NEMURI SUSHEELKUMAR
Summary
To build a successful and challenging career in the IT industry by making effective use of system administration skills and upgrading continuously to the latest and powerful technology available. Bilingual and educated individual with exceptional background spent in [Industry]. Engaging professional disciplined to work successfully in demanding environments. Experienced and enthusiastic Consultant with track record of success across wide range of industries. Possesses exceptional interpersonal, problem-solving and analytical skills to provide advice and expertise to client organizations improving business performance. Experienced in all aspects of operations, strategy and finance.
Overview
13
13
years of professional experience
1
1
Certification
Work History
Assistant consultant
Tata Consultancy Services
07.2022 - Current
- Supporting telecom project in cloud level support
- Handling azure infra about 2000+ servers in west eroupe
- handling all kinds of infra tasks from start of life cycle to end of server life
- Hands on devops concepts like kubernets
- can build API kubernetes clusters and handling from start to end
- Cloud: Azure OPS and Azure Dev ops
- Azure INFRA OPS: Creating and maintaining Virtual Machines via Azure and adding required components
- Azure Cost Calculation for the VMs and performing Cost Optimization based on the usage
- Upgrading Storage Accounts and resources based on requests
- Decommissioning unused servers and performing pre implementation steps and post sanity
- Generalizing Virtual Machines and capturing image based on requirement
- Capturing snapshots of disks based on activities of requirement
- Converting snapshot to disk for troubleshoot issue
- Perform scaling activities: Disks shrink, disk resizing and SKU change, VM family size
- Create Support Requests to Microsoft for respective OS Teams issues
- Configured and maintained Docker containers and images
- Provide 24
- 7 production and help desk support and performed weekend changes during tech window
- Maintained the repository of configuration items of all projects
- Automating AWS objects for easy maintenance, monitoring, and high availability Planning and implementing change management activities
- Providing solutions for client requirements Performing Linux related post build tasks such as User creation in Disk management, partition
- Monitoring Agents, etc..
- Based on environment
- Azure Cloud tasks: Daily Health check, VM Provisioning, VM resizing, backup and restore, VM
- Snapshot backup, Azure platform OS issue troubleshooting
- Administering Azure WVD with Azure Portal
- Managing Patching through Azure VM's quarterly through ansible and updating the Catalog
- Installing security patches manually for Linux based on advisory
- Installing Dynatrace Monitoring Tool to Linux Servers and validating server status through
- Dynatrace portal
- Providing on call support for P1/P2 incidents when required
- Migrated RSVs from GRS to LRS as part of cost optimization
- Adding new VMs to RSVs and triggering backups, creating Backup policies
- Azure Kubernetes : Building AKS clusters Upgrading Kubernetes version in control plane and Node pools Resizing Node pools according to performs upgrading SKU from free to standard enabling autoscaling and increasing node counts according to request Handling performance issues in manual scale node pools building node pools as per HPC and taints and migrating PODS to new node pools under cod ran and drain processes
- Building ACR and granting access to the node pool to get pods pulled
- Cloud: Azure OPS and Azure Dev ops
- Azure INFRA OPS: Creating and maintaining Virtual Machines via Azure and adding required components
- Azure Cost Calculation for the VMs and performing Cost Optimization based on the usage
- Upgrading Storage Accounts and resources based on requests
- Decommissioning unused servers and performing pre implementation steps and post sanity
- Generalizing Virtual Machines and capturing image based on requirement
- Capturing snapshots of disks based on activities of requirement
- Converting snapshot to disk for troubleshoot issue
- Perform scaling activities: Disks shrink, disk resizing and SKU change, VM family size
- Create Support Requests to Microsoft for respective OS Teams issues
- Configured and maintained Docker containers and images
- Provide 24
- 7 production and help desk support and performed weekend changes during tech window
- Maintained the repository of configuration items of all projects
- Automating AWS objects for easy maintenance, monitoring, and high availability Planning and implementing change management activities
- Providing solutions for client requirements Performing Linux related post build tasks such as User creation in Disk management, partition
- Monitoring Agents, etc..
