Summary
Overview
Work History
Education
Skills
Disclaimer
Timeline
Generic

MADHU BABU

Summary

To integrate my professional qualification, skills and work experience in Information Technology and drive in the emerging concepts for a challenging and enriching journey, ultimately leading to the value addition to the organizational goals.

  • Having a total of Around 5.0 Years of experience as a Linux System administrator and 2.0 years of experience as a AWS Administrator.
  • Involved in designing and deploying multiple applications utilizing almost all the AWS Stack (Including EC2, AWS Cloud Formation, S3, IAM, EBS Volumes, ELB, VPC, Auto Scaling, Transit Gateway, and NACL, AWS Cloud Watch, RDS, AWS Backup service.
  • Migrated the current Linux server to Ec2 Instance environments
  • Having good Experience on in place upgrade (RHEL 7.X, 8.X)
  • Having Experience in On-Premises Infrastructure and support
  • Experience on ITIL such as incident management, change management, problem management

Overview

5
5
years of professional experience

Work History

System Administrator & AWS Administrator

Wipro Pvt Ltd
07.2022 - 01.2025
  • Troubleshooting Day-to-Day issues with various Servers on different platforms
  • Providing 24
  • 7 Support to the client for the business operation running smoothly.
  • Supporting REDHAT & CENTOS OS Platform
  • Manage & install different distributions of Linux (RHEL6.X, 7.X, 8.X,9.X)
  • Having Experience on in place upgrade (RHEL7.X, 8.X)
  • Preparing various Linux Environment & Instances for Patching Activity using Ansible Tower.
  • Having good experience on Patch Management, Upgrading Patches as per Client requirement.
  • Having Experience on Patching related Issues
  • NFS ADMINISTRATION, exporting file system, mounting exporting file system in remote machines
  • Recovering root Passwords as per requirement
  • Remote accessing using SSH Good troubleshooting experience on RHEL-8
  • APACHE & NGINX Web server installation and configuration
  • Having Experience in On-Premises Infrastructure and support
  • Experience in handling Hardware related issues and ILO accessible issues
  • Hands on Experience with Firmware Upgrades & BIOS updates on physical servers
  • Having Experience in RAID Configuration and Management
  • Having Experience on Kernel panic & Grub file corrupted Issues
  • Experience in configuring and managing SFTP servers for secure file transfers SFTP Server
  • Handling user account management by creating, managing user accounts and passwords.
  • Remote accessing using SSH Good troubleshooting experience on RHEL-8
  • Having good Experience on Vulnerability remediation(RAPID7)
  • Monitor the system Performance and tuning using TOP & SAR.
  • Providing root privileges to users using Sudoers
  • Setting up CRONJOBS for the user to deploy scripts on the servers
  • Having good Experience on Vulnerability remediation(RAPID7)
  • Configuring the LVM (Logical Volume Manager)
  • Client: ASSA ABLOY

Infrastructure Engineer

COMODO SECURITY SOLUTIONS
10.2019 - 12.2021
  • SSH Key Authentication (Password-Less Authentication) manage SElinux Context
  • User management – Users and group creation and setting up password and login restrictions as per the security standards of the company
  • Hands on Experience in Redhat Satelite Patching on PRE-Prod, PROD, Splunk Servers.
  • Experience on Kernel panic and Grub2 file corrupted issue
  • Implementing ACL, STICKY BIT special permissions
  • Having good hands on Experience on Vulnerability remediation (Rapid7).
  • Monitoring the system, cpu, memory and disk utilization using top, sar.
  • Creating and managing and modifying user accounts, Groups and Passwords. Based on the requirement provide the sudo access for app teams.
  • Having good Experience on Hardware issues
  • Creating partitions and formatting the file systems (Ext4, XFS).
  • Having good hands on experience in creating and resizing the partition by using LVM.
  • Creating and Managing SWAP space management.
  • Installing and administrating the packages using with RPM and YUM tools.
  • Taking backup and restore the data by using Gzip and Tar.
  • Monitoring system performance issues like Memory, CPU, and Disk Utilization by using monitoring tools.
  • Creating Change Creations and CTASK.
  • Creating Snapshot in Vcenter
  • Monitoring the system, cpu, memory and disk utilization using top, sar, vmsat, net stat, etc.
  • Creating, managing and modifying user accounts, Groups and Passwords.
  • Providing root privileges to users using Sudoers.
  • Implementing special permissions ACL AND STICKYBIT.

Education

Bachelor of Engineering - Electronics and Communications Engineering

Skit Engineering College

Skills

  • Operating System: Red Hat Linux & CENTOS 6x,7x,8X, 9X
  • File System Management Logical Volume Manager (LVM)
  • Ticketing tool Service Now
  • Monitoring tool Nagios
  • Network services NFS, SFTP, Auto FS, SSH, SFTP
  • Volume management LVM, EBS
  • Cloud EC2, AWS Cloud Formation, S3, IAM, EBS Volumes, ELB, VPC, Auto Scaling, Transit Gateway, and NACL, AWS Cloud Watch, RDS, AWS Backup service, Migrating Linux VM to Ec2 instance
  • Vulnerability tool Rapid7

Disclaimer

I hereby declare that the particulars of information and facts stated here above are true, correct can complete to the best of my knowledge. B MADHU BABU

Timeline

System Administrator & AWS Administrator

Wipro Pvt Ltd
07.2022 - 01.2025

Infrastructure Engineer

COMODO SECURITY SOLUTIONS
10.2019 - 12.2021

Bachelor of Engineering - Electronics and Communications Engineering

Skit Engineering College

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