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Cloud Engineer/ Devops Engineer Resume

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Milwaukee, WI

SUMMARY:

  • 7+ years of extensive IT industry experience with 4 years of Linux System Administration working on RedHat, CentOS, Ubuntu, Windows environments, VMware VSphere and 3 years’ experience in DevOps environments such as (DEV, TEST, STAGE&PROD) in an all automated environment.
  • Experienced in Cloud automation using AWS Cloud Formation templates. Experience in Amazon Web Services EC2, ELB, S3, Route 53, EBS, VPC, AMI, SNS, RDS, Auto Scaling, etc.
  • Experience deploying EC2 instances with different systems like Amazon AMI, RHEL, Open SUSE Linux, Ubuntu, Confidential Windows 2008/2012 server and others.
  • Created Elastic Load Balancer and auto scaled images to design cost TEMPeffective, fault tolerant and highly available systems on multiple AWS instances. Hands on experience using Elastic Block Storage (EBS) and S3 buckets for data storage.
  • Experience in using Configuration management software’s like Chef,Puppet, and Ansiblefor Automation.
  • Extensive hands on experience in using Chef attribute templates, recipes, and files. Experience in managing On - site OS/Applications/Services/Packages using Chef. Used PowerShell to install Chefdk on windows 8/10 systems.
  • Good work experience of installing, writing and maintaining Ansible. Involved in build scripts for server management and deployment.
  • Experience in branching, tagging and maintaining the version across the environments using SCM tools like Subversion (SVN), GIT, Visual SVN, and Tortoise SVN.Experience with build tools Ant and Maven for writing build.xml and pom.xml files respectively.
  • UsedDocker for packaging applications. Deployed Docker Engines in Virtualized Platforms for containerization of multiple apps.
  • Used Kubernetes toautomate deployment, scaling and management of containerized applications.
  • Experience with CI (Continuous Integration) and CD (Continuous Deployment) methodologies using Jenkins/Hudson. Built Ant scripts to compile and test Java code in web applicationHudson.
  • Creating and managing Virtual Machines VSphere4, ESXI 5.1/5.5/6.0, VMware View, vCenter Server and Templates, worked with clones and snapshots of Virtual Machines.
  • Extensive Experience in integration, deployment and administration of J2EE Application servers WebSphere v6.0/7.0/8.0/8.5, and JBoss v6.0 Application Server across UNIX, Windows and Linux platforms.
  • Worked directly with application teams to resolve issues related to Enterprise and Web Applications hosted on WebSphere, JBoss and Tomcat.
  • Install and configure enterprise level Apache Web servers and Tomcat application containers in RHEL Linux/CentOS environments.
  • Skilled enough to build deployment, build scripts and automated solutions (using scripting languages such as Python, Shell, Bash.).
  • Administration of RHEL 5, 6 and 7 which includes installation, testing, tuning, upgrading and loading patches, troubleshooting virtual server issues.
  • Implemented LVM and RAID level concepts within the production environment as well as configured and added LUN’s to the already existing Linux environment. Experience in configuring the Linux Kickstart servers on multiple servers for network installations.
  • Experience in using bug-tracking systems like JIRA, Nagios, Atlassian's Bugzilla and Mantis.
  • Expertise in design and implementation of Continuous Integration, Continuous Delivery, Continuous Deployment and DevOps processes for agile projects.
  • Experience in building private cloud infrastructure of Open Stack, deploying through puppet and maintaining them in production, and have tested Open Stack environment (Nova, Swift, Cinder, Neutron, Horizon, Keystone, & Glance).
  • Kernel configurations on Red hat Linux, CentOS, SUSE, Debian 7, Ubuntu 12.x/13.x in a DevOps Environment with CI/CD as iterative process.
  • Involved in Capacity planning & Performance Analysis, Uptime & Response time analysis, implementation and maintenance of NFS, & Apache SMTP. Experience in Centralized logging and log parsing/indexing with Logstash and Elastic Search.
  • Worked on variety of scripting languages like Shell, Perl, Python, PowerShell, Ruby, Bash. Ability in development and execution of XML, Shell Scripts and Perl Scripts.
  • Knowledge on the in-house monitoring tool VCMS, Experience with Splunk, Zabbix and icinga for Resource Monitoring/Network Monitoring/Log Trace Monitoring.
  • Good exposure to Software Development Life Cycle, SCM practices along with software Build and Release Management methodologies.
  • Skilled with Linux Utilities: KICKSTART, SSH, User Management, Process Management, Memory Management, and Text processing tools, Log Management, Package Management, Disk Management and Swap Partition/Files Management.
  • Involved in handling Tickets, Monitoring, Troubleshooting and maintenance for Day to day Activities.

