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Manager Engineer

Location:
Bangalore, Karnataka, India
Posted:
July 31, 2018

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Resume:

Priya k

Phone: +1-972-***-**** Email: ac6hup@r.postjobfree.com

PROFESSIONAL SUMMARY

8+ years of experience in IT Infrastructure, cloud computing, Infrastructure as a service(IaaS) Virtualization, Linux System Administration, Network Administration, Open stack engineer, Configuration Management.

In-depth understanding of the Principles and Best practices of Software Configuration Management (SCM) in Agile, SCRUM, Waterfall methodologies.

Experience in working with Software Configuration Management tools - Puppet and Chef

Configured and monitored distributed and multi-platform servers using chef. Defined Chef Server and workstation to manage and configure nodes.

Developed Chef Cookbooks and Recipes to manage systems configuration.

Experience in working on version control systems like Subversion, and GIT and used Source code management client tools like Git Bash, GitHub, Git GUI and other command line applications etc.

Experience in working with ANT Scripts, MAVEN for deployment and running test suites for various firm wide applications.

Administration and storage experience in administering Hitachi Enterprise storage arrays.

Worked under AWS management tools such as (EC2, EBS, ASG, RDS, R53) Developed AWS Cloud formation templates to create custom sized VPC, subnets, EC2 instances, ELB, Security Groups.

Set up the scripts for creation of new snapshots and deletion of old snapshots in Amazon S3.

Worked on setting up the life cycle policies to back the data from AWS S3 to AWS Glacier.

Experience with Microsoft windows Azure Cloud Services.

Configured and managed Open stack components such as keystone, nova, neutron, glance, swift, Heat.

Automated AWS infrastructure via Ansible and Jenkins - software and services configuration using Ansible.

Involved in design, configuration, installation, implementation, management, maintain and support for the Corporate Linux servers RHEL 4.x, 5.x, SLES 9, CENTOS 5.x.

Installation of patches and packages using RPM and YUM in Red hat Linux.

Working on Linux logical volume(LVM), creating volume group, logical volumes, file systems, and troubleshooting.

Experienced in working with Continuous Integration and Deployment using various CI tools- Jenkins, Bamboo.

Configured various jobs in Jenkins and Hudson for deployment of Java based applications and running test suites.

Experience in creating Jenkins CI pipelines and to automate most of the build related tasks.

Deployed Puppet, Puppet Dashboard, and Puppet DB for configuration management to existing infrastructure.

Used Atlassian Product such as JIRA to track issues and Change Management.

Experience in working with WebLogic Enterprise Management Console and WebSphere consoles for setting up project related configurations.

Extensive working experience of managing, troubleshooting IBM Power7, Power6 and Power5 (P520/P550/P5 55A/p5 52A/P750/P710) series systems.

Managed and configured VMWare virtual machines running Oracle/Sun Solaris X86/64, Red Hat Enterprise Linux and Oracle Linux server.

Involved in the functional usage and deployment of applications in Web Logic, Web Sphere and Apache Tomcat Server.

Configuration of servers such as DNS, DHCP, NFS, Automount, send mail, FTP, remote access (SSH), Active Directory, Security management and Security trouble shooting skills.

Creating and maintaining user accounts, profiles, security, rights, disk space and process monitoring.

Good experience in reviewing system logs files for errors, settings up Cron jobs for backups and monitoring process.

TECHNICAL SKILLS

Operating Systems

RHEL (5.x, 6.x, 7x), SUSE Linux (9,10,11), Sun Solaris 8,9,10,11, CentOS 5,6, OSX, AIX 5.1,5.2,5.3 Windows 2003/2008, Ubuntu 10.04+Latest

DevOps Tools

AWS, MCollective, Nagios, SVN repo, EC2 Elastic Search

Version Controlling Tools

Subversion, Perforce, GIT

Build/CI Tools

Ant, Maven Hudson, Jenkins, Bamboo, Chef, Puppet, Ansible, Nexus.

Bug Tracking Tools

JIRA, rally, Fisheye, Crucible, Remedy and IBM Clear Quest

Hardware

HP Proliant, Blade servers, Sun Sparc T5440, T5220 and M8000, M4000, Sun Ultra Enterprise Servers (E3500, E4500, E450, E420R, E250, Sun Fire (6800/4800/3800/v880/v480/v210/v440/280R/15K/25K), Sun

Workstations (Ultra 5, 10,20, Blade 100,150,2000), IBM F-series and P-

series, IBM RS6000, Sun Storage Array D1000, A5000.

