Senior Mainframe (MF) Information Management System (IMS) Technician
Position Description
Company Profile:
At CGI, we’re a team of builders. We call our employees members because all who join CGI are building their own company - one that has grown to 72,000 professionals located in 40 countries. Founded in 1976, CGI is a leading IT and business process services firm committed to helping clients succeed. We have the global resources, expertise, stability and dedicated professionals needed to achieve. At CGI, we’re a team of builders. We call our employees members because all who join CGI are building their own company - one that has grown to 72,000 professionals located in 40 countries. Founded in 1976, CGI is a leading IT and business process services firm committed to helping clients succeed. We have the global resources, expertise, stability and dedicated professionals needed to achieve results for our clients - and for our members. Come grow with us. Learn more at
This is a great opportunity to join a winning team. CGI offers a competitive compensation package with opportunities for growth and professional development. Benefits for full-time, permanent members start on the first day of employment and include a paid time-off program and profit participation and stock purchase plans. We wish to thank all applicants for their interest and effort in applying for this position, however, only candidates selected for interviews will be contacted. No unsolicited agency referrals please.
Job Title: Senior Mainframe (MF) Information Management System (IMS) Technician
Category: Mainframe (MF) Information Management System (IMS)
Location: Bengaluru
Employment Type: Full Time
Position ID: J0626-2081
Experience Required: 5–10+ Years
Job Summary
We are seeking an experienced and highly skilled Senior Mainframe (MF) Information Management System (IMS) Technician to join our Infrastructure and Middleware Services team. The successful candidate will be responsible for the administration, monitoring, support, maintenance, and optimization of IBM IMS environments running on IBM z/OS Mainframe platforms.
This role requires strong technical expertise in IMS Database (IMS DB) and IMS Transaction Manager (IMS TM), along with a proven ability to support mission critical enterprise applications in a complex production environment. The candidate will play a key role in ensuring system stability, availability, performance, and compliance while collaborating with application, infrastructure, database, and operations teams.
IMS Administration and Support
. Administer, maintain, and support IBM IMS DB and IMS TM environments.
. Monitor IMS control regions, message processing regions, databases, transactions, and system performance.
. Perform installation, configuration, maintenance, upgrades, and patch implementation activities.
. Manage IMS resources, parameters, startup procedures, and operational configurations.
Production Support
. Provide Level 2 and Level 3 support for production IMS environments.
. Investigate and resolve incidents, service requests, and technical issues within defined SLA targets.
. Participate in major incident management and provide technical expertise during critical outages.
. Perform root cause analysis and implement corrective and preventive actions.
Performance Monitoring and Optimization
. Monitor system utilization, performance metrics, and transaction throughput.
. Analyze performance bottlenecks and implement tuning recommendations.
. Support capacity planning activities and ensure optimal resource utilization.
. Identify opportunities for automation and operational efficiency improvements.
Database Management
. Support IMS database backup, recovery, reorganization, and integrity processes.
. Coordinate database maintenance activities to ensure availability and performance.
. Assist application teams with database related troubleshooting and performance analysis.
. Ensure adherence to backup and recovery standards.
Change and Release Management
. Execute approved changes in accordance with organizational change management processes.
. Support application deployments, releases, and infrastructure upgrades impacting IMS environments.
. Conduct implementation validation and post change verification activities.
. Maintain accurate documentation of all production changes.
Security and Compliance
. Implement and maintain security controls in accordance with organizational policies.
. Support audit reviews and compliance requirements.
. Ensure adherence to regulatory, operational, and information security standards.
. Participate in disaster recovery planning, testing, and execution activities.
Collaboration and Leadership
. Collaborate with application development, database administration, infrastructure, and operations teams.
. Provide technical mentoring and guidance to junior team members.
. Contribute to knowledge sharing initiatives and continuous improvement programs.
. Participate in technical reviews and architecture discussions related to IMS environments.
Required Qualifications
. Bachelor's degree in computer science, Information Technology, Engineering, or a related discipline.
. Minimum 5–8 years of experience supporting IBM IMS environments on IBM z/OS Mainframe platforms.
. Strong experience in enterprise production support environments.
Required Technical Skills
Mainframe Technologies
. IBM z/OS
. JCL (Job Control Language)
. TSO/ISPF
. SDSF
. JES2/JES3
. Mainframe operations and troubleshooting
IMS Technologies
. IBM IMS Database (IMS DB)
. IBM IMS Transaction Manager (IMS TM)
. IMS Control Regions
. Message Processing Regions (MPR)
. IMS Utilities
. IMS Recovery and Reorganization processes
. IMS Performance Monitoring and Tuning
Additional Skills
. Incident, Problem, and Change Management processes
. Root Cause Analysis methodologies
. High Availability and Disaster Recovery concepts
. Production support and operational excellence practices
. Monitoring and automation tools
Preferred Qualifications
. IBM IMS certification or equivalent Mainframe certifications.
. ITIL Foundation certification.
. Experience with IBM DB2, CICS, MQ, or other Mainframe middleware technologies.
. Experience with automation and scripting tools.
. Knowledge of enterprise monitoring and scheduling tools.
Key Competencies
. Strong analytical and troubleshooting skills.
. Excellent communication and stakeholder management abilities.
. Ability to work effectively in a fast paced production environment.
. Strong attention to detail and commitment to quality.
. Ability to manage multiple priorities and deliver results under pressure.
. Team collaboration and leadership skills.
. Continuous learning mindset and passion for technology.
Working Conditions
. May require participation in an on call support rotation.
. Ability to support planned maintenance activities during non business hours when required.
. Willingness to work in a global delivery environment supporting multiple regions and time zones.
Success Measures
The successful candidate will be evaluated on:
. IMS platform availability and stability.
. Incident resolution and SLA compliance.
. Successful execution of changes and releases.
. Reduction in recurring incidents through proactive problem management.
. Performance optimization and operational efficiency improvements.
. Compliance with security, audit, and regulatory requirements.
. Stakeholder and customer satisfaction.
Your future duties and responsibilities
Required qualifications to be successful in this role
Together, as owners, let’s turn meaningful insights into action. Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you’ll reach your full potential because…
You are invited to be an owner from day 1 as we work together to bring our Dream to life. That’s why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company’s strategy and direction.
Your work creates value. You’ll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise.
You’ll shape your career by joining a company built to grow and last. You’ll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons.
That same commitment to fairness extends to how we use technology. To support our recruitment team, AI tools may be used to help assess applications though they never replace human judgement. All hiring decisions remain entirely in the hands of our recruitment professionals.
Come join our team—one of the largest IT and business consulting services firms in the world.