TECHNICAL SKILLS

Operating Systems: Red Hat Linux ES & Centos OS 4.X, 5.X, 6.X & 7.X, Ubuntu 10.X Solaris 9,10, 11, Windows 2K, XP, 2003, NT, 2008, 2012, and 6, AIX 7, HP-UX 11.23

OS Administration: RedHat 5.X 6.X,7.X Linux administration, Solaris 9, 10 Administration

Scripting Tools: bash, Perl, Python, Ruby, Shell

Scheduling Tools: Autosys, crontab

Application servers: WAS 7.X, 8.X JBoss AS 5.x, 6.x, 7.x and JBoss EAP 5.x, 6.x

Web Servers: Apache(httpd), apache-tomcat, and Apache http server

E-Mail servers: Sendmail, Postfix, Zimbra

Monitoring: Nagios, ZABBIX, Splunk

Networking: DNS, DHCP, TCP/IP, SMTP, LDAP

Third Party Tools: Puppet, Chef, Jenkins, Various DevOps Tools, Git, Github

Virtualization tools: VMWare vsphere, ESX 5.x/6.0

Hardware: IBM RS/6000 P-Series servers (p795, p770, p595, p590, p570, p550, p520) JS21 and JS20 Blade Servers, HP, Sun Enterprise 450/420R/250 server, Sun Sparc Ultra.

PROFESSIONAL EXPERIENCE:

Confidential, Milwaukee, WI

Cloud Engineer/ DevOps Engineer

Responsibilities:

  • Provided support on Linux applications including VMware on Linux ESX platform.
  • Involved in Designing and deploying of multiple applications utilizing almost all the AWS Services (Including EC2, Route53, S3, RDS, Dynamo DB, SNS, SQS, IAM focusing on high availability, fault tolerance and auto scaling.
  • Experience in creating and maintaining users, groups, elastic load balancers, and auto scaling to create a cost-TEMPeffective infrastructure with fault tolerance and elasticity.
  • Automated the cloud deployments of services using Pythonboto and fabric along with AWS Cloud Formation Templates.
  • Worked on AWS Cloud watch which monitors Live Traffic, logs, Memory utilization, Disk utilization and various other factors which are important for deployment.
  • Worked on Installing, configuring to make the Open shift cloud setup to manage our Docker and kubernetes cluster and created JSON templates.
  • Strong experience with Docker containers and experience working on Docker to build images at root of the repository and clustering the containers with Docker Swarm and Kubernetes.
  • Worked with Red Hat Open Shift Container Platform for Docker and Kubernetes. Used Kubernetes to manage containerized applications using its nodes, Config Maps, selector, Services and deployed application containers as Pods.
  • Worked on various Docker/Kubernetes components like Docker Engine, Hub, Machine, Compose and Docker Registry.
  • Installed and configured Open Shift as part of PAAS on google cloud Vms. Deployed pods in Open Shift, created services, exposed routes, set quotas and limits per project and created role binding for users
  • Manage architecture of Jenkins and integration with Confluence for release management and documentation assets. Re architect a Maven based system reducing build times.
  • Modeled and automated the End to End Continuous Integration/Deployment/Delivery pipeline which included building a Continuous Integration server utilizing tools like Jenkins, Nexus, maven, Git, and Sonar.
  • Researched and implemented code coverage and unit test plug-ins with Maven/Jenkins and Installed Groovy plugin to Jenkins and worked on groovy scripts to add support for groovy projects.
  • Created Post Commit and pre-push hooks using Pythonscripts in SVN and GIT repos and also created various scripts in Python to automate the build processes.
  • Setup and configured Cruise Control for Continuous Integration and Release Management as well as maintained Repository management in Maven to share snapshots and releases of internal projects using Nexus.
  • Experienced in performance monitoring tools like AWSCloudWatchand Stack driver.
  • Used AWS EC2 to create Test kitchen in order to test the cookbooks before they are updated to the Git.
  • Involved in the migration from VMWARE VMs to AWS and Managed Services like EC2, S3 Bucket, Route53, ELB, EBS etc with Opscode Chef Cookbooks/Recipes.
  • Used chef as Configuration management tool, in automation of repetitive tasks, quickly deploy critical applications, and proactively manage changes, worked on the modifications and the development of some Chef Cookbooks and recipes to automate deployment environment configuration.
  • Involved in Using the Opscode Chef Cookbooks/recipes Migrated the VMWARE's to AWS and Managed.
  • Created Clusters and instances in WebSphere Network Deployment to support high availability, fail over and implemented horizontal clustering.
  • Built and deployed EAR and WAR files with custom configuration settings using Maven Tool Kit and further deployed the archives into Apache Tomcat Web Server and WebSphere Application Servers.
  • Created theClustering Topologyin WebSphere Application Server ND 8.5.5 to achieveWork Load Management (WLM), High availability, Load Balancing and Hardware fail over.
  • Production support of Apache and JBoss including installation, management and troubleshooting. Worked on the administration of the JBoss 4.2.2 servers including installation and deployments.
  • Production support for installation, configuration, management and troubleshooting of applications like Apache, PHP, My SQL and Tomcat.
  • Experienced with Splunk Enterprise Security to monitor the applications, capacity planning, checking the Splunk logs for hidden application errors, and also configured Splunk Database connector.
  • Integrated Splunk with Active directory and LDAP autantication and Performed Splunk administration tasks such as installing, configuring, monitoring and tuning.
  • Work in a highly process-driven agile environment with daily scrum meetings usingJIRA, Confluence, and other collaboration tools.
  • Installed and Configured - NFS, NIS, DNS, Mail Server, Apache Web Server on various flavors of Red Hat Linux and Solaris.
  • Strong knowledge of TCP/IP, FTP, SFTP, SSH, HTTP, HTTPS, Web Services Load Balancing, multi-data center architecture.
  • Excellent communication, interpersonal, analytical and quick problem-solving skills.

