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Its Linux/devops & Middleware Engineer Resume

SUMMARY

  • 9 years of IT experience as a Red Hat Enterprise Linux, Unix, Solaris & AIX Administrator.
  • Involved in installation, configuration, upgrading, patching and administration of Linux, Unix and Windows Servers
  • Experienced in configuring Kickstart and Jumpstart servers to initiate installation of Red Hat Linux and Solaris on several machines at once.
  • Experience working with Puppet for automating the deployment of post install configurations of the servers in various environments.
  • Comprehensive Knowledge of Linux kernel tuning, patching and extensive knowledge of Linux system imaging/mirroring using System Imager.
  • Involved in complete Administration tasks on UNIX (SUN Solaris, Red Hat Linux, AIX) and documentation for the projects executed.
  • Performance Monitoring, resolving network issues & Tuning the system using tools such as - top, iostat, Vmstat, Netstat.
  • Experienced in Logical Volume Management on Linux with LVM Knowledgeable in HTTP, HTTPS, SMTP, FTP, SFTP, DHCP, DNS, SNMP TCP/IP, UDP, ICMP, VPN, POP3 protocols.
  • Experience in supporting environments running Web Servers (Apache & IIS), Application Servers (Websphere, Jboss) on Unix and Windows systems.
  • Experience with server and desktop virtualization (VMware preferred).
  • Expert in setting up SSH, SCP, SFTP connectivity between UNIX hosts.
  • Experienced in DNS, NIS, NFS, FTP, NIS, Samba Server, LDAP, remote access, security management, and system troubleshooting skills.
  • Worked on creation of custom Docker container images, tagging and pushing the images to therepo.
  • Installed and configured monitoring tools Nagios for monitoring the network bandwidth and hard drives status.
  • Experienced in using the build tools like MAVEN and ANT for building deployable artifacts such as WAR & EAR from source code
  • Experienced with CI (Continuous Integration) and CD (Continuous Deployment) methodologies using Jenkins, Hudson and Bamboo.
  • Used Docker for packaging applications and designed the entire cycle of application development and used Virtualized Platforms for Deployment of containerization of multiple apps
  • Experienced with Docker container to transport any application to be run
  • Experience in AWS AMI, which included managing application and creating Windows and LinuxEC2 instances.
  • Experienced in branching, tagging and maintaining the version across the environments using SCM tools like Subversion (SVN), GIT, Visual SVN, and Tortoise SVN on any operating system/environment
  • Batch scheduling, batch scripting, nightly backups and network troubleshooting.
  • Experience with Version Control Configuration Management Tools like Clear case, SVN, Clear quest, Remedy and Puppet
  • Installation and support of 3rd party software systems on Unix & Linux like Web Servers, Application Servers, Middleware and Databases.
  • Experience in design, install and configuration of Nagios Xi server, agent and agent less configurations.
  • Expert in configuring hosts, built-in services, custom services as per the environment, host groups and templets in Nagios.
  • My skills include automating the configuration and maintenance of different services like DNS, ISC DHCP, Remote Administration, Server Migration, Network Monitoring using Nagios and MRTG, Configuring and Maintaining APACHE servers, SAMBA and NFS services, Security administration using Iptables and TCP wrappers, RAIDs, LVM, performing the Automated Installations using Jumpstart and Kictstart, Performance Monitoring & Tuning, Backups and Restoration.
  • Have performed DBA activities such as Oracle installation, database creation, maintenance and database backup and recovery on SUN hardware
  • Comfortable in working in a Data center environment - swapping of disks, Attaching/Detaching storage, increasing Utilization.
  • Experience in Creating and maintaining user accounts, profiles, security, rights, disk space and process monitoring.
  • Used LVM for dynamically extending and reducing partition sizes when there is a need.
  • Participated in the building of new Linux servers and fixing issues after the build process as per the organization plan.
  • Involved in Performing Package administration on Linux using rpm, yum and on Solaris using pkgadd.
  • Involved in configuration and troubleshooting of issues related to NFS
  • Worked on Change Management and Disaster Recovery management
  • Configured and deployed patches, upgrades, bug fixes on both physical and virtual Red Hat Linux servers
  • Experience in Package management using RPM and YUM in Red Hat Linux.
  • Performed cross platform audits of Active Directory (AD) objects and user permissions.
  • Responsible for day-to-day systems administration tasks in Solaris and Linux. Creating and growing File system by using Veritas Volume Manager and Solaris volume manager and CFS file systems.
  • Installed and configured Ldomas in Sun T series. Installed Patches and Packages on Linux (Red Hat) servers and created file systems by using LVM. Involved in Upgrading Sun Solaris 8 to Solaris 10 by using Live Upgrade. Involved in Upgrading Veritas Volume Manager from 3.5 to 4.0
  • Managed User Accounts on Windows NT and UNIX Platform (Creation, Deletion, Permissions, and VPN Access).
  • Extensive experience in Red hat Enterprise Linux 5/6/7, VMware ESX 4.0/5.1/5.5, Ubuntu 10.04/12.04 and Solaris server management in a heterogeneous environment.
  • Developed organizational units in Active Directory (AD) and managed user security with group policies.
  • Experience in writing Scripts in Perl, Bash, Ksh for performing automation of various tasks.
  • Managing the Licenses for Enterprise Applications using FLEXlm, providing Floating Licenses.
  • Experience in working with HDLM, SAN, NAS, storage systems, Cisco SAN gear and SAN volume controller.
  • Experience in connecting to an EMC disk subsystem with Power Path and MPIO.
  • Experienced with Informatica Administration and Production support experience (Preferably on 8.x and 9.x )
  • Planning and coordinating activities related to upgrades and maintenance on the systems
  • Experienced in configuring SAN bootable servers/LPARS. Expertise in Tivoli monitoring, Tivoli Storage.
  • Experience in working with SAN, NAS, storage systems, Cisco SAN gear and SAN volume controller.
  • Day-to-day administration of Net apps infrastructure using Filer view, system manager and CLI. Work on Incidents and changes. Was responsible in maintaining the SLA, to handle all the storage provision (creation/expansion) in the project that was raised by the user.
  • Supporting NetApp storage infrastructure for global customers.
  • Great Efficiency in installing, configuring and implementing the RAID Technologies using various tools like VxVM and SVM.

