGI is among the largest independent IT and business consulting services firms in the world. With 94,000 consultants and professionals across the globe, CGI delivers an end-to-end portfolio of capabilities, from strategic IT and business consulting to systems integration, managed IT and business process services and intellectual property solutions. CGI works with clients through a local relationship model complemented by a global delivery network that helps clients digitally transform their organizations and accelerate results. CGI Fiscal 2024 reported revenue is CA$14.68 billion and CGI shares are listed on the TSX (GIB.A) and the NYSE (GIB). Learn more at cgi.com.
Job Title: Senior Mainframe Lead
Position: LA
Experience: 8+ years
Category:
Shift: General
Location: Bangalore/Hyderabad
Employment Type: Full Time
Education Qualification: BE Information Science or Computer Science or Electronics & Communications
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Position Description:
We are looking for a highly experienced Mainframe SME with strong expertise in Ratabase-based applications, integration, and modernization initiatives. The role involves end-to-end ownership of multiple business-critical applications across Mainframe (z/OS) and AS400 platforms within a complex, high-scale environment.
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Your future duties and responsibilities
Responsibilities:
Own and manage 22+ Mainframe applications end-to-end, including interdependencies, shared components, and coordinated release cycles
Handle complete lifecycle: Design, development, database setup, build, testing, documentation, deployment, and production support
Develop and maintain Ratabase-based applications including utilities and multiple application variants across architectures:
o IMS Batch / IMS Online
o CICS
o COBOL (Batch/ Online)
o DB2
o XML-based integrations
o C, C++
o VSAM
Design and implement integration solutions between Mainframe and external systems using service-based approaches (REST/JSON)
Work on modernization initiatives to improve efficiency and reduce manual processes
Support cross-platform integration involving AS400 and distributed systems
Responsibilities in Production & Delivery
Handle production support, defect analysis, and root cause investigation
Participate in testing cycles (unit, integration, regression)
Manage release activities including database upgrades and post-release validation
Work closely with onsite teams and clients for requirement discussions and delivery alignment
Governance & Upgrades
Participate in Change Advisory Board activities
Validate platform upgrades (IMS, CICS, COBOL, DB2) and ensure compatibility
Important Note
This role requires strong ownership, multi-platform expertise, and the ability to manage a large, interdependent application landscape. Candidates should be comfortable handling both legacy systems and modern integration approaches.
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Required qualifications to be successful in this role
Must-Have Skills:
Strong expertise in CICS, COBOL, JCL, DB2, IMS, C&C++, REXX, CL, RPG
Experience in handling batch and online transaction processing systems, should be able to handle multiple CICS applications.
Good understanding of REST APIs, JSON, and service-based integration patterns
Exposure to Mainframe integration tools (e.g., Web Enablement Toolkit or AppConnect etc)
Experience with performance tuning, debugging, and production issue resolution
Knowledge of database design (tables, indexes, views, etc.)
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Good-to-Have Skills
Hands-on with release management, migration scripts, and deployment activities
Experience working in multi-application, high-dependency environments
Experience with DevOps tools (Jenkins) and build automation
Strong problem-solving and analytical skills
Preferred
Experience in Insurance domain / Rating systems
Exposure to Ratabase product
Experience in Mainframe modernization initiatives
CGI is an equal opportunity employer. In addition, CGI is committed to providing accommodation for people with disabilities in accordance with provincial legislation. Please let us know if you require reasonable accommodation due to a disability during any aspect of the recruitment process and we will work with you to address your needs

Keyskills: Cobol AS400 Mainframe Development