- Based on environment
- Azure Cloud tasks: Daily Health check, VM Provisioning, VM resizing, backup and restore, VM
- Snapshot backup, Azure platform OS issue troubleshooting
- Administering Azure WVD with Azure Portal
- Managing Patching through Azure VM's quarterly through ansible and updating the Catalog
- Installing security patches manually for Linux based on advisory
- Installing Dynatrace Monitoring Tool to Linux Servers and validating server status through
- Dynatrace portal
- Providing on call support for P1/P2 incidents when required
- Migrated RSVs from GRS to LRS as part of cost optimization
- Adding new VMs to RSVs and triggering backups, creating Backup policies
- Azure Kubernetes : Building AKS clusters Upgrading Kubernetes version in control plane and Node pools Resizing Node pools according to performs upgrading SKU from free to standard enabling autoscaling and increasing node counts according to request Handling performance issues in manual scale node pools building node pools as per HPC and taints and migrating PODS to new node pools under cod ran and drain processes
- Building ACR and granting access to the node pool to get pods pulled
- Linux,Solaris,Veritas,Vmare : Upgrading Linux machines from 5.x,6.x to 6.x ,7.x Migration of physical servers to VMware virtual machines Migrating Solaris containers or physical to virtualization As a Unix Administrator, supporting the Solaris and Linux Servers located in the Remote datacenter
- Systems administration, maintenance and monitoring various day-to-day operations
- User management, Creating and managing user account, groups and access levels
- Administering ( Mount/Un mount) the File Systems based on request
- Scheduling of automatic, repetitive Jobs using commands like “Cron” jobs
- Monitoring system Performance of Virtual memory, Managing Swap space, Disk utilization and
- CPU utilization and performance
- Configuring, Maintaining, and Troubleshooting Client/Server Systems enabled with NFS
- Identify disk failure ,NIC card failure, hardware failure and following with vendor to replace them as per RFC or work window
- Monitoring Smart Alerts like file system, memory errors, cpu utilization ,Host Down Hands on Solaris and Linux Patching on Pfizer network Security implementation through PBRUN Hands on granting privileges through pbrun
- Changing File and directory permissions as per request
- Log & Message handling through Syslog
- Start and stopping services/ monitoring services
- Swap management in Solaris and Linux operating environment
- Monitoring flash archive based on alerts Acknowledge and resolve the incidents as per the SLA
- Troubleshoot problems and work with various support teams to resolve them quickly
- Managing Zones in Solaris 10
- (Whole root zone and Sparse root zone)
- Troubleshooting VCS ( veritas cluster ) issues had daemon stopped … Troubleshooting VXVM issues Vxdmp failures , disk errors Configuring and managing failover and parallel service groups Monitoring and managing resources with their dependences Adding and removing users on the cluster server
- Manual switching of service groups form one node to another node in the cluster Checking cluster nodes and service group status with hastatus command Implementing & Managing of RAID Levels like 0, Raid5, 1+0, 0+1 using VERITAS Volume
- Manager
- Creating Sub disks, Plexes, Volumes, Disk groups
- Implementing Raid Levels by using Vxassist & Vxmake
- Creating, Resizing, Restarting and Removing the Volumes
- Creating service group like Failover, Parallel Creating resources and resource dependencies
Lead Administrator
Wipro Technologies
02.2021 - 07.2022
Infra Technology specialist
Cognizant Information Technology
02.2019 - 02.2021
Technical Services Specialist
IBM
01.2016 - 01.2019
Technical Lead
