PraveenSam.S
DevOPS Specialist
Cell: +966 - 561102961
Email: praveensams16@gmail.com
Exprs: 9 yrs
Location: Khobar, Saudi Arabia
DevOPS/Linux Admin, with a strong performance background in wide variety of professional system support and solution-based IT services for *NIX Systems including, monitoring, configuration, troubleshooting and maintenance of operating systems.
SUMMARY________________________________________________________________________
• 4+ years of experience in deploying, migrating and 7+ in managing heterogeneous system environment (Linux/AIX/windows).
• Experience in supporting CENTOS 5/6/7, REDHAT 5/6/7, UBUNTU 13/14,Alpine 3.+, WINDOWS 2008 and AIX P7 platforms.
• Experience in automating routine process by BASH, Perl, python, ruby, PowerShell and windows (BATCH script).
• Professional experience in managing E-Learning / E-Commerce / payment service which serve across the world with more than 7000 concurrent request.
• Experience in deploying and managing 2/3 tier applications with apache, tomcat, HA-Proxy, MySQL, mongo-db, postgres, keep-alived, REDIS, Akamai, nginx and postgre.
• Experience in monitoring and creating alerts using Zabbix, site-scope, cloud watch, new relic and Geo-based monitoring using new relic synthetic.
• Experience in managing instance which involves application installation , user management and system management using chef and ansible where I have reduced almost 70% of manual tasks
• Experience in infrastructure testing using inspec and Java script
• Experience in handling ec2, s3 bucket, security policy, load balancer, VPC, VPN, AMI in AWS using terraform, aws cli and boto3 ( managing multi-state ).
• Experience in creating/managing vm instance, webapps, application gateway, redis, cloud service, image backup, blob, RBAC(Custom), azure security center, service bus and resource group in azure using GUI/command line.
• Experience in automating complete deployment suite ([ server + application deployment] -> (Terraform + ansible)).
• Experience on aws inventory management using python Boto3 for monthly audit.
• Understanding/managing of message handling Architecture [SOA] (REST, SOAP, JSON, XML) , designed python flask api and fabric to handling Docker/application management.
• Experience in handling CI/CD using (Jenkins + Nexus + Ansible), (Jenkins + Ansible + Docker compose) and continuous deployment ( Jenkins Scripted/Declarative code pipeline ) . Experience in automating infrastructure validation using inspec, serverspec and python boto Experience in finding application/server bottleneck.
• Experience in setting up log pipeline using ELK + filebeat.
• Experience in migrating application from cloud instance to Kubernete system, which subsequently reduced 60% of deployment and 40% of environment dependencies.
EXPERIENCE______________________________________________________________________
Extra Stores ( Al Khobar Saudi Arabia) May 2018 – Present DevOPS Specialist
• Responsible for creating/managing error free environment which helps developer to continues work and make sure the product are delivered as expected.
• Responsible for creating multiple application using automation ( terraform + ansible + aws + nexus ) with minimum effort
• Designing log pipeline include shipping, processing and integrating it with analytical system
( filebeat + logstash + elastic search + ( Kibana / Graphana ) Working on migrating stateless servers to Kubernete and HA
PEARSON ENGLISH
Senior DevOPS Engineer May 2015 – Jan 2018
• Handling multi-tier applications ( LAMP / MEAN stack) which has more than 500K User hit.
• Managing on premises cloud datacenter.
• Experience in managing various service like ec2, elb, rds, s3 and AMI’s in AWS.
• Automated docker container deployment using Jenkins , which has reduced 40% cost spending on cloud instance and 80% time spending on deployment
• Experience in managing blob, vm instance , blob, redis , cloud service , application gateway in azure.
• Managing user using RBAC( custom ) roles.
• Having experience in managing monthly server maintenance using Ansible
• Working in Docker migration project where we are migrating cloud api application to Docker with swarm cluster
• Experience in setting up code scan using sonar cube for code quality check.
