Venkat Derangula

Mobile: +919*********

Email: ac6tlx@r.postjobfree.com

Objective

To pursue a challenging career in engineering field with an organization in which the expansion of technical and professional skills are encouraged.

PROFESSIONAL SUMMARY

Total Experience in Linux Administrator 3 .5year

Installation and Configuration of Red hat Servers 5.0/6.0, Ubuntu 12.04,14.4,16.4 Centos, Window servers 2003,2008 and 2012.

Install, update and upgrade the packages using with rpm and yum, apt-get tools.

Monitoring System Health, Disk Utilization and web server monitoring with the help of Nagios, top, htop.

Configuring the LVM (Logical Volume Manager) and extended the logical volumes online.

Installation and configurations of NFS and FTP, SAMBA.

Responsible for creating, modifying and deleting users.

Installation and configurations of Apache Web Server & Tomcat Server in Linux

Having experience in Hardware maintenance, Upgrade of Kernel & OS

Basic working knowledge of Routers & Switches.

Basic Knowledge of post fix and mail server.

Coordinate with the Vendors and Isp provider

Remote sharing of files through SSH commands.

Creating Password less SSH login

Creation of file systems using fdisk partitions and LVM.

Auto File system configuration for accessing network file systems.

Troubleshooting of Operating systems.

KICKSTART AND NETWORK INSTALLATIONS.

JOB AUTOMATION using Crontab.

Basic knowledge on MSA storage, creation of V Disk’s, volumes, hosts and mapping of Lun to disks.

FTP configuration. On Linux Severs

Ticketing tool Service Now and monitoring tool Solar winds.

VM Ware:

Trouble shooting and performance monitoring.

Network administration.

Data store creation, Template creation and Deploying appropriate templates

to reduce the installation time for a new VM

Managed Vitalization Environment using VMware ESXi Server, Virtual

Center and VI Client.

Installation, Configuration, Administration and Troubleshooting of ESXi,

Virtual Center, VI Client.

Creating and Managing Virtual Machines and Templates.

Migration (P2V) of Physical Servers to Virtual Server on VMware

Environment.

Migration (V2V) of Virtual Server’s to Virtual Server’s on VMware

Environment.

Troubleshooting problems with the help of Event Logs.

Installation and configuration of Red hat Linux Severs on VMware

TECHNICAL SKIL

Operating System : RHEL (5,6,7), Cantos, Windows 2003/2008server

Protocols : NFS, SMB, DHCP, SSH, HTTP, VSFTP, DNS, SSH, NMAP.

Database : MySQL

Web/App Servers : Apache, tomcat

Monitoring Tool : Nagios.

Vitalization : VMware ESXi6, Oracle, VMware Workstation

Package Management : RPM, YUM Server, Third party packages like EPEL.

EDUCATION

B.TECH (C.S.E) from Global College of Engineering and Technology, Kadapa (Dist.).

AGREE YA MOBILITY INDIA PVT. LTD. - SEP 2017 to Present

Designation: - Linux Systems Administrator

Hired as a full-time Linux systems administrator following initial consulting role to manage and maintain a 150+ server environment (Windows/Linux), ensuring 99.9% or better uptime. Evaluate, monitor and enhance IT infrastructure with an emphasis on availability, reliability, scalability, security, data confidentiality and system integrity.

Job profile:

Installation of Red hat / Cantos OS on HP DL 380 Servers.

Installation Esxi 6.0 on HP DL 380G

Hands on Virtual VMWARE, VSPHERE, VCLIENT

Managing and monitoring of RHEL cluster

Configuration id RAID levels, RAID 0, 1, 10, 5.

Install, update and upgrade the packages using with rpm and yum tools.

Monitoring System Health, Disk Utilization and web server monitoring with the help of Nagios, top.

Creation of file systems using fdisk partitions

Configuring the LVM (Logical Volume Manager) and extended the logical volumes.

Installation and configurations of NFS and FTP, SAMBA.

Auto File system configuration for accessing network file systems.

Troubleshooting of Operating systems.

Responsible for creating, modifying and deleting users.

Sudo configuration.

Having experience in Hardware maintenance, Upgrade of Kernel & OS

Remote sharing of files through SSH commands.

Creating Password less SSH login

Troubleshooting of Operating systems.

Samba and FTP configuration.

Installation, Configuration, Administration and Troubleshooting of ESXi.

Creating and Managing Virtual Machines and Templates.

Configuration of bonds for redundancy and load balancing for performance.

Yum configuration on Linux servers.

Linux BAVA security related hardening.

Configuration of RAID levels as RAID 0, RAID1, RAID 10, RAID 5

Remote sharing of files through SSH commands

Creating Password less SSH login

FTP configuration on Linux Servers

PROFESSIONAL EXPERIENCE

Tata Consultancy Services. Ltd.

Since Feb 2015 to SEP 2017

Designation: Linux system Administrator

Roles and Responsibilities

Installing, Configuring and Managing Linux servers.

LAMP Stack management on Cantos 6,Ubuntu 12.04,14.4

Installation, configuration, optimization & troubleshoot Apache Web Server,

Performance tuning and Optimization of Apache Web Server,

Securing and Hardening Apache Web Server

Installation and configuration ansible.

Experience in Installation and configuration of Mail Server.

Creating Users and Groups with special permissions.

Backup & Restoration by using tar and r sync.

Create new project and user in SVN .

Automate task with cron.

Manage software on the system using yum, rpm tools and apt-get.

Performance monitoring using various tools likes top, netstat, vmstat and iostat.

Installation and configuration of network monitoring tool.

Configure, generate and restore daily/weekly/monthly backup using Cron jobs.

Knowledge Installation and Configuration of host and guest OS on VMware ESXi

Knowledge of Installing and configuring Active Directory & DNS.

Basic knowledge of Windows server 2003 and 2008 configuration and maintenance.

Disk Management, partitioning tools like fdisk.

Deploying, Managing and Troubleshooting FTP servers.

Different types of Installation and configuration on Red Hat, Cantos, Ubuntu and window server.

Apache web server maintenance, installation, configuration, managing web hosting including name-based.

In case of any error, coordinate with development team and resolve the same on priority

Create, Change and delete user accounts per request as necessary.

Monitoring System Health, Disk Utilization and web server monitoring with the help of Nagios.

Installation, Configuration and Troubleshooting of SSH, NFS, SAMBA, VSFTPD.

Restarting the Apache tomcat server and web logic server when needed

Taking backup on Linux server and application server using R sync, Tar.

Package Administration(RPM & YUM)

Scheduling jobs using (At & Cron)

Installation and configuration of LVM on RHEL.

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