Network Protocols

TCP/IP, NIS, NIS+NFS, DNS, DHCP, WAN, SMTP, LAN, FTP/TFTP, POP3,

TELNET, Firewalls, BIG IP 10.0, Snoop, Tcpdump, Wireshark.

Volume Management

Veritas Volume Manager (VxVM) 4x, 5.x, 6.0, Solaris Volume Manager (SVM), Logical Volume Manager (LVM)

Backup Solutions

VeritasNetBackup, Tivoli Storage Manager, NetApp

Virtualization Product

VMware, VCenter server, KVM, Xen, Hyper-v, Virtual box, Solaris.

File Systems

UFS, VxFS, ReFS, Ext, Ext2, ext3, ext4, ZFS, CFS

Database Servers

Oracle 8i/9i/10g/11g, Oracle RAC 10g/11g, MS Access, SQL Server.

Web/Application Servers

WebLogic 8.x, 9.0, 10, WebSphere 5.x, 6.x, JBoss 4.x, 5x, Apache Server 1.3.x, 2.2.x, Apache Tomcat 5.x, 6.x, 7.x

Programming Languages

Python, C, C++, R, Matlab, core JAVA, javascript, HTML 5.0, CSS 3.0

Scripting Languages

Bash and Korn Shell Scripting, Ruby, Perl Scripting

PROFESSIONAL EXPERIENCE

August 2016 – Present, UCLA Health, Primary Health Network, Los Angeles, California.

Sr. Cloud & DevOps Engineer

Worked on cloud watch to monitor the resources such as EC2 instances CPU memory, Amazon to design high availability applications on AWS across availability zones.

Created S3 buckets and managed policies for S3 buckets and utilized S3 bucket and Glacier for storage and backup on AWS.

Created elastic load-balancers (ELB) for different applications to provide high performance of applications.

Worked on Application Deployments & Environment configuration using Puppet & Chef configuration management tools.

Developed Chef Recipes to configure, deploy and maintain software components of existing infrastructure to cloud and bootstrapped chef client nodes for provision and on experience with ruby.

Experience in developing puppet modules (blue prints) for installation, configuration and continuous integration (CI) using combination of puppet master, git, Openstack (Horizon), Vagrant and Jenkins.

Used GIT version control to manage the source code and integrating GIT with Jenkins to support build automation and integrated with JIRA to monitor the commits.

Implemented Continuous Delivery (CD) framework using Jenkins, Maven, Docker, Bitbucket, Nexus in Linux environment.

Developing build and deployment scripts using MAVEN from manually and Bit Bucket.

Experienced in providing day-to-day Linux user administration tasks like adding/deleting users in

local and global groups and managing user’s queries on Linux platforms like RHEL and CentOS.

Experienced in configuring Cloud platform such as Virtual Networks Multi-site, Cross-site, VMs, Azure AD, Load Balancers, Azure SQL, Cloud Services.

Involved in JIRA as defect tracking system and configured various workflows, customizations and plugins for JIRA bug/issue tracker, integrated Jenkins with JIRA, GitHub.

Building servers with jumpstart using Kickstart, CD on timely basis, along with corporate wide requirements.

Experience of the full Software Development Life Cycle (SDLC). Also experienced the Methodologies & Validations to ensure Quality Assurance Control.

Expertise in setting up Docker daemon, Docker client, Docker hub, Docker registries, Docker images from Docker file and handling multiple images by storing them in containers to deploy.

Strong use of Shell scripting languages including BASH for Linux and PowerShell for Windows systems.

Experience with design, configuration and implementation of Nagios and monitored run scripts remotely via Nagios Remote Plugin Executor.

Environment: Red Hat Linux 6/7, AWS services (EC2, EBS, VPC, Auto Scaling, Load balancing, S3, Cloud formation), Microsoft Azure, Chef, Windows server 2008/2012 R2, JIRA, Docker, Jenkins, Puppet, GIT, Shell Scripting, Nagios, Kickstart.

