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Devops Admin Resume

Newark, NJ

SUMMARY:

  • Over 13+ years of IT industry experience as a System Administrator and Production Support of various applications on Sun Solaris, Red Hat Linux and IBM AIX environment.
  • Responsible for installing, configuring, and maintaining Linux servers including web servers, application servers and database servers.
  • Installing Red Hat Virtualization as a standalone manager remote databases and local databases.
  • Installing Supporting Components on Client Machines
  • Using AI to install the Solaris 11.3 /11/4 operating system and SFHA products on Solaris servers.
  • Improve system performance by working with the development team to analyze, identify and resolve issues quickly.
  • Experience in installation, configuration and management in Linux based systems and applications via automation and configuration management tool Ansible.
  • Install and configure splunkforwarder - 7.2.0 on Unix/Linux servers and Exadata servers.
  • Experience creating and maintaining Splunk reports, dashboards, forms, visualizations, alerts.
  • Install and configure system monitoring tool Tripwire 8.6.0.2 on all Unix and Linux servers
  • Splunk Administration and analytics development on Information Security, Infrastructure and network, data security, Splunk Enterprise Security app, Triage events, Incident Analysis .
  • Solaris Live Update technology associated with an operating system upgrade or maintenance.
  • Upgraded VXVM and VCS from 4.1 to 5.1 on Solaris servers and also Upgraded SAN stack on Solaris and Linux servers.
  • Experience working with Storage Area Network (SAN), EMC CLARiiON, EMC Symmetrix DMX.
  • Extensively worked on Veritas Volume Manager, Veritas Netback up, Solaris Volume manager, and Logical Volume Manager.
  • Experienced in increasing the file system, create Mirroring, striping and parity using VERITAS volume manager (VxVM)
  • Install and deployment of RVD/RVRD agent in various UNIX servers.
  • Supported Oracle, MS SQL and DB2 teams on works related to system administration
  • Configuring and Administering NFS, DNS, NIS, NIS+ and LDAP on UNIX server environment. creating & maintaining user accounts, profiles, security, permission, disk space and process monitoring
  • Resolving system Hardware and software errors and crashes, huge file sizes, file system full errors.
  • Worked on Storage Multipathing, IP Multipathing (IPMP), NIC bonding.
  • Configuring Role-Based Access Control (RBAC) & Access Control List (ACL).
  • Plan, document and support high availability, data replication, business persistence, fail-over, fail-back and using VERITAS Cluster Server 3.5 in SAN environment.
  • Networking communication skills and protocols such as TCP/IP, Telnet, ftp, SSH, rlogin
  • Experience in using VERITAS Net Backup, Proficient in System Backup and Recovery from tapes using ufsdump, ufsrestore, tar and cpio.
  • Develop UNIX Shell Scripts using Korn, C Shell Scripting, SED, and AWK to ease the Developed administration tasks.
  • Knowledge on administration of Apache Hadoop, Pig, HIVE, HA YARN using Cloudera Manager for POC.
  • Knowledge in installing, configuring Cloudera Apache Hadoop ecosystem components like Flume, HBase, Zookeeper, Oozie, Hive, Sqoop, Impala and Pig.

TECHNICAL SKILLS:

Skills: RHEL 5,6,7, Ubuntu 14/16/18 and Oracle Solaris 9,10,11

Hardware: HP ProLiant, Dell PowerEdge, IBM System X, M7-16, T5-4, T4-2, T3-4, M5000s

Hypervisors: VMware ESX and ESXi, Oracle VM (LDOMs)

Virtualization: VMware vSphere Suite (vCenter, vSphere Client), Logical Domains (LDOMs), Solaris Zones, Dockers

Networking: IPMP, TCP/IP, UDP, NFS, HTTP, DNS, DHCP, SSH, FTP, SSL, IP Bonding

Monitoring Tools: Grafana, Kibana, Telegraph, Splunk

Databases: Postgres, Prometheus and InfluxDB

Scripting: Bash, Perl, YAML, Groovy.

SCM Tools: Ansible, Puppet

Tools: Yum, rpm, apt-get, Git, Jenkins, Hudson.