TECHNICAL SKILLS

Operating Systems: IBM AIX 4.3, 5L, 5.2, 5.3, 6.1, 7.1, Cent OS, RHEL 7.x,6.x/5.x/4.x/3.x, Fedora, SUSE Ubuntu, Windows family, Sun Solaris 7/8/9/10/11,MS Dos,Mac OSX, NetappDATA ONTAP(7.3, 8.1), DATA ONTAP 7.3 and 8.1versions,VMWARE ESX/ESXi.

Hardware: Netapp filers FAS series, IBM N-SERIES, EMC clarion cx series, Tape Libraries - Sun StorEdge L20/L40/L60, L180 and Storagetek’s 9840 A/B/C Fibrechannel, Sun Fire Servers - E25k, E15k, 12k, E280R, E480R, Sun Enterprise 450/420R/250 server, Arrays - Sun StorEdge 3130, A1000 / D1000, EMC DMX ( 800 and 1000 ), IBM DS4K, DS5K and DS8K, SVC and Storwize V7000

Languages: Shell scripting, PERL, Bash, Python, HTML

Networking: TCP/IP, DNS, NFS, NIS, SSH, DHCP, HTTP/HTTPS, CIFS, Cisco Routers / Switches and LAN

Fabric Switches: Brocade and cisco Switches

Tools: Sun Cluster 3.2, Net app CLI, Net app GUI (filer view & system manager), VERITAS Net backup 6.0, VERITAS Storage Foundation Suite, Solaris Volume Manager.

Backup: IBM Tivoli Storage Manager, VERITAS Net backup 6.5, Replication manager, Recover point and VM ware

Applications: HACMP, Tivoli (TSM),AWS, VERITAS Volume Manager and Symantec net backup

Storage Technologies: RAID, LVM, FC, SCSI, iSCSI, Fiber channel, FCoE, SAS, Multi Pathing, Backup and recovery, Business continuity and continuous access, Veritas Volume manager, Net app storage and Amazon S3

Web Technologies: Lotus Domino 5 / 6, Apache 2.0, Tomcat, WebLogic 8.1/10, WebSphere, JBoss, IPlanet, IIS, HIS, Amazon Web Services

PROFESSIONAL EXPERIENCE

Confidential

ITS Linux/Devops & Middleware Engineer

Responsibilities:

  • Responsible for from the scratch setup of VM and server setup for Kafka POC.
  • Installation of AWS CLI package in all environments and deployment of application and troubleshooting the issues in Production.
  • Took part in Redhat on-site training in Ansible. Also worked on many VMs creation using Ansible and thus responsible for Linux servers setup and also successfully deployed files by running Ansible playbooks.
  • Excellent experience with RedHat Linux including system design, configuration, administration, maintenance and upgrade.
  • Worked on user account creation requests, creation of config maps, projects setup and deployments in Openshift Non-Prod and Prod.
  • Worked on troubleshooting to fix SFTP problems, route timeout issues for many services in Openshift Non-Prod.
  • Responsible for managing Splunk alerts and monitoring Instana.
  • Deployed services in Jenkins and GITHub.
  • Played a key role in migration of IBM Datapower from XI52 to X2. Worked closely with IBM on this. Tasks including secure backup of XI52, user access creation, secure deployments of existing services to new X2 appliance and troubleshooting of issues.
  • Very good experience with on-call schedule 24x7 for about one week per month.
  • Worked with the architects of respective teams and configured components in JFrog Artifactory.
  • Worked on integration of servers including database, application and web services.
  • Good technical knowledge of current software protocols and internet standards including HTTP/HTTPS, SSL/TLS Cipher suites and protocols.
  • Experience in supporting environments running Web Servers (Apache & IIS), Application Servers (Websphere, Jboss) on Unix.
  • Virtualized the servers using Docker for the test environments and dev-environments needs, also configuration automation using Docker containers.
  • Experienced in creating Docker Containers leveraging existing Linux Containers and AMI's in addition to creating Docker Containers from scratch.
  • Installed and Configured Web Logic, APACHE and TOMCAT Servers with JAVA Application tools on Red Hat and AIX servers environment.
  • Experienced in Installation & Configuration of MQ v6.0, v7.0, v7.1, v7.5 & v8.0 HACMP, MQ Cluster.
  • Experienced with Confluence, JIRA, BitBucket, Artifactory and Bamboo.
  • Experienced with cloud computing platforms Openstack/VMWare/Openshift/AWS.
  • Experience or good understanding of container such as Bamboo, OpenShift
  • Experience in creating Docker Containers leveraging existing Linux Containers and AMI's in addition to creating Docker Containers from scratch.
  • Virtualized the servers using Docker for the test environments and dev-environments needs, also configuration automation using Docker containers.
  • Managed Kubernetes charts using Helm. Created reproducible builds of the Kubernetes applications,
  • Managed Kubernetes manifest files and Managed releases of Helm packages.
  • Building/Maintaining Docker container clusters managed by Kubernetes, Linux, Bash, GIT, Docker, on GCP . Utilized Kubernetes and Docker for the runtime environment of the CI/CD system to build, test deploy.
  • Automated applications and MySQL container deployment in Docker using Python and monitor them using Nagios.
  • Deployment of Cloud service including Jenkins and Nexus on Docker using Terraform.
  • Experienced with bamboo builds and openshift deployments.
  • Experienced on IBM DataPower Gateway, IBM API Connect
  • Responsible for disabling SSL v.2, v3 and TLS 1.0 on Linux machines.
  • Well versed with Kanban board and excellent JIRA ticketing experience.
  • Working knowledge of network and operating systems including VMware vsphere.
  • Minimal experience on IBM API Connect- the servers being CentOS.
  • Experienced in Informatica services are up-to-date with upgrades and applicable patches.
  • Experienced working on openshift deployments and bamboo builds.
  • Experienced on weblogic deployments and wsdl file updates in datapower.

Confidential

ITS Linux/Devops & Middleware Engineer

Responsibilities:

  • My skills include automating the configuration and maintenance of different services like DNS, ISC DHCP, Remote Administration, Server Migration, Network Monitoring using Nagios and MRTG, Configuring and Maintaining APACHE servers, SAMBA and NFS services, Security administration using Iptables and TCP wrappers, RAIDs, LVM, performing the Automated Installations using Jumpstart and Kickstart, Performance Monitoring & Tuning, Backups and Restoration.
  • 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.
  • Created logical volumes and increased the file system in Linux servers.
  • Experienced in managing disk quotas and applying RHEL Hardening Standards.
  • Helped configure Virtual Machines on the VMware host
  • Experienced on Firewalls and Network issues.
  • Monitored CPU, memory, hardware, and software operating systems.
  • Experienced on NTP configurations.
  • Experienced on implementing and migrating applications on Informatica environment
  • Worked on Linux Administration LVM(Logical Volume Manager) administration, user management, Suse manager administration, exposure to yum, zypper, rpm, security hardening.
  • Working experience with Networking (IP Protocols, Routing, Firewall).
  • Gained experience working with VSphere, VMWare, VMWare Orchestrator, working with templates and ISO Linux configurations.
  • Experienced in Configuration management using Puppet, Ansible, and Chef
  • Experienced in designing, installing, upgrading and maintaining Informatica platforms across multiple versions
  • Managed GitHub repositories and permissions, including branching and tagging.
  • Automated build and deployment using Jenkins to reduce human error and speed up production processes
  • Experience on NTP configurations.
  • Experienced on Wasl Remediation.
  • Worked on creation of custom Docker container images, tagging and pushing the images to therepo.
  • Installed and configured monitoring tools Nagios for monitoring the network bandwidth and hard drives status.
  • Experienced in using the build tools like MAVEN and ANT for building deployable artifacts such as WAR & EAR from source code
  • Experienced with CI (Continuous Integration) and CD (Continuous Deployment) methodologies using Jenkins, Hudson and Bamboo.
  • Used Docker for packaging applications and designed the entire cycle of application development and used Virtualized Platforms for Deployment of containerization of multiple apps
  • Experienced with Docker container to transport any application to be run
  • Experience in AWS AMI, which included managing application and creating Windows and LinuxEC2 instances.
  • Experienced in branching, tagging and maintaining the version across the environments using SCM tools like Subversion (SVN), GIT, Visual SVN, and Tortoise SVN on any operating system/environment
  • Experienced on McAfee and Fidelis installations,
  • Experienced on NTP services.
  • Involved in Upgrading Redhat Linux 6.8, 7.4.
  • Experienced on Linux Vulnerabilities.
  • Implementation and administration of VMware ESXi 4.x, 5.x, vCenter for running Redhat Linux, windows Servers on Production and Development.