Cognizant Information Technology
12.2014 - 01.2016
System Engineer
Atos India
05.2014 - 12.2014
Solaris Server Administrator
Magna InfoTech Pvt Ltd
12.2012 - 05.2014
Unix Administrator
Cybermate InfoTek ltd
07.2010 - 12.2012
Education
Bachelor of Technology - C.S
Jawaharlal Nehru Technological University
Skills
- Technical Skills: -
- Cloud Technologies Azure, Kubernetes (K8 orchestration), Azure container
- Registry, AWS
- Container Tools Docker, Padman, Kubernetes, AKS
- HA Technologies Kubernetes, Veritas Cluster, IBM GPFS
- Operating Systems Red hat Linux, Red hat satellite, Sun Solaris 9, 10
- Disk management software SVM, VERITAS Volume Manager, LVM, GPFS
- Hardware/ Workstations IBM X, Lenovo, HP-Blade, Sun Fire V240, V250, V440, V490
- V1280, E2900, E25K, Sun Ultra 5/10, Sun Blade 100/150
- SunSparc Servers E250/E450, T2000, sparc t4, M9000
- M5000
- CI/CD BladeLogic, IBM BIG FIX, chef-client, Ansible Jobs
- Tools Shell Scripting, Centrify (AD), VA stool, PBRUN, Ansible
- UCD
- Ticketing Tool Service Now, HP Service Center 62, Remedy
- Monitoring Tool Dynatrace, Azure Monitoring, Sy sedge SNMP Agent, HP
- OMI
- Appointment and Meeting Scheduling
- Project Planning
- Meeting Facilitation
- Project Assistance
Accomplishments
- Certifications:
- Oracle Certified System Administrator for Solaris 10 OS Part I & Part II
- AWS Certified Solution Architect – Associate
Certification
Certificate of excellence of Transforming Pfizer project to Atos
The certificate of excellence is being awarded with accolade champagne - spot award.
Recognition in San migration project in critical servers
Appreciations in DRE test in all quarters
Professional
Additional Information
- 13 Years of experience on different Technologies of Azure Infra OPS, Azure Kubernetes orchestration, Azure Container registry, Docker, VMware, Linux Experience in dealing with Linux Azure IAAS - Virtual Networks, Virtual Machines, Cloud Services, Resource Groups, Express Route, VPN, Load Balancing, Application Gateways, Auto-Scaling, and Traffic Manager. Expertise on Azure Kubernetes Implemented and handled Azure Kubernetes cluster from end to end. Performing Kubernetes upgrades machine backup from the Vault and configured the Azure Site Recovery (ASR). Taking snapshot in azure level for activity Used JIRA to keep track of all the ongoing tasks and maintain bug resolutions. Experience in assigning Azure services to locations specific to integrate with web-apps and key-vaults. Experience on building Golden Azure image for environment. Planning and migration of environments from physical datacenter into Azure cloud Working experience on red hat Linux 3,4,5,6,7,8 Working experience on Powe broker (PBRUN) security tool Troubleshooting Centrify (Active Directory) issues Working experience in 24x7 environments. Hands on daily activities like Infrastructure activities Working with OS virtualization concepts VMware, dockers, Kubernetes Primary support to all kind of issues for All of Azure Working experience in 24x7 environments. Working experience on cloud environment and virtual machines Hands on writing shell scripts and using automation tools like Blade logic.
Timeline
Assistant consultant
Tata Consultancy Services
07.2022 - Current
Lead Administrator
Wipro Technologies
02.2021 - 07.2022
Infra Technology specialist
Cognizant Information Technology
02.2019 - 02.2021
Technical Services Specialist
IBM
01.2016 - 01.2019
Technical Lead
Cognizant Information Technology
12.2014 - 01.2016
System Engineer
Atos India
05.2014 - 12.2014
Solaris Server Administrator
Magna InfoTech Pvt Ltd
12.2012 - 05.2014
Unix Administrator
Cybermate InfoTek ltd
07.2010 - 12.2012
Bachelor of Technology - C.S
Jawaharlal Nehru Technological University
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