• Created cookbooks for apache, nginx ,ha-proxy, MySQL, Server Hardening, keep-alived, crontab, disk partition, certificate management and reduced 70% of repeated task.
• Created CI/CD for Docker orchestration / Application deployment using ( Jenkins + Ansible )
• Developed CI/CD system with Jenkins on Kubernetes container environment utilizing Kubernetes and Docker for runtime environment for the CI/CD system to build, test and deploy.
• Designed a user administration which can handle user creation along with key using chef data bags
• Created complete pipeline flow with ( bitbucket + Jenkins + nexus + ansible )
• Solving server and application performance bottle necks
• Automated routine process using shell/Perl/Python/Ruby(chef)/Powershell
• Regularly auditing application against security compliance
• Creating and managing alerts for applications and servers using site scope, NewRelic and Pager duty
• Hands on experience on Terraform a tool for building, changing, and versioning infrastructure safely and efficiently.
• Experience on execution plans, resource graphs, change automation
• Experience on managing vm instance and other services using cloud formation template and terraform
Ericsson India Pvt LTD
Unix Production Support (Multi-platform Support) Sept 2013 – May 2015
• Maintaining Server environment for product development.
• Automating the 3pp deployment using scripts (shell, Perl and BATCH script).
• Upgrading the patches for Linux servers.
• Creating LPAR and installing the OS.
• Taking critical data backup and restoring the data as per request.
• Handling TL up gradation for AIX servers.
• Managing users through LDAP.
• Managing the server resources through HMC.
• Customizing 3pps as per product need.
• Managing Virtual instance (LPAR / VIO LPAR / Windows) through HMC and V-sphere for product testing’s.
• Provisioning and hardening new servers.
• Handling OS sporting, migrating the package as per architecture. Server patching, kernel up-gradation, and OS up-gradation Managing disk volumes for Linux and AIX (LVM).
• Monitoring server performance and allocating resources as per the requirement.
• Compiling product as per the need using make and ant.
• Automating application compilation and deploying through shell and Perl.
• Performed partitioning and configuring with HMC.
• Adding and removing paging/SWAP space in AIX and Linux.
• Taking regular backup using mksysb and volume group backup using savevg Device management and configurations.
• Testing and training on in-house developed software to ensure elimination of bugs.
Global Analytics India Pvt Ltd
Linux Administrator(Production Support) Jul 2011 – Aug 2013
• Providing user administrations via LDAP (389 Console).
• Managing DNS (tinydns), NFS and Samba server for local server.
• Managing MySQL servers (taking dump, monitoring replication and granting user privileges). Providing support for MYSQL, Python, R, Eclipse. Allocating and managing IP’s according to office expansion. Managing Sudo privileges for users.
• Checking of Logs for every servers.
• Automating system process by shell script.
• Restoring and taking backup using IBM tape backup.
• Managing apache server ( mod proxy load balancing ).
Patrics Software solution
System Support Engineer Oct 2010 – Jul 2011
• Installation of BOSS linux in government sector.
• Migrating windows based application to Linux.
• Creating user friendly environment for the user after migration.
• Created server client setup as per user request.
• Preparing Monthly, Weekly and Daily Reports and submitting them to the Management. Conducting monthly programme for creating awareness about linux and open source.
Infomule Solutions
System Support Engineer Aug 2009 – Oct 2010
• Maintained Samba server for Linux to windows environment.
• Maintained a Linux LAN environment for web search team and configured samba Server.
• Installing, troubleshooting the desktops and Laptops like Dell, HP and IBM Remotely to the US
client
• Managing Logs, anti-virus maintenance and overall preventative maintenance for windows servers in US through remote support.
• Created internal mail server for the user (zimbra mail server)
__________________________________________________________________
BACHELOR OF TECNOLOGY (EEE) - PU 7.2 /10 - 2009
AFFLIATIONS______________________________________________________________________
* RHCE (805009940140757) * Redhat Directory server Specialist (805009940140757)
* IBM Certified Specialist v7 – System p Administration
Passport
H3766529
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