PROFESSIONAL EXPERIENCE:

Confidential, Newark, NJ

DevOps Admin

Responsibilities:

  • Designing and configuring of Red Hat Enterprise Linux for BR requirements.
  • Installed and configured Jenkins for Automating Deployments and providing an automation solution.
  • Setup and maintain a continuous integration build server using Jenkins
  • Experience in creating Jenkins Pipeline for deployment.
  • Managed and maintained the tool chain, part of the CI/CD infrastructure. This included installation and configuration of the tools to build the CI/CD Pipeline.
  • Manage and administer JIRA/ Bit Bucket add-ons, plugins, and extensions.
  • Worked on creation of custom Docker container images, tagging and pushing the images.
  • Worked on creating the Docker containers and Docker consoles for managing the application life cycles.
  • Managed Docker orchestration and Docker containerization using Kubernetes.
  • OpenShift Core software installation and configuration creating clusters, nodes and pods Good knowledge on managing and integrating code quality tools like SonarQube, Manage sonar rules, Quality gates.
  • Knowledge on Configuring the Docker containers and creating Docker files for various applications.
  • Worked in container based technologies like Docker, Kubernetes and OpenShift.
  • Performed patches research, patches installation, Patch upgrades and packages installation on Sun Solaris and RHEL Servers.
  • Knowledge in AWS services like VPC, EC2, S3, AutoScalingGroups (ASG), EBS, RDS, IAM, and CloudFormation.

Confidential, Jersey City, NJ

OSE / Linux Admin

Responsibilities:

  • Designing and configuring of Red Hat Enterprise Linux and Solaris for BBH requirements.
  • Designed, supported, and maintained Oracle Real Application Clusters supporting business critical applications on RHEL 6.x/7.x and Solaris 10/11.x/11.4.
  • Strong Technical background in networking, operating system, system administration and performance monitoring.
  • Plan, onboard, and migrate of new and existing applications into continuous integration / deployment environments to improve quality and stability of software releases with primary emphasis on Docker applications
  • Worked with Ansible playbooks for virtual and physical instance provisioning, configuration management, patching and software deployment.
  • Involved in Jira as bug tracking system and configured various workflows, customizations and plug-ins for Jira bug/issue tracker and integration of Jenkins with Jira/GitHub.
  • Worked on deployment automation of all the Micro services to pull images from Private Docker registry and deploy to Docker swam cluster.
  • Familiarity with Vulnerability Management and Policy Compliance tools such as Qualys to scan Linux, UNIX, and Window servers for security vulnerabilities.
  • Perform analysis of the vulnerability scan results.
  • Closely working with Cyber Security to resolve Security Vulnerabilities which are in JIRA tickets.
  • Work with Information Security team and update Security Standards for all technologies (Databases, Operating Systems & Network devices)
  • Perform daily operational monitoring, analysis and reporting of security events from multiple Security Information Monitoring tools and methods for malicious or suspicious activity.
  • Implementation and troubleshooting of network services like NFS, FTP, NTP, Telnet, SSH.
  • Upgrade and configured Tripwire 8.6.0.2 on all Linux and Solaris servers.
  • Install and configure splunkforwarder-7.2.0 on Unix/Linux servers and Exadata servers.
  • System Administration and performance monitoring Task on Solaris and Linux Servers using PRSTART, VMSTAT, SAR, TOP and IOSTAT
  • Install, configure, and troubleshoot Slunk. Use Splunk to collect and index log data. Provides guidance and troubleshooting for complex technical issues.

Confidential, Charlotte, NC

OSE / Linux Admin

Responsibilities:

  • Designing and configuring of Red Hat Enterprise Linux and Solaris for Confidential requirements.
  • Configured and administered multiple production RHEL 6.x / 7.x and Solaris 10 / 11 servers across multiple platforms.
  • Configured and maintained the volume groups, logical volumes using LVM, VERITAS Volume Manager and Solaris Volume Manager.
  • Responsible for day-to-day systems administration tasks in Solaris and Linux. Creating and growing Filesystem by using Veritas Volume Manager and Solaris volume manager and CFS file systems.
  • Performed High availability designing using VERITAS Cluster Server 5.0 on Red hat Linux and Solaris Servers.
  • Experience creating and maintaining Splunk reports, dashboards, forms, visualizations, alerts.
  • Performed patch research, patch installation, Patch upgrades and packages installation on Sun Solaris Servers and Linux Servers.
  • Implemented Ansible to manage servers and automate the build and configuration of new servers.
  • Worked with Ansible playbooks for virtual and physical instance provisioning, configuration management, patching and software deployment.
  • Configuring, Automating and Deploying Ansible for configuration management to existing Infrastructure.
  • Knowledge different infrastructure resources, like physical machines, VMs and even Docker containers using Terraform
  • Used Ansible as Configuration Management tool, to automate repetitive tasks, quickly deploys critical applications, and proactively manages change.
  • Supported Oracle 11g database server applications and processes on Red hat 6.x / 7.x servers.
  • Installed multiple instances of Oracle Weblogic 10, 11g and helped with the deployment of JARs and WARs on development environments.
  • Coordination with Oracle team to configure Oracle Rack configuration and OOB Storage Static Routers.
  • Reviewing security procedures and implementing & resolving audit issues.
  • Implementing and configuring NetBackup on Linux/Solaris Servers using Veritas NetBackup
  • Installing, configuring, and managing network switches, load balancers, console servers, and other network devices.
  • Installing HBA drivers, firmware and PowerPath software in Production, Development and QA servers.
  • Expertise in Performance Monitoring and Performance Tuning using prstat, Top, prstat, SAR, vmstat, ps, iostat etc.
  • Monitor status of critical system services reporting performance and server health. Develop mutually beneficial working relationships with customers
  • Assisting with analysis, evaluation and preparation of recommendations for system improvements, optimization, development, and/or maintenance efforts.

Confidential, Weehawken - NJ

Sr. Systems Engineer

Responsibilities:

  • Designing and configuring of Red Hat Enterprise Linux and Solaris for Confidential requirements.
  • Expertise in Performance Monitoring and Performance Tuning using prstat, Top, prstat, SAR, vmstat, ps, iostat etc.
  • Performed patch research, patch installation, Patch upgrades and packages installation on Sun Solaris Servers and Linux Servers.
  • Installed and configured Solaris 10 Zones and containers on Solaris Enterprise server like M4000, M5000, T5220, T5240.
  • Worked in configuration of Red Hat Satellite server and Managed, configured and Maintained customer entitlements including upgrading and patching of Linux servers
  • Uploading Red Hat certificate, handling activations and deactivations.
  • Used RHN Satellite exporter command to channel all the packages and deploying rpm packages.
  • Configuring NFS, NIS, NIS+, DNS, Auto Mount & Disk Space Management on SUN Servers.
  • Experience in Configuring and Managing SAN Disks, Disk Mirrors & RAID 0, 1 & 5 Levels.
  • Created/expand file systems in Linux (volume groups and Logical Volumes) and Solaris using volume managers
  • Experience in backup and restore operation on multi Volume Manager, Logical Volume Manager (LVM), Solaris Volume Manager (SVM) and VERITAS File System.
  • Disk and file system management through VERITAS Volume Manager.
  • Configured Users & Security administration, backup, recovery and maintenance of various activities.
  • Advance level of experience in researching OS Issues, Applying Patches and opening the vendor Tickets
  • Maintained and documented all the errors and logs that were new to the environment shared the KT with the team.
  • Experience in Disaster Recovery and Planning.
  • Server Consolidation and Migration of Applications on Oracle and Java Applications.
  • SENDMAIL configurations and administrations, testing the mail servers.
  • Experience in adding and configuring devices like hard disks and backup devices etc.
  • Monitor daily Net Backup activity and reports to proactively avoid issues.