October 2014 – July 2016, Vanguard Group, Investment Management Company, Malvern, Philadelphia Linux Administrator/ DevOps Engineer

Experience in Installation of Linux/Unix and Windows such as RHEL, CentOS, OpenSUSE, Ubuntu,

Windows Server and virtualization like KVM, Xen, Vagrant, VMware, vSphere ESXi environments.

Experience in RHEL Provisioning, Upgrades, Patching, Configuration and Performance Tuning in Linux environment using satellite server.

Installed and maintained the regular upgrades of Red Hat Linux Servers using kick start based on network installation.

Installed Chef workstation, Enterprise Chef Server from scratch, bootstrapped nodes using knife, wrote recipes and cookbooks and uploaded them to Chef server.

Used Chef attributes, Chef templates, Chef recipes, for managing the configurations across various nodes using RUBY.

Involved in setting up Puppet Master/Client to automate installation and configuration across the environment to design fully automated server build management, monitoring and development.

Managed and configured hundreds of servers using Puppet by pushing all configuration management into a puppet to allow for rapid roll-out of new infrastructure.

Hands on experience in setting up database in AWS using RDS.

Worked on AWS Code deploy, AWS lambda, AWS RDS.

Worked on migrating VMware to EC2 instances.

Monitoring of web servers and other services using Nagios monitoring tool.

Installed and configured various servers as Apache web server, HTTP server, Samba.

Database administration of MySQL, Oracle or equivalent Data Base programs.

Experience in creating Disk Partitions, Logical Volume Manager (LVM) and RAID.

Worked on setting Docker container and maintaining Docker images.

Worked on Testing CI/CD tools on Docker.

Experience with Python development under Linux OS (Debian, Ubuntu, Red Hat Linux, Fedora).

Worked on migrating RedHat machines from RHEL 6 to RHEL 7.

Worked on installing, configuring and deploying OpenStack solutions. Worked on AIX to RedHat migration.

Worked with GIT and Subversion to manage source code.

Worked on using a Git branching strategy that included develops branches, feature branches, staging branches and master. Pull requests and code reviews were performed.

Environment: Python, Chef, Puppet, Git, Docker, Red Hat Linux 4.x/5.x, Ubuntu, CentOS, AWS ELB, AWS SQS, AWS S3, AWS Cloud Formation Templates, AWS RDS, AWS Cloud Watch, Ruby, MySQL, Oracle, VMware.

March 2013 – October 2014, DHISCO (The Distribution Hospitality Intelligent Systems Company), Phoenix, Arizona.

Linux/DevOps Engineer

Designed the overall SCM, CI and Release Management process and workflows.

Implemented branching strategies and automated release branching process.

Automated the deployments using scripts which executes the automated CI and releases management process.

Managed the configuration of Web App and Deployed to AWS cloud server through Chef.

Tested various in-house windows/Linux based installers.

Automated and configured all basic setting of server including DNS setting, yum configuration, mount disk space and make server to behave as chef-client using Cookbooks on various Platform.

Worked on monitoring tools - Nagios, Splunk.

Worked on configuring Alerting mechanisms with Nagios, error logging, performance monitoring.

Worked with Linux performance tuning to add tuning parameters to the kernel and optimize the kernel.

Transitioned Infrastructure from private data center to Cloud (AWS).

Worked with various services of AWS: EC2, Elastic Beanstalk, ELB, Route53, S3, CloudFront, SNS, RDS, IAM, CloudWatch, and CloudFormation.

Worked in atmosphere of cross-functional team within the organization's Agile project life-cycle.

Configured the IT infrastructure as code writing manifests, classes, and modules in Puppet.

Configured resources such as packages, services, files, directories, exec, notify, users, groups, cron jobs, etc. using Puppet.

Used Jenkins as continuous integration tool: creating new jobs, managing required plugins, build trigger, build system and post build actions, scheduled automatic builds.

Used Maven and Ant scripts as build frameworks/scripts.

Used Nagios as IT infrastructure monitoring tool: monitoring host resources such as processor load, disk usage, system logs; monitoring applications, services, and network protocols.

Installed and configured Apache Webserver, WebLogic Application Server, and Oracle databases.

Performed server updates, patching, upgrades and package installations.

Configured startup run scripts to run the services.

Configured servers to provide networking services, including HTTP/HTTPS, FTP, NFS, SMB, SMTP, SSH and NTP.