    Confidential, Plano, TX

    Cloud Engineer/ DevOps Engineer

    Responsibilities:

    • Experience with the use of AWS services/tools include but not limited to IAM, S3, Cloud Front, EC2,Route53, CodeCommit, CodeDeploy, CodePipeline, Cloud Trail, EBS, AMI, ELB, CLI, Cloud Watch, VPC, Auto Scaling, ELB, and Cloud Formation.
    • Used some predefined CFT’s to create local EC2 instances for daily deployments. Designed roles and groups for users and resources usingAWSIdentity Access Management (IAM).
    • Installed AWS CLI on different windows platforms and used it to generate basic EC2 instances for regular BAU and performed operations only on single files and S3 objects using various commands.
    • Implementation of developer instances using AWS EC2 instances and Docker containers for local code development.
    • Created S3 buckets and managed policies for S3 buckets and utilized S3 bucket Glacier for storage and backup onAWS.
    • Configured anAWSVirtual Private Cloud (VPC) and Created Public and Private subnets, NAT gateways, VPN IPSec tunneling, defined NACL’s and Security Group for securing AWS services within private and public Subnets in VPC.
    • Migrated VMware VMs from on premise to AWS cloud and migrated applications using AWS services like EC2, S3 Bucket, Route53, ELB, EBS and monitored scalable infrastructure on Amazon web services (AWS) & configuration management.
    • Experienced in Amazon EC2 setting up instances, virtual private cloud (VPC) and security groups and Created monitors, alarms and notifications for EC2 hosts using Cloud Watch.
    • UsedAWSlambdafunctions and server less code execution dat can be triggering to run code by S3, SNS or other events from cloud watch. Moved data from Local System to S3 bucket.
    • Designed, Installed and ImplementedAnsibleconfiguration management system.UsedAnsibleto manage Web applications, Environments configuration Files, Users, Mount points and Packages.
    • Configured Ansible to manage AWS environments and automate the build process for core AMIs used by all application deployments including Auto scaling, and CloudFormation scripts.
    • Involved in writing Ansibleplaybooks for setup and configuration of tools including Jenkins and Artifactory on remote servers using REST API protocol.
    • Used AnsibleTower to automate Provisioning and Deployments for our project and integrated it with LDAP to manage access with increase security.
    • Created multiple dockerfiles for different microservices such as mysql, apache, tomcat, NodeJS, php, redis, JBoss and managed Containers, Images, Compose.
    • Implemented zero downtime deployment process in WebLogic using python and shell script and automated it using Docker, Jenkins and GitHub and AWS AMI’s.
    • Implemented Docker -maven-plugin in and mavenpom to build Docker images for all microservices and later used Docker file to build the Docker images from the java jar files.
    • Migration of code repository from Subversion to GitHub as a first step in creating a CI/CD pipeline, also assisted the developers in Rebasing there branches with the release candidate. Installed and Configured the Nexus repository manager for sharing the artifacts within the company.
    • Merge, build and deploy code to application servers using Jenkins. Develop new jobs and maintain existing jobs in Jenkins.
    • Managed build results in Jenkins and deployed using Jenkins Jobs, migrate all of my Jenkins jobs (or my entire Jenkins configuration) from one instance to another.
    • Supported in the implementation of Continuous Integration, DevOps, Release Management, Environment Management and Production Support processes.
    • Installed, configured Nginix as webserver and reverse proxy for multiple sites. Worked with location, ssl configurations, server in nginx
    • Participated in the release cycle of the product which involved environments like Development, QA, SIT, UAT and Production.
    • Deployed and configured Elastic search, Log stash and Kibana (ELK) for log analytics, full text search, application monitoring in integration with AWS Lambda.
    • Developed automation and deployment utilities using Bash, Powershell,Rundeck, scheduled tasks and system backups using Python on RHEL.
    • Upgrading the Application as per Application team requirements, Scheduling jobs using crontab.

