Pragnan Rallabandi
Hyderabad,TG
Summary
To continuously strive for higher achievement in life and establish myself as a perfect and accept challenging work and contribute forward the success of esteem organization by hard work and acquired skills.
Technically Sophisticated professional with 11 years of experience in Linux System Administration, AWS, VMware, and knowledge on DevOps.
Overview
11
11
years of professional experience
1
1
Certification
Work History
Senior Linux System Engineer
AMPS
12.2023 - Current
- Working on Linux Infrastructure RedHat, Ubuntu and Debian servers.
- Build and deploy maven-based applications in QA, DEV and PROD environments using Jenkins Pipelines.
- Worked on Jenkins by installing, configuring, and maintaining jobs for CI/CD methodologies.
- Extensively worked with Version Control System GIT.
- Configure Playbooks to automate the regular tasks.
- Configure infrastructure centralized authentication system using LDAP.
- Patching the servers on regular basis using local repo file and subscription management system.
- Configure build and repo artifact servers as Sonatype Nexus.
- Create Virtual machines and configure with required server tools in GCP environment.
Senior Professional
Capgemini
06.2022 - 12.2023
- Working on Infra activities on a regular basis
- VCenter and ESXi Host firmware upgrades
- Patching of RHEL using satellite subscription and local repo.
- Working on vulnerabilities and security checks
- Create Test and Prod environments in vCenter for application and DB setups.
- Working on Linux server related issues
- Working on PCS cluster setups.
- Worked on Documentation part of project (HLD, LLD, ZLD)
- Worked with VMware and RedHat support team.
System Engineer
Eze Software Pvt. Ltd.
08.2019 - 06.2022
- Built new Virtual Machines (RedHat, CentOS, Ubuntu, and Windows) in VMware and Centrify it.
- Coordinate with GOC, Security and SCM teams while patching and application deployments.
- Add local and NFS shared storage LUNs to the server and configure with LVM.
- Reserve the Ips and allocate to the new Virtual machines.
- Work on EC2, IAM, AMI, S3, RDS on AWS platform.
- Set up Physical iDRACs and configure the OS on it.
- Create and manage repo using source code management tool like Git and GitHub.
- Create automation jobs and deploy the applications using CI/CD tool Jenkins.
- Create new domain users and provide sudo access to servers in AD.
Linux/AWS System Administrator
Gemini Consulting & Services India Pvt Ltd
08.2017 - 08.2019
- Install and configure Linux (Red hat, SUSE, Centos) systems based on the requirements.
- Worked on User and Group administration and password management.
- Installing packages using YUM and RPM utilities, Kernel update and application software installations.
- Monitor Production Servers Health checks of all resources via Nagios different monitoring tools.
- Worked on NFS Exports to the given clients by granting required permissions.
- Worked on different File Systems, File ownership and Permissions issue.
- Create and enable the network teaming and assign static IPs accordingly.
- Worked with various AWS services: EC2, ELB, S3, RDS, IAM, AMI, Cloud Watch, VPC etc.
- Designing and Deploying Highly scalable infrastructure using ELB and Auto Scaling services.
- Knowledge on Configured and managing security groups, VPC, Subnets, and Route tables.
Advisory IT Specialist
IBM
01.2016 - 07.2016
- Worked on BAU operations which are network and server related issues based on ITIL process.
- Raised the Hardware and software tickets with the vendors to maintain the server configurations.
- Installation, testing, tuning, upgrading, and loading patches and troubleshooting of Linux servers.
- Worked on web server configuration and Configure SSL on Apache web server to secure the website.
- Performing Boot and Shutdown procedure and recovering root password.
- Job Scheduling and Automating process using CRON.
- Performed package administration thru RHN Satellite and subscription manager.
- Responsible for and adding Swap space at run time.
Linux System Administrator
Future focus InfoTech (Client: Wipro)
06.2014 - 10.2015
- Implemented system upgrades including hardware, operating system, and patch upgrades.
- Created, modified, and deleted users, groups, and group memberships as per requirements.
- Analyzed and monitored resource utilization and system performance.
- Made backups of the directories and files using the tar, gzip, and gun zip tools.
- Configure SSH server to allow/deny the specific domains based on requirements.
- Configuration & Management of NFS, NTP and FTP Servers & Clients.
- Managed user accounts and groups with disks and File systems.
Education
Master of Technology - Embedded Systems
SR Engineering College
Warangal, India01.2013
Bachelor of Technology - Electronics and Communication Engineering
Ramappa Engineering College
Warangal, India05.2008
Skills
- Linux(RedHat,Centos,Ubuntu,Debian)
- VMWare
- Cloud (AWS/GCP)
- Git
- JIRA
- Performance tuning
- Configuration management
- Linux administration
- System troubleshooting
- File system management
- Server maintenance and management
- Patch management
- Incident management
- Infrastructure monitoring
- Software installation
- Technical documentation
- DevOps principles
Certification
- RHCE and RHCSA, 190-038-752
- AWS Certified Solutions Architect – Associate
- ITIL 4 Foundation Certification
Languages
English
Bilingual or Proficient (C2)
Telugu
Bilingual or Proficient (C2)
Hindi
Upper intermediate (B2)
Timeline
Senior Linux System Engineer
AMPS
12.2023 - Current
Senior Professional
Capgemini
06.2022 - 12.2023
System Engineer
Eze Software Pvt. Ltd.
08.2019 - 06.2022
Linux/AWS System Administrator
Gemini Consulting & Services India Pvt Ltd
08.2017 - 08.2019
Advisory IT Specialist
IBM
01.2016 - 07.2016
Linux System Administrator
Future focus InfoTech (Client: Wipro)
06.2014 - 10.2015
Master of Technology - Embedded Systems
SR Engineering College
Bachelor of Technology - Electronics and Communication Engineering
Ramappa Engineering College
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