Environment: Jenkins, Nagios, Splunk, Maven, Amazon Web Services, Atlassian Bamboo, Chef, JIRA, Clover, JUnit, JMock, Maven, Nexus, NUnit, Moq, Subversion, Git.

April 2012 – February 2013, Santander Bank - Banking Company - Boston, MA. Linux System administrator

Performed day-to-day administration tasks like User Management, Space Monitoring, Performance Monitoring and Tuning, alert log monitoring and backup monitoring.

Experienced in dealing with LVM.

Deploy, maintain configure, troubleshooting logs and providing application support for the in-house applications such as Intelliconnect and SAAS on Red Hat Linux boxes.

Worked with VERITAS Volume Manager, VERITAS Cluster Server in all environments. As a member of the team, monitored the VERITAS Cluster Server 4.1 in SAN Environment.

Involved in Planning, building and Administration of various High Availability clusters and heart beat checking on Sun Solaris using VCS in heterogeneous SAN environment.

Administering Network File System using Automounter and administering user and OS data files in NIS, and NFS environment on RedHat Linux.

Responsible for User and Group account management including their permissions.

Maintained and updated the documentation of all the Servers and the installed applications and patches.

Involved in troubleshooting issues related to applications, and systems.

Worked on day to day administration tasks and resolve tickets using ServiceNow.

Documented application configuration details in Solaris, and RHEL environment.

Experience in Developing KORN, BASH, PERL, Python shell scripts to automate cron jobs and system maintenance. Scheduled cron jobs for job automation through Autosys.

Responsible for OpenStack project core infrastructure including code review, continuous integration systems, and developer tools.

Worked on configuring, administering and troubleshooting of NFS, NIS and DNS in multi-platform networks that included Solaris, Linux.

Experienced in setting up YUM repository and installing the patches with it.

Implemented day-to-day tasks in Red Hat Linux and CentOS that include upgrading kernel, HBA driver, configuring SAN Disks, Multipathing, NAS Mount and Unmounts.

Expertise in performing the automated and customs installs using Kickstart installation.

Configured and managed Apache Web Server on Linux for web based applications using REST/SOAP, Apache and WebLogic.

Installed and configured Solaris servers using Jumpstart, configured/maintained Zones, LDOMs, ZFS pools on Sun Solaris 10 Servers.

Developed a PaaS and SaaS for our staging, production environments.

Developed cookbooks to automate most of the complex msi installers and executable installers.

Environment: Red Hat Enterprise Linux (RHEL) 4.x, 5.x, Solaris 8/9/10, IBM X 3650, X3850, Netra T1, HP Proliant DL 380, LDOMS 1.2, ISS system Scanner, Teamquest, VMWare, Veritas Volume Manager, Veritas Cluster Server 4.0, LVM.

February 2011 – March 2012, Mphasis Private Limited, Hyderabad, Telangana, India System administrator

Responsible for building and supporting Solaris/Linux/AIX/HP-UX servers.

Maintained and scheduled company backups and participate in disaster recovery planning and tested SAN configuration, Zoning on Fiber Channel Switches, load balancing the network.

Installed the Operating system by automated system using Jumpstart for Solaris and KickStart for Red Hat.

User account management, managing passwords setting up quotas and troubleshooting user logins using various remote login utilities.

Performed storage management with SAN/NAS.

Installed FTP/TFTP/SFTP Server and set up network connections.

Configured servers to use HTTP, DNS, NFS, NetBackup, Storage Disk configuration.

Ability to handle load balancer implementations like bonding multiple interfaces into single bond in case of over load on LAN devices.

Involved in applying Patches, Installing patch bundles on Solaris, AIX, HP-UX and Red hat Linux.

Installed Multi-Pathing software such as EMC Powerpath, HDLM.

Diagnose and correct boot failures arising from boot loader, module, and file system errors on Red hat Linux.

Monitored System Performance of Virtual memory, Managed Swap Space, Disk utilization and CPU utilization.

Managed disk storage with VERITAS Volume Manager 3.5/4.1 and Solaris Volume Manager with VERITAS File System (VxFS).

Administered Linux servers for several functions including managing Apache/Tomcat server, mail server, MySQL database, and firewalls in both development and production.

Administered WebLogic 9 application servers which included installing SSL certificates.

Worked with Red Hat Package Manager RPM, YUM and YAST.