    Confidential, Dearborn, MI

    Cloud Engineer/ DevOps Engineer

    Responsibilities:

    • Involved in the installation, deployment and management of Linux RedHat Enterprise, Ubuntu, CentOS along with the installation of packages and patches for Red Hat Linux Servers.
    • Involved in designing and deploying a multitude of applications utilizing almost all of the AWS stack (Including EC2, Route53, S3, RDS, Dynamo DB, SNS, SQS, IAM) focusing on high-availability, fault tolerance and auto-scaling.
    • Build and configure a virtual data center in AWS cloud to support Enterprise Data Warehouse hosting including Virtual Private Cloud (VPC), Public and Private Subnets, Security Groups, Route Tables, Elastic Load Balancer, CloudWatch, CloudTrail, and Security Management VPC.
    • Designed a Cloud Formation Template with built in VPC, S3, RDS, DynamoDB with reliability to provision instances quickly.
    • Created SNS notifications and assigned ARN to S3 for object loss notifications. Created load balancers (ELB) and used Route53 with failover and latency options for high availability and faulttolerance.
    • Created AWS Multi-Factor Autantication (MFA) for instance RDP/SSH logon, worked with teams to lock down security groups.
    • Worked onDocker container snapshots, attaching to a running container, removing images, managing director structures and managing containers.Experience working on severalDockercomponents likeDockerEngine, Hub, Machine, Compose andDockerRegistry.
    • Deployed, configured and maintained open source project with Kubernetes to manage a cluster of containers, running Docker containers across multiple hosts.
    • Implemented a CI/CD (Continuous Integration /Continuous Delivery) framework using Jenkins, Maven& Artifactory in Linux environment and Integration of Maven/Nexus, Jenkins, Git, Confluence, Jira and Cloud Foundry
    • Installed and configured Jenkins for Automating Deployments and providing a complete automation solution.
    • Maintained build related scripts developed in ANT and shell. Modified build configuration files including Ant’s build.xml.
    • Worked with development team to migrate Ant scripts to Maven and Worked on authoring pom.xml files, performing releases with the Maven release plugin and managing Maven repositories.
    • Applied patches every quarter regularly to meet audit requirements using Oracle Ops Center, Red Hat Satellite server, Up2Date, YUM, RPM tools.
    • Deployed, configured, troubleshoot web based applications on the specific requirements with WebSphere Application Server and DB2, Oracle configurations.
    • Involved in the Installation and configuration of an automation tool Puppet dat included the installation and configuration of the Puppet master, agent nodes and admin control workstation.
    • Wrote some of the puppet manifests for deploying, configuring and managing collected for metric collection and monitoring.
    • VMware administration including deploying, cloning and creating templates from virtual machines runningLinux and Windows.
    • Used Red Hat volume manager forcreating the file systemsand performing the health check on regular basis for all Linux servers.
    • Worked with JIRA for creating Projects, assigning permissions to users and groups for the projects &Created Mail handlers and notification Schemes for JIRA.
    • Managed, configured, and Installed Sudo for users to access the root privileges; also familiar with powerbroker environment, for role-based privileges.

