Prashant Dhuri

Experience

• 

  Citi

  Nov 2006 - Jan 2009

  Unix System Administrator

  • System setup and customization.• OS installation and configuration.• System disk storage maintenance (SDS, LVM).• System monitoring CPU, Disk, Memory utilization etc.• Application and System software roll-outs and remediation.• SVM and VXVM software configuration.• Capacity planning inputs, Periodical reporting.• Decommission of servers /LDoms as well as handover of new built servers/ LDoms as per the guidelines of Compliance team.• OS/Patches implementation on servers and LDoms.• Responsible for handling the User requests as per the Change management and Compliance guidelines.• Responsibilities include hardware, OS, level troubleshooting.• Responsible for automation in System Admin BAU works. Worked on and successfully completed the tasks like automation in New built server/LDom handover, automation in pre-OS patch activities and automation in decommission of Servers and LDoms.• Responsible for providing various management and audit related reports to the CTS management team.• Responsible for making various process improvements, updating the related documents and making involvement in RCSA (Risk and Control Self-Assessment) & ARR (Audit risk and review) Show less

• 

  Wipro

  Jan 2009 - Aug 2012

  Senior Project Engineer

  • Managing the LDAP,Cluster,Web,Database,Subversion and License servers.• Performing day to day administrative tasks such as new package builds, application • Configuration and user account management, performance analysis and parameter tuning. • Implemented kickstart installation method for standardized & automated workstation, server & renderfarm installations.Updating local yum repository server for package management.• Oracle VM (fomerly LDOMS) building, configuring and troubleshooting• ZFS configuration, support and troubleshooting and • Storage rebalances activities for Solaris ZFS systems.• Solaris 10 performance monitoring and tuning.• SAN storage troubleshooting• Legato Networker backups and restore• Technical Support to artists and developers for Software related applications on Macintosh. Show less

• 

  Capgemini

  Aug 2012 - Aug 2022

  • Remote maintenance and administration of allManaged 2000+Datacenter, ESX and Cloud hostedLinux Systems• Supporting Unix operations of Exadata cloud at customer.• Managed 8+ FTE Cloud Support Team located all over India support centers.• Building and Administration support of various Cloud Components of Amazon Web Services,• Microsoft Azure cloud services and Oracle Cloud Infrastructure. via Cloud Management portal and IAC tool Hashicorp Terraform• Set up Docker Container cluster using Kubernetes/Docker Swarm.• Automating various Linux system tasks using Bash Shell Scripting, Python programming and Ansible playbooks.• Maintained Git workflows for version control and source code management.• Maintained Automated CI/CD pipelines for Code deployments.• Involved in the Projects kick start and action plan meetings for datacenter to cloud support migration activities.• Participated in the Major incident solution meeting and root cause analysis discussions.• Trained New hires and involved in the hiring procedures for the Linux and automation projects.• Ensuring proper planning and execution of major projects/maintenance activities.• Providing escalation support for subordinates and junior resources.• Ensuring proper planning and execution of major projects/maintenance activities.• Preparing and submitting required weekly and monthly reports regarding team activities, issues and risks.• Deploy, configure and maintain computation on Azure cloud• Troubleshoot issues and engage with teams and vendors for issue resolutions• Automate deployment and troubleshoot mechanism for quick service Show less • Involved in the storage migration projets from Linux Side• Resolving issues that cannot be handled by L1 & L2 Team• Remote maintenance and administration of all & HP LINUX, Sun servers across European datacenters and resolving issues related to hardware in coordination with datacenter engineers • Delegating tasks with fixes for the vulnerabilities to juniors• Raising & implementing system changes along with preparation of CIP doc.• Preparing RCA for priority 1 issues;Analysis, Troubleshoot, identify risks & Provide solutions• Maintenance & support of server environment including Linux, Solaris and HP-UX• Preparing calendar for OS patching & firmware up-gradation for the all the UNIX servers yearly and assigning and guiding to Level2 team• Audit Remediation • Working on in coordination of process management.• Investigating on the outages and creating the RCA templates.• Assist team members in providing information and knowledge sharing.• Train/Mentor the new hires in the team and participate in hiring initiatives.• Proactively build good relationships with business partners and other personnel for solving work-related issues.• Oracle VM (fomerly LDOMS) building, configuring and troubleshooting.• ZFS configuration, support and troubleshooting.• Storage rebalances activities for Solaris ZFS systems.• Providing level 3 supports for high-level infrastructure environment for other geographies • Implementation, configuration and maintaining of LVM (logical volume manager).• Configuring and maintaining NETWORKING (NFS, FTP, SSH ) services• Resolved system errors and crashes, disk space problems, huge file sizes, file system/errors• Troubleshooting on Linux and Solaris OS.• Documenting all the activities Show less

  • Senior DevOps consultant and Linux SME

    Feb 2016 - Aug 2022

  • Technical Team Lead

    Aug 2012 - Feb 2016
• 

  Oracle

  Sept 2022 - now

  Senior Advanced Support engineer