Karthick Munusami
Consultant
Chennai,TN
Summary
Consultant supporting IBM i environments across VIOS and POWERHA, PTF upgrades, OS maintenance, HMC firmware, replication monitoring, and disaster recovery readiness. Brings a steady approach to vendor coordination, RCA preparation, backup control, and security administration to help keep production platforms stable. Contributes to multi-tool support work involving tape movement and operational checks across enterprise systems.
Overview
2
2
Languages
11
11
years of professional experience
Work History
Consultant
Infosys Ltd.
04.2026 - Current
- Developed and implemented strategic frameworks for process optimization, driving significant improvements in service delivery.
- Led cross-functional teams to deliver client-focused solutions, enhancing operational efficiency and project outcomes.
- Facilitated stakeholder workshops to align business objectives with technology initiatives, fostering collaboration across departments.
- Analyzed market trends and client feedback to refine consulting methodologies, ensuring relevance and effectiveness in solutions provided.
- Collaborated with cross-functional teams to successfully deliver comprehensive solutions for clients.
- Mentored junior consultants on best practices in project management and client engagement strategies, enhancing team capabilities.
- Established performance metrics to evaluate project success, promoting accountability and continuous improvement within teams.
- Managed client relationships through regular check-ins and updates on project progress.
System Administrator
TATA Consultancy Services
12.2020 - 04.2026
- Responsibilities
- Tata consultancy service:
- Executed PTF upgrades and addressed post-implementation issues for third-party tools, ensuring system stability.
- Coordinated with the vendor for OS and HMC firmware upgrades, took HMC backup, and rebooted through the GUI.
- Led system upgrades and migrations, ensuring minimal disruption to business operations.
- Collaborated with IT team to develop and implement comprehensive disaster recovery plans, ensuring minimal data loss during critical incidents.
- Automated routine maintenance tasks, enhancing operational efficiency and reducing downtime.
- Allowing users in pentasafe security applications.
- Worked MIMIX Full DR.
- Resolving MIMIX object error and DB error, Audit error, etc...
- Resalving MIMIX object error and DB error, Audit error, etc...
- Preparing the Route Cause Analysis (RCA) for critical tickets.
- Worked third-party applications upgrade.
- Performing tapes movement in BRMS.
- Provided technical support to users, resolving issues related to hardware, software, and network connectivity.
- Enabled smooth transitions during hardware and software upgrades, minimizing disruptions to endusers.
- Installed important security and functionality patches to maintain optimal protections against intrusion and system reliability.
- Worked with users to determine areas of technology in need of improved usability.
- Diagnosed and resolved complex technical issues through in-depth analysis, facilitating uninterrupted business operations.
Associate Professional System Engineer
DXC Technology India Prt Ltd
05.2019 - 12.2020
- Responsibilities
- Executed disaster recovery activities for MIMIX (Virtual), QuickEDD, and ITERA applications to ensure system reliability.
- Being part of Server build activity.
- Conducted quarterly PTF upgrades across multiple accounts to maintain system performance and security.
- Performing saves and restores as per client requirements.
- Working on leveraged accounts.
- Performed firmware upgrade activity.
- Performed server decommission activity.
- Creating and deleting the user's profile.
- Completed firmware upgrades to enhance server functionality and support client operations.
- Performing housekeeping activities for ASP balance.
System engineer
Crown Solutions (TATA consultancy)
02.2018 - 05.2019
- Responsibilities
- Crown Solutions - Tata consultancy service
- Monitoring MIMIX replication software.
- Resolved MIMIX object, database, and audit errors to maintain system integrity.
- Performed Role Swap activity on MIMIX Replication software.
- Preparing the Root Cause Analysis (RCA) for critical tickets.
- Preparing plans for before doing any upgrade activity
- Being part of the team while performing OS upgradation and hmc and Firmware upgrade activity.
- Managed tape movement in BRMS to ensure data availability and integrity.
System Engineer
VHR Solutions (TATA Communications)
11.2016 - 02.2018
- Responsibilities
- Type your HR Solutions - TATA Communications
- Wrote documentation for and conducted training classes for AS/400 System Operators.
- Performing IPL for Smooth Flow of I Series System.
- Working with problems with Guidance from Software and Hardware Service providers (IBM).
- Restoration Journaling and Maintaining Journal Receiver's Backup
- Configuring TCP/IP interlaces and routing entries.
- Oversaw management of tape libraries and stand-alone drives to ensure data integrity and availability.
- Installed and configured Nimsoft monitoring software to streamline system performance monitoring.
Systems Engineer
PMS Information systems (ESAB INDIA LTD)
05.2015 - 11.2016
- Responsibilities
- PMS Information systems - ESAB INDIA LTD
- Movex & Infar ERP Application User Management (Creation, Modification & Deletion of User Profiles)
- Granted ERP functions authorizations to users based on company policies.
- Prepared root cause analysis (RCA) for critical tickets to identify and address underlying issues.
- Monitored QSYSOPR messages and handled inquiries, providing relevant replies within permitted guidelines.
- Configure the AS/00 printer and assign it to the profile as requested.
- Scheduled batch and interactive jobs using in-built job scheduler and advanced job scheduler to ensure timely processing.
- Managing and maintaining the Job and Subsystem as per the request.
- Problem Determination and Problem Handling.
- Performing system backups as per the company backup strategy
Education
Diploma - Computer Science
Veltech Polytechnic College (DIRECTORATE OF TECHNICAL EDUCATION)
Avadi04-2015
12th HSC - undefined
KENC Higher Secondary School
Manavalan Nagar04-2012
10th SSLC - undefined
Gover High School
Manavur04-2010
Skills
AS400 Administration
MIMIX replication management
BRMS operations
HMC administration
PTF upgrade management
Disaster recovery testing
OS upgrade coordination
Firmware upgrade management
Root cause analysis
Server build administration
ITIL incident management
Change management
Problem management
Capacity planning
Patch management
Hardware lifecycle management
Job scheduling
User profile administration
Tape library management
Printer configuration
TCP/IP configuration
Service request management
System monitoring
Access provisioning
Backup verification
Documentation standards
IBM i troubleshooting certification
Interests
Playing Cricket
ACHIEVEMENTS
- Automation
- Implemented the automation process to auto-enable the service account on the halcyon monitoring tool.
Timeline
Consultant
Infosys Ltd.
04.2026 - Current
System Administrator
TATA Consultancy Services
12.2020 - 04.2026
Associate Professional System Engineer
DXC Technology India Prt Ltd
05.2019 - 12.2020
System engineer
Crown Solutions (TATA consultancy)
02.2018 - 05.2019
System Engineer
VHR Solutions (TATA Communications)
11.2016 - 02.2018
Systems Engineer
PMS Information systems (ESAB INDIA LTD)
05.2015 - 11.2016
10th SSLC - undefined
Gover High School
12th HSC - undefined
KENC Higher Secondary School
Diploma - Computer Science
Veltech Polytechnic College (DIRECTORATE OF TECHNICAL EDUCATION)