Vamsi Krishna Muppala is a Linux systems administrator with over 3 years of experience maintaining Linux servers. He has expertise in Red Hat, CentOS, and Ubuntu and technologies like Ansible, Apache, Nginx, AWS, and Bash scripting. Currently he works at Avance Consulting Pvt Ltd where he supports 150 servers, performs backups, security management, and automation. Previously he administered Linux servers at Techmatrix Inc and has experience building physical and virtual servers.

1. Vamsi Krishna Muppala
Cell Phone +91 9966883317 Email. vamsilinux406@gmail.com
PROFESSIONAL SUMMARY
A well-versed Information Systems professional with (3+) years hands-on experience in system development,
system design, system configuration and system management and maintenance work in RedHat, CentOS and
Ubuntu flavors of Linux Server Administration in virtualized and physical environments, I am sufficiently
grounded in system installation, configuration, Bash, and Ansible automation.
PROFESSIONAL EXPERIENCE:
LINUX SYSTEMS ADMINISTRATOR,
AVANCE CONSULTING PVT LTD. ▪HYDERABAD, TELANGANA 01/2017 TO Present
Major Project:Supported and maintained Linux Systems. Provided ongoing management and performance tuning
for 150 servers. Ensured that assigned systems were configured and optimized for maximum functionality and
availability. Rectified many issues by instituting best practices in system log analysis and user account/ permissions
management.
▪ Experienced in the installation, support, configuration and maintenance of RedHat Linux and Ubuntu,
Centos Servers under heterogeneous environments.
▪ Experience in Logical Volume Manager for creation of Volume groups / Logical Volumes and Migration
and restore of Logical volumes in LINUX/UNIX environment.
▪ Experienced with the installation, configuration of RAID 0/1/5 volume management using
Software/Hardware Raids in Redhat.
▪ Providing day-to-day user administration like adding/deleting users and managing user’s queries.
▪ Assigning basic permissions and Controlling Access to Files with Linux file system permissions (SUID,
SGID, STICKYBIT and ACLs).
▪ Administrating remote system using SSH.
▪ Enhanced user security with SUDO.
▪ Configuring network bonding with Load Balancing And Active Backup.
▪ Managing File systems, basic partitions and swap partitions.
▪ Scheduling the jobs by creating crontabs /cronjobs and at jobs on Linux servers.
▪ Having Strong Experience on local Backup and Recovery using Dump and Tar and also remote backups
using scp and rsync.
▪ Experience in building, deploying and Monitoring Syslog Servers.
▪ Database and application monitoring using Nagios.
▪ Installation of patches, Security fixes, packages on Linux Servers.
▪ Experience in installing, administering, troubleshooting FTP, NFS, DNS, DHCP, NTP, Syslog, ISCSI,
Proxy, Apache Web server, Samba Server, Zimbra mail server and LDAP servers in heterogeneous
environment.
▪ Create RedHat and CentOS AMI for baseline images.
▪ Worked with various AWS component such as EC2, VPC (NAT, VPC ), Identity and Access
management (IAM), S3, Route 53,Cloud Watch, Create EC2 instances manually, with AWSCLI
▪ Strong interest & skills in automation using BASH shell scripting. Have delivered efficiencies by
automating configuration changes and monitoring solutions to hundreds of nodes. Very keen to develop
these skills further through use of latest tools e.g. Ansible.
▪ Troubleshooting application issues on Apache web servers and also database servers running on Redhat
Linux.
▪ Configuring iptables as per requirement.
▪ TCP/IP Configuration Assigning IP's, Gateways, Name servers, hostnames, and domain names etc for
individual machines and setting up the network.
▪ Responsible for providing technical support and providing production support for internally developed
applications.

2. Vamsi Krishna Muppala
Cell Phone +91 9966883317 Email. vamsilinux406@gmail.com
▪ Monitored Linux server for CPU Utilization, Memory Utilization, and Disk Utilization for performance
monitoring using top, mpstat, free, du, df and proc/meminfo.
▪ Monitoring, escalation and troubleshooting of high severity impacts as well as lower level issues that may
become incidents .
▪ Performing root cause analysis to quickly recover from service interruptions, and to prevent recurring
problems.
▪ Performed server/ security patches and upgrades using tools like Spacewalk.
▪ Monitored, managed, and tuned the platforms to ensure expected availability and performance levels are
achieved 24/7.
▪ Resolving system errors and crashes, huge file sizes, file system full errors.
▪ Performed vulnerability assessment of business systems routinely with OpenVAS and provide incident
reports / handling as well as respond to attacks on the systems.
▪ Performed capacity analysis, monitored and controlled disk space usage on systems.
▪ Monitored system activities and fine-tuned system parameters and configurations to optimize performance
and ensure security of systems.
Key Technologies: DRBL,Ansible, Nginx, Repo Server, Iscsi, OpenVas,AWS
LINUX SYSTEMS ADMIN,
TECHMATRIX INC. ▪ HYDERABAD,TELANGANA 08/2015-01/2017
Responsibilities:.
▪ Perform RPM and YUM package installations, system/ server patch and upgrades.
▪ Daily administration of RHEL 5.x and 6.x.
▪ Firewall settings using iptables.
▪ Installation, configuration of RAID 0/1/5 volume management using Software Raids in Redhat.
▪ Setup and maintain Centos/RHEL/Ubuntu repository mirrors.
▪ Setup from scratch a PXE boot and Kickstart environment, including development of required ks.cfg.
▪ Administer and maintain, NTP and NFS services in Linux.
▪ Deploy security fixes, set up firewalls, SeLinux and maintain company-wide mail such as Apache HTTP
Webservers.
▪ Use Bash to automate system maintenance tasks.
▪ Configure local storage using partitions and Logical Volumes Manager –LVM.
▪ Create and maintain user’s accounts, profiles, security, rights disk space and monitor process to ensure
peak performance.
▪ Installed and configured OpenEmm Email Server For Sending Bulk Emails.
▪ Remote file transfer with SCP and RSYNC.
▪ Working closely with vendors, Operations and maintenance teams to support standard operations
procedures.
▪ Build both physical and virtual Linux servers in all environments, system test, staging and production.
▪ Experience in Server build using kickstart And DRBL Process on multiple servers.
▪ Installed and configured OCS and integrated with GLPI for inventory of servers and workstation
in the network with their spec.

3. Vamsi Krishna Muppala
Cell Phone +91 9966883317 Email. vamsilinux406@gmail.com
Key Technologies: Apache HTTP, Openemm, OCS, GLPI
TECHNICAL EXPERTISE
o RedHat Linux, Centos, Windows,
Ubuntu, AWS (Amazon Web
Service)
o NFS, DNS, NTP, AUTO FS
o SSH
o Apache web service: SELinux,
configuration,Virtual Hosting,
TCP/IP
o VI Editor
o Ansible
o Bash Scripting language
o VI Editor
o MS Office
LANGUAGES
▪ BASH
EDUCATION:
● Bachelors on Electronics and Communication Engineering from JNTU Kakinada. 2015.
● Higher Secondary Education from SBTIT Hyderabad. 2009.
● Secondary Education from Abhyudaya High School 2005.
PERSONAL PROFILE:
● Nationality : Indian
● Date of birth : 14/06/1990
● Marital Status : Single
● Languages Known : English, Hindi and Telugu
References:
Available Upon Request.