Raja Pullaganti
Bengaluru
Summary
Experienced with maintaining and improving system reliability through automation and proactive monitoring. Utilizes problem-solving skills to troubleshoot and resolve complex issues efficiently. Knowledge of infrastructure optimization and collaborative teamwork to enhance system performance and reliability.
Overview
12
12
years of professional experience
1
1
Certification
Work History
Site Reliability Engineer
Candescent(fka NCR Corporation India Pvt. Ltd)
08.2021 - Current
- Implementing GCP services VPC, Compute Engine, instance Groups, Cloud Storage, Cloud Load Balancing
- Supporting multiple Apps on GKE and GCE
- CI/CD through GitHub actions
- Maintaining GKE Apps through Argo CD
- Performing Deployments through Terraform for maintaining multiple Products
- Creating Terraform Scripts as IAC for easy resource deployments in Cloud
- Managing GKE apps through Helm.
- Participated on Migrating Apps from On-Prem to GCP
- Assisting teams to migrate apps from VM based to GKE platform.
Service Delivery Consultant
DXC Technology
10.2019 - 08.2021
- Implementing AWS services VPC, EC2, ECS, Auto Scaling, Green Grass, IoT Site wise
- Design roles and groups using AWS IAM and GCP IAM
- Implementing GCP services VPC, Compute Engine, instance Groups, Cloud Storage, Cloud Load Balancing
- Implementing Cloud architectures for customers to utilize AWS resources between Accounts
- Managing Linux VMs in Azure Environment
- Creating ansible Playbooks, to manage VMs and install the Components as per requirements
- Creating Terraform Scripts as IAC for easy resource deployments in Cloud
- Maintaining source code on GitHub through versioning for effective maintenance within team
- Building/Maintaining Kubernetes clusters using by GIT, Docker, on GKE and On-prem Clusters
- Created Clusters using Kubernetes and created pods, replication controllers, replica sets, services, deployments, Services, RBAC, labels, health checks and ingress by writing Yaml file
- Implemented Active Directory setup using Winbind and SSSD solutions on RHEL Servers
- Patching RHEL Servers by setting up Local Repository server for offline servers in Azure
- Patch Management on On-Prem Servers
- LVM tasks to manage VG, PV, LV and File Systems
- Working with Paging Spaces
- Proficient in group/user management
- Managing and configuration of NFS
- Resource upgrades on Vcentres for Linux VMs
- VM Deployment in VMware using templates and ISO Images
Lead Systems Engineer
Trianz Holdings Pvt Ltd
11.2015 - 10.2019
- Implementing AWS services VPC, EC2, S3
- Design roles and policies using AWS IAM
- Creating Ansible Playbooks, to manage vms and configurations
- Working on Service Now Ticketing tool for Change and Incident Management
- Managing Logical Volume Manager (VG, LV, and PV) Creation, Extending & Resizing
- Installations and Uninstallation of Software/Packages based on requirements
- LVM tasks to manage VG, PV, LV and File Systems
- Working with Paging Spaces
- Performing System Health Checks
- Proficient in group/user management
- Managing and configuration of NFS
- Resource upgrades on vcentres for Linux virtual machines
- Installing and configuration of NFS, FTP, SSH, Samba and HTTP Server
- Resource upgrades on LPARS through DLPAR
- VM Deployment in VMware using templates and ISO Images
- Handling Linux & AIX User requests
- Backups Remediation if any failures on Avamar and Commvault
- Restoring the backups for Oracle DBs and Unix File systems based on requests
- Implemented password less authentication between servers
- Enabling GUI interfaces for vms using NX and VNC
- Configuring Common Data Replication on servers for DR Setup
- Implementing LDAP integration for servers with Power Broker Identity services
Senior Operations Professional
IBM India Pvt Ltd
09.2012 - 11.2015
- Worked on Service Now and Prisma Ticketing tools for Change and Incident Management
- File System Creation, Deletion and Expansions
- Installations and Uninstallation of Software/Packages based on requirements
- LVM tasks to manage VG, PV, LV and File Systems
- Managing log files, errpt, Daily Management activities and health checks
- Have performed updating Technology Level mostly using alt_disk
- Patch management
- Installation and maintenance of RISC based Systems and P series Servers
- Managing VIO Servers from HMC
- Configuring GPFS Clusters
- SAN Migration to new environments
- Installation and Maintenance of IBM POWER Machines
- Build PowerHA configuration and administration knowledge
- Performing cluster failover and fail backs, Checking cluster statistics and cluster topology
- Proficient in Build and Decommissioning of servers
- Installation of Operating System on client machine
- C-SPOC operation on LVM changes
Education
Bachelor of Technology - Computer Science & Engineering
JNTU
05.2011
Skills
- Amazon Web Services
- Google Cloud Platform
- Configuration Management with ansible
- RHEL 7 Administration
- Containerization
- Kubernetes Administration
- VMware Administration
- AIX 71 System Management
- Version Control Management
- Comm vault Backup Solutions
Certification
GCP Professional Cloud Architect
Personal Information
Timeline
Site Reliability Engineer
Candescent(fka NCR Corporation India Pvt. Ltd)
08.2021 - Current
Service Delivery Consultant
DXC Technology
10.2019 - 08.2021
Lead Systems Engineer
Trianz Holdings Pvt Ltd
11.2015 - 10.2019
Senior Operations Professional
IBM India Pvt Ltd
09.2012 - 11.2015
Bachelor of Technology - Computer Science & Engineering
JNTU
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