    Confidential, Seattle, WA

    Systems Engineer

    Responsibilities:

    • Install and configure Red Hat Enterprise Linux 5.x/6.x operating systems on large distributed environment at multiple Data Centres.
    • Involved in identifying build errors in the system and identify the build issue and escalate it to the concerned team after careful analysis. Work and coordinate with them to get the fix in the release.
    • Expertise in managing VPC configurations for organizations and maintaining networks and subnet ranges.
    • Experienced with deployments, Maintenance and troubleshooting applications on Confidential Cloud infrastructure Azure. Deployed and managed applications in datacenter, virtual environment and Confidential Azure.
    • Worked on interconnectivity issues and complex cloud-based identity management and user autantication, service interruptions with Virtual Machines (their host nodes) and associated virtual storage (Blobs, Tables, Queues).
    • Worked on Azure Virtual Networks, Network Security Groups and access control rules, setup IPSec VPN between on-premises to Azure using Site-to-site VPN.
    • Migrated client ASP.Net/SQL/DevExpress app dat was hosted on-prem 3rd Party Server to Azure PaaS (App Service) from another web host.
    • Created PowerShell scripts to perform DSC(Desired State Configuration) of IIS, .Net framework, alerting, reporting, monitoring and routinemaintenance for domain resources.
    • Developed an Azure based high performance compute environment to support the massive computational requirements of client congressional redistricting Azure
    • Used Jenkins for Continuous Integration and deployment into IIS, NodeJS,Websphere Application Servers by building using Powershell, MSBuild, ANT, Maven, NUnit, Fortify, Sonarqube.
    • Migrated out core repository from SUBVERSION to GIT. In this process I was involved in individually migrate all the code base from subversion to GIT ensuring dat health of the builds isn’t affected. Performed high level merges of branches, code bases.
    • Maintained Maven/Ant and streamlined the entire build system. And managed build and release infrastructure, optimized build scripts and introduced a better way of releasing RPMs with TEMPeffective tracking.
    • Ruby/Bash scripts. Leveraged Docker Engine to run Multiple Tomcat Instances as Containerized App Servers. Upgrading the Application as per Application team requirements, Scheduling jobs using crontab.
    • Supported Solaris/Linux servers in production/QA/ Development Environment, including Solaris Zone and RHEL VM's.
    • Performed system administration activities using used NFS, NIS, DHCP, FTP, Send mail, and Telnet for Linux.
    • Support for Linux/Unix systems administration, operational support and problem resolution for server systems Created shared NFS files system, mounting and un-mounting NFS server, NFS client on remote machine, sharing remote file folder, starting &Stopping the NFS services.
    • Logged events from forced crash dumps and was involved in troubleshooting server issues.
    • Managed shared NFS files system, mounting and unmounting NFS server, NFS client on remote machine, sharing remote file folder, starting and stopping the NFS services.
    • Worked on configuration and administration of LVM as extending Logical Volume and Physical Volume Size. Worked on iLO and iDRAC setup and configuration.
    • Good knowledge on different types of installations using DVD/HDD/NFS as well as Kickstart methods.

    Confidential, Austin, TX

    Build & Release Engineer

    Responsibilities:

    • Managed SVN branching and merging for older projects in multiple simultaneous releases. Configured Source Code Management tools with Bamboo and executed triggers in SVN. Maintained the Source code in GIT and deployed them to DEV, QA, UAT and PROD Environments.
    • Wrote shell scripts to handle server processing Migrating applications from .Net to Python monitoring applications/servers performance.
    • Performed unit tests and debugging Python applications reviewing and enhancing existing code, fix bugs and create system documentation.
    • Merged generated reports based on request. Formatted the data into needed format with the use of UNIX Shell Scripts, Awk and SED. Monitoring the servers using Nagios and providing 24x7 support on call rotation basis.
    • Installed WebSphere, JBoss, Tomcat and Apache Web server binaries for different versions and related components across all environments.
    • Installed and configured IBM HTTP Server 8.x/7.x and Apache Web Servers, configured plugin-cfg.xml file along with session management and virtual hosts with HTTP transports of Application Server instances and applications
    • Coordinate/assist developers with establishing and applying appropriate branching, labeling/naming conventions using GIT source control.
    • Executed functional tests dat identified performance issues at the client level and worked with Ops team to improve the end user experience.
    • Modified the existing ANT scripts to suit the project requirements. Setting up Jenkins master, adding the necessary plugins and adding more slaves to support scalability and agility.
    • Installation/Activation of F5 Load balancers, configure routing logic, creation of new service pools, members, virtual servers etc.,
    • Installed JON Agent and configured dashboards, alerts for JVM monitoring. Performance tuning included tuning the existing heap values, DB Connection settings etc.
    • Performance tuning of VMware servers, Virtual sessions and management of servers resources between Virtual Machines.

