Client Name: ICICI BankProject Description: DEH Project - Digital Engagement Hub(DEH) Application & Container AdminL2 Support & Maintenance on Containers - OpenShiftPosition: OpenShift System Administrator (DevOps)Contribution:1. System administration on OpenShift/Red Hat.2. Troubleshooting EFK stack in case of issue with Logging.3. Troubleshooting issues with worker nodes, maintenance, and scale-out tasks.4. Performing Maintenance activities on cluster line performing patching, configuration changes, installingoperators etc.5. Create, Modify, and delete of projects. Assign project-specific roles to users/groups.6. Create, Modify, and delete network policy rules based on customer requirements.7. Service accounts management, role creation, and assigning roles.8. Assign, modify, and remove roles (cluster and project) to users and groups.9. Monitoring registry storage and perform regular cleanup. Assist the application team in pushing required images to the OpenShift cluster.10. Create and modify SCC based on custom requirements and assign to specific projects.11. Configure, and modify project quotas and limit ranges. Assist the application team on issues with quotas and limits.12. Performing Daily health checks of cluster and fixing issues based on observations.13. Taking backup of critical configuration and DB when needed or before any maintenance activities.14. Customizing master and worker node configurations post-deployment of OpenShift to meet requirements.15. Post OpenShift deployment, configure the OpenShift platform to use custom SSL certificates provided by the customer for the console and application URL.16. Monitoring performance of the System via Grafana Dashboard.17. Troubleshooting the issue and quick resolution.18. Troubleshooting/Working with Helm Charts during deployment with the development team.19. Preparing Weekly and monthly status reports.

• Experience in administration of AIX 5.3, 6.1, 7.1, RHEL 5/6/7/8, Ansible 2.7 & 2.8• Experience in Incident Management, Problem Management and Change Management.• Experienced in Data Centre Migration and Application Migration Planning & Execution.• Experience on patch and package administration on Linux platforms.• Installation and configuration of AIX on Various hardware including Power 7 & Power8 servers and RHEL Servers.• Installed and managed VMware and KVM servers and Guest servers in RHEL.• Experienced in creating Standard and Virtual LPARS on VIO servers with the help of virtualization and Micro-partitioning concept.• Worked in setting up VIO and dual VIO server with Virtual SCSI. SEA and NPIV technologies.• Experience in creating Shared Ethernet Adapter (SEA) with Control Channel adapter and Failover.• Experienced in IBM Hardware Management Console Code Upgrade from V7R7.7.0 SP2 to V7R7.9.0 SP1 and V7R7.9.0 SP1 to V8R8.3.0 SP1• Experienced in IBM Power System Firmware upgrade and Microcode upgrade with in same release or to new release.• Experienced in IBM Blade Servers Firmware upgrade and IVM Upgrades.• Implementation of High Availability Solutions using PowerHA.• PowerHA migration from 6.1 to 7.1.3 to 7.2.3• Operating system upgrades from AIX 5.3 to 6.1/7.1• VIO upgrades from 2.1 to 2.2• Responsible for NIM installation, setting up NIM servers, clients, define the resources, Alternate Disk Migration with NIM and also used NIMADM procedure for reduced downtime.• Datacenter migration from Canada to US Location • Live Partition mobility validation and migration

• Project Lead to build around 800 AIX, Red hat, HP & Solaris servers.• Operating system upgrades from AIX 5.3 to 6.1• Responsible for making LPAR and DLPAR through HMC and Installing AIX on the logical partitions (LPARs).• VIO upgrades from 2.1 to 2.2• Upgrading EMC power path from v5.1, v5.3 to v5.5• Managing & maintaining normal and hacmp filesystems• Failover and Fallback testing in hacmp• Upgradation performed on power path, SSH, open SSL and PERL• Experience is Data Center disaster recovery planning and recovery• Co-ordination with CE for identifying and changing faulty Hardware's.

• More than 3000 AIX/Red hat/HP / Solaris servers handled• RHEL 4 & RHEL 5 Patching on various customers• Tripwire, Java installation • Operating system upgrades from AIX 5.3 to 6.1• IBM Blade center firmware upgrade• VIO & HMC upgrade activity• Worked in LPAR, DLPAR Environment on AIX versions.• Activating Capacity on Demand through HMC console• Responsible for installation, configuration, management and maintenance over Linux systems.• Installation & Configuration of various Linux flavors such as RHEL 5.0,5.4• Package Management using RPM & YUM, Disk Management: Partitioning tools like fdisk, parted etc.

MAY 2010 – MAY 2011GISD UNIX OPERATOR, BARCLAYS (WIPRO LTD & DCM DATA SYSTEMS)Roles & Responsibilities:• Supported more than 2000 AIX servers.• OS Installation/ Migration, TL upgrade. • Assurance Testing for LPAR, VIO, wload, HMC, CSM Digital Certificates Creation and Applying Incident/ Change management through Sm7 (HP) HACMP testing with IP switch fall over, fall back etc.• User administration, backup/restoration. Mksysb troubleshooting.• Process monitoring, managing CRON, DUMP management.• LPAR/DLPAR, VIO creation, troubleshooting with micro partition.• Constant interaction with Datacenter, SAP, Database teams (UK)SEP 2008 – MAY 2010AIX SPECIALIST, LG ELECTRONICS (DCM DATA SYSTEMS)Roles & Responsibilities:• User administration.• Managing Volume Group, Managing File Systems.• Downloading and applying the maintenance packages and fixes.• Monitoring disk space, system processes, user process activity and security logs.• Configuring TCP/IP and NFS services and troubleshooting related problems.• Taking rootvg backup using mksysb.• Configuring the paging size.• Scheduling the jobs using cron and at command.• Scheduling for backup on tape library• SSH installation and configuration• Installation and Configuration of p510, p575, p590 servers.• Installation and configuration of HACMP 5.2• Configure the two nodes cluster• Configuring Disk Heart beating, Shared VG, IP aliasing and replacement on HACMP• Logical Volume Management. (VG, LV Creations)• Managing File Systems (Creation, Deletion and resizing)• Security Management (file/directory permission settings)• Monitoring the disk space utilization.• Monitoring error log, system logs.• System backup management (OS, data VG).• Alternate Disk installation methods.

• Installed and configured 100+ Linux PCs.;• Installation and configuration of Samba Server.• Configured NFS server and mounted the file systems at clients through Auto mount.• Configuration of FTP and remote applications like SSH, SCP, telnet• Administered and Managed Network Applications and Services like NFS with Hummingbird connectivity V7.1.w• Configured different RAID Technologies like RAID 0, RAID 1, RAID 5 on Linux.• Installation and Configuration of p510, p575;• Managing Volume Group, Managing File Systems• Installation and configuration of our customized play out Servers in Linux.• Support daily productivity software (Main Actor, Open Office, Leap Office, Audacity)• Installation, configuration & maintenance of different printers in the office environment.• Backup and Recovery using Mirror Package.• Automating jobs using Crontab.;• Diagnosing and monitoring performance Issues.