Logical Volume Management (LVM), Installed Veritas Volume Manager 4.1 and created file systems, mirrored and striped volumes.

Day-Day application support on production and technical documentation for critical production issues, on-call pager support 24/7 environment.

Worked with Off Shore Team to troubleshoot Development issues on production environment, attend weekly status calls and discuss about resolved issues and ongoing issues.

Environment: Solaris 8/9, RedHat EL 3.x, 4.x, Apache Web Server 1.3.x, 2.2.x, Sun Java System Web server 6.0, Veritas Volume Manager 4.1, 5, BigIP F5, Oracle 9i, DNS, NFS, Sun T2000, M5000, v480, v880. IBM S F50 RS/6000 and P-Series Servers, Siteminder, SonicMQ, Servers, HP DL 320, 360, 380, 560, 580 HP rx2660, rx7620 and rx8640 servers.

July 2010– January 2011, Quess Corp Limited (Magna Infotech), Hyderabad, Telangana, India. DevOps Engineer

Created, cloned Linux Virtual Machines, templates using VMware Virtual Client 3.5 and migrating servers across ESX hosts.

Automated the Applications and MYSQL, NOSQL container deployment in Docker using Python and monitoring of these containers using Splunk.

Maintained build related scripts developed in ANT, Python and shell. Modified build configuration files including Ant's build.xml.

Configured firewall based on Redhat Linux and FreeBSD 4.x that has three network interfaces.

Performed P2V migrations of physical RHEL (5/6) servers to VMware environment using VMware Converter.

Worked on cloud automation framework namely CHEF which included automation of certain software installation processes in the form of Ruby code

Build deployable artifacts (jar, war & ear) from the source code using the build tools like MAVEN and ANT.

Experience with the VMware ESX Server, VMware Virtual Center, Vmware HA, Vmware DRS, and Vmware Consolidated Backup (VCB).

Used Micro services and containers to support DevOps environment.

Maintained AWS cloud-based proof of concept ecosystem comprised of various tools within the CI/CD life cycle in Jenkins, & present demonstrations to clients based on their specific use cases & popular trends in DevOps.

Developed Jenkins Plugin to automate artifact upload to Nexus(Repo) through Jenkins.

Scripting of administration tasks using CLI, Power Shell, Shell, and Ruby. Built upstream and downstream jobs in Jenkins to build and deploy onto different environments.

Created multiple Python GIT hook scripts (pre-push, post-push) to ensure code quality for the code.

Created the automated Kickstart environment for linux standard builds for WEB, APP and DB servers.

Created and deployed a tool to automate branch and project creation in subversion using Perl and Chef Scripts.

Performed code line GIT pushes (releases) to production and customer servers and Developed

and improved GIT push script.

Created Linux containers in CoreOS and Docker and Automated system using chef

Integrated Maven with Jenkins for the builds and deployed into application servers.

Involved in build and maintain Highly Available secure multi-zone AWS cloud infrastructure utilizing Chef with AWS services and Jenkins for continuous integration.

Worked extensively on automation engine Ansible that automates cloud provisioning, configuration management, application deployment, intra-service orchestration, and many other IT needs.

Environment: Jenkins, GIT, Docker, Splunk, Maven, AWS services, Linux, Chef, Python, Perl, RHEL, VMware, Ansible, Kickstart.

April 2009 -July 2010, KBASE Technologies, Bangalore, India System Engineer

Responsible for supporting Linux servers for production, development and testing.

Installing, Configuring and Maintaining the DHCP, DNS, NFS send mail server.

Performed installation and configuration of LDAP.

Performed addition of swap space at run time.

Resolving TCP/IP network access problems for the clients.

Implementing Remote System Monitoring with Sun Microsystems.

Performing extensive Logical Volume Management (LVM) tasks.

Open-source development, including code contributions to Bcfg2, MUNGE, pdsh, SLURM, VMware Ruby.

Troubleshooting backup and restore problems and performed day-to-day troubleshooting for the end users on Solaris and Linux based servers.

Configured and maintained NFS servers on Linux.

Setting up Oracle 8 server in Linux/Unix environment.

Environment: Linux (RedHat Enterprise, CentOS), Windows 2003, HP, IBM, Solaris, SLURM, Oracle 8, SSH Gate, Cisco routers/switches, Dell 6400, 1250, Sun E450, E250.



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