Sudheer Kolluri

Infrastructure Specialist @Kyndryl India

Bengaluru, IN

Executed quarterly patching for staging and production servers reducing security risks and enhancing system performance by 20%• Actively Involved in quarterly maintenance, including patch management and system upgrades, leading to a 15% reduction in system downtime and improved operational efficiency.• Resolved system and application issues within SLA, having expertise in memory CPU, and disk management, which help in reducing the performance issues.• Created and managed user accounts, groups, and roles in AWS, enhancing security and compliance while streamlining user management processes.• Successfully worked with the IT Change Management process, with creating and managing standard and normal changes for server reboots and maintenance activities with CAB approvals. With 10% improvement in change success rate.• Provided efficient support in rotational shifts and on-call scenarios, resolving incidents within SLA and reducing mean time to recovery by 25%.• Documented Root Cause Analysis (RCA) for P1 and P2 incidents, contributing to improved incident resolution.• Updated Ansible inventory for projects in GitHub Enterprise, raising pull requests and pushing changes to maintain current configurations, enhancing configuration accuracy and deployment.• Led decommissioning activities for servers in both on-premises and cloud environments, with proper resource optimization, resulting in a 10% reduction in operational costs• proactively working on venerability remediation on both prod and non-prod servers on daily basis