    Confidential, Fort Washington, PA

    Systems Administrator

    Responsibilities:

    • Provided support in fixing issues related to Linux, Solaris, HP-UX Installation and Maintenance of Hardware in Production and development Environment as an integral part of the Unix/Linux Support team.
    • Worked on installing and configuring VMware/ESX Servers for virtualizations. Supported Oracle RAC (Real Application Cluster) Servers running on Linux with GFS and Solaris with SFRAC.
    • Experience in maintaining/tuning/upgrading Web logic/Web sphere/JBoss and Web based applications like Java & Tomcat/Apache.
    • Creation and management of user accounts and groups according to the security needs and adding the packages and patches when needed and Permissions policy management and quota implementation.
    • Good knowledge in awk& Stream Editor(Sed) and using them in in Unix Shell script
    • Remote monitoring and optimization of Server for File system, disk utilization, Memory utilization, threshold maintenance and Network traffic.
    • Experience in installing, configuring and monitoring VERITASCluster Server (VCS) and Redhat Cluster Server in HighAvailability Environment.
    • Implemented Backup and Restore by using procedures like Ufs dump, Ufs restore, Tar” and “Cpio”.
    • Configured the NIS, NIS+ and DNS on Red Hat Linux 5.1 and update NIS maps and Organize the RHN Satellite Servers in combination with RHN Proxy Server
    • Used YUM Software manager for installing and configuring the RPM Packages. Configured logical volumes using logical volume manager (LVM) and also configured mirroring.
    • Performance tuning Virtual sessions, VMware servers, and server resources management between Virtual Machines.
    • Automated jobs by developing custom scripts using Shell (bash, ksh). Defining and Develop plan for Change, Problem & Incident management Process based on ITIL.
    • Merged the generated reports as per request. Formatted data into required format using UNIX Shell Scripts, SED and Awk.
    • Configured and installed HP-UX, Solaris, and Redhat Linux Servers with the halp of Ignite, jumpstart, and Kickstart.
    • Networking communication skills and protocols such as TCP/IP, Telnet, FTP, NDM, SSH, rlogin.
    • Installation and monitoring of Veritas Volume Manager, Veritas NetBackup and Veritas Cluster Server on SAN Environment.
    • Extensive experience in Security Patching. Also coordinating with storage team and networking teams.

    Confidential

    Systems Administrator

    Responsibilities:

    • Installation, configuration and upgrade of Solaris 9/10, Redhat Linux 3/4/5, SUSE 10, HP-UX 11i, AIX 5.3 operating systems.
    • Configured and installed Solaris, HP-UX and Redhat Linux Servers using jumpstart, Ignite, and Kickstart.
    • Extensive use of Logical Volume Manager (LVM), creating Volume Groups, Logical volumes and disk mirroring in HP-UX, AIX and Linux.
    • Responsible for hardware, firmware, Network & Firewall troubleshooting and upgraded, maintained Linux/Unix servers.
    • Installation, configuration, support and security implementation on SSH, NFS, SAMBA, DHCP, DNS, HTTPD services.
    • Administration of NFS, DNS, NTP, Auto mounts, send mail and Print servers as per the client's requirement.
    • Installed and configured Sudo for users to access the root privileges and Performed User Account management, data backups, and users' logon support.
    • Involved in creating logical volumes, backups, managed large hard disk farms and resized disk partitions using Logical Volume Manager (LVM) commands on Red hat Linux
    • Managing systems routine backup, scheduling jobs like disabling and enabling cronjobs, enabling system logging, network logging of servers for maintenance, performance tuning, testing.
    • Performed unit tests and debugging Python applications reviewing and enhancing existing code, fix bugs and create system documentation. Bash and perlscripts weremodifying/ Writing for optimizing day to day administration.
    • Performing cleanbuildsaccording to the schedule published for a given releases. Responsible for design and maintenance of the Subversion Repositories.
    • Automated repetitive tasks using Perl and Shell Scripting. Enforced automation inbuildand deployment procedures, executed codebuildsand deployment activities.
    • Secures system by developing system access, monitoring, and controls.

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