Environment: Linux 7.4/6.8/5.x, Linux, Jump Start, Shell Script, VM ware, Netapp, Veritas Volume Manager (VVM), LDAP, Veritas Cluster Server (VCS), VMware servers.

Confidential, Omaha, NE

Sr Devops/Systems Engineer

Responsibilities:

  • Involved in installation, configuration, upgrading, patching and administration of Linux, Unix and Windows Servers.
  • Experienced in Nagios built and installations, configuration.
  • Experienced on creating New Relic alerts for Mongodb.
  • Health Check of MongoDB Database, Setup Replica set and Sharding environment
  • Monitoring of Various issues related with Database, Monitoring at Server, Database, Collection Level
  • Should have experience in various Monitoring Tools related to MongoDB, Database Profiling, Locks, Memory Usage, No of connections Backup and Recovery Methods for MongoDB .
  • Database software Installation and Configuration.
  • Export and Import of Data to and from MongoDB , Run time configuration of MongoDB , Data Managements in MongoDB Hands on Administrative Tasks.
  • Worked on creation of custom Docker container images, tagging and pushing the images to therepo.
  • Installed and configured monitoring tools Nagios for monitoring the network bandwidth and harddrives status.
  • Experienced in using the build tools like MAVEN and ANT for building deployable artifacts such asWAR & EAR from source code
  • Experienced with CI (Continuous Integration) and CD (Continuous Deployment) methodologies using Jenkins, Hudson and Bamboo.
  • Used Docker for packaging applications and designed the entire cycle of application development and used Virtualized Platforms for Deployment of containerization of multiple apps
  • Experienced with Docker container to transport any application to be run
  • Experience in AWS AMI, which included managing application and creating Windows and Linux EC2 instances.
  • Experienced in branching, tagging and maintaining the version across the environments using SCM tools like Subversion (SVN), GIT, Visual SVN, and Tortoise SVN on any operating system/environment
  • Responsible in working with the Source Control Tools such as Team Foundation Server and GIT.
  • Coordinate with the Development, Database Administration, QA, and IT Operations teams to ensure there are no resource conflicts.
  • Configured Continuous Integration by setting up Build and test automation (ATDD) Jobs in Go, Jenkins by pointing to Orchestration and UI layer Repositories in GitHub/Subversion
  • Rolled out Ansible automation and wrote playbooks and plays to update configurations of Nagios, Splunk agents
  • Migrating projects from CLEARCASE to GIT and working as GIT admin as well packing and automating builds, code analysis, find bug, maven, CI builds Setup using TFS for all the projects in assurance.
  • Resolving build issues during build and release cycle by conducting meetings with developers and managers.
  • Organize a daily stand-up post-deployment meeting to review all issues being tracked. Ensure every issue has an owner and that it is resolved while capturing the specific details about the issue, resolution, and which organizations and individuals provided the resolution
  • Created detailed documentation of complex build and release process, post release activities process, JIRA workflow and Release notes.
  • Introduced effective ways of communication and stream-lined use of JIRA, Confluence and to maximize productivity and bring discipline between Dev-QA communication gaps.
  • Worked closely with developers, QA teams, Product owners and other stakeholders to deploy efficiently on various sandbox instances.
  • Communicated failed builds and error logs to QA and Developers to debug and troubleshoot problem areas.
  • Build files using Ansible and combine them to form clean, reusable abstractions.
  • Used shell scripting to automate procedures for automated deployment in Linux based systems.
  • Create repositories according the structure required with branches, tags and trunks.
  • Experienced in configuring and managing Splunk server, Splunk forwarders
  • Designed end to end automation of infrastructure and continuous delivery of the applications by integrating Cloud Formation scripts, Jenkins, Ansible, Puppet- Manifests.

Environment: Linux 7.x/6.x/5.x, Oracle 10g, Linux, AIX, Jump Start, Shell Script, VM ware, Autosys, Netapp, Veritas Volume Manager (VVM), LDAP, Veritas Cluster Server (VCS), VMware servers.

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