Confidential, Charlotte, NC

Sr. Systems Administrator

Responsibilities:

  • Designing and configuring of Red Hat Enterprise Linux and Solaris for Confidential requirements.
  • Expertise in Performance Monitoring and Performance Tuning using prstat, Top, prstat, SAR, vmstat, ps, iostat etc.
  • Performed patch research, patch installation, Patch upgrades and packages installation on Sun Solaris Servers and Linux Servers.
  • Installed and configured Solaris 10 Zones and containers on Solaris Enterprise server like M4000, M5000, T5220, T5240.
  • Provided technical assistance for configuration, administration and monitoring of Hadoop clusters.
  • Worked in configuration of Redhat Satellite server and Managed, configured and Maintained customer entitlements including upgrading and patching of Linux servers
  • Uploading Redhat certificate, handling activations and deactivations.
  • Used RHN Satellite exporter command to channel all the packages and deploying rpm packages.
  • Configuring NFS, NIS, NIS+, DNS, Auto Mount & Disk Space Management on SUN Servers.
  • Experience in Configuring and Managing SAN Disks, Disk Mirrors&RAID 0, 1 & 5 Levels.
  • Created/expand file systems in Linux(volume groups and Logical Volumes) and Solaris using volume managers
  • Experience in backup and restore operation on multi Volume Manager, Logical Volume Manager (LVM), Solaris Volume Manager (SVM) and VERITAS File System.
  • Disk and file system management through VERITAS Volume Manager.
  • Configured Users & Security administration, backup, recovery and maintenance of various activities.
  • Advance level of experience in researching OS Issues, Applying Patches and opening the vendor Tickets
  • Maintained and documented all the errors and logs that were new to the environment shared the KT with the team.
  • Experience in Disaster Recovery and Planning.
  • Server Consolidation and Migration of Applications on Oracle and Java Applications.
  • SENDMAIL configurations and administrations, testing the mail servers.
  • Experience in adding and configuring devices like hard disks and backup devices etc.
  • Monitor daily Net Backup activity and reports to proactively avoid issues.

Confidential, Austin - TX

Sr. Linux / Solaris Administrator

Responsibilities:

  • Installation and configuration of Sun Solaris 8/9 /10 using Jump Start Installation and Red Hat Enterprise Linux server 3.0/4.0/5.0 using kickstart .
  • Performed patch research, patch installation, Patch upgrades and packages installed on Sun Solaris Servers and Linux Servers.
  • Experience in creating and maintaining Ldom virtual server.
  • Creating logical volumes and maintaining them in Linux.
  • Administering of High Availability Veritas Cluster Servers for redundancy.
  • Creating Resource pools and processor sets for zones.
  • Managing disk storage using Veritas Volume Manager 4.1/5.x and, Solaris Volume Manager.
  • Upgrading Veritas Volume Manager from 4.1 to 5.0.
  • Installing HBA drivers, firmware and Powerpath software in Production, Development and QA servers.
  • Managing data backup and recovery operations using Veritas Netbackup.
  • Creating and maintaining volume groups, logical volumes and file systems.
  • Creating and managing paging space and system dump devices.
  • Recovering data in the event of disaster recovery.
  • Working on ftp tool, CRON and AT job schedule tools, managing log files, errpt, daily management activities.
  • Performing daily health checks of all supported servers and taking steps proactively if any findings observed.
  • Setup the sftp access between the servers using by keys.
  • User Management like Creating, maintaining, and removing users and groups. Security settings on user accounts and groups.
  • Installing DB2, Oracle, IBM CMOD and Sybase as per the application requirements.
  • Using the shell scripts to automate jobs.
  • Recovering file systems from Veritas Netbackup as needed.
  • Installing and maintaining new patches and fixes to keep the servers up-to-date.
  • Attend team meetings, change control meetings to update installation progress and upcoming changes in environment.

Confidential, Irving, TX

Sr. Linux / UNIX Administrator

Responsibilities:

  • Responsible for Installation and supporting of UNIX operating systems which includes SUN Solaris and Linux servers.
  • Building Sun Solaris Servers from scratch from Jumpstart and kickstart servers.
  • Installing and maintaining of AIX 5.1, 5.2, 5.3 and 6.1 on IBM P series servers.
  • Excellent knowledge in planning, designing and building of VIO Servers and VIO Clients.
  • Installs, Upgrades, Patches, Configuration, performance tuning on Sun Solaris, Linux and system software & hardware on servers.
  • Good knowledge in IBM AIX hardware components (RS/6000, P Series), trouble- shooting and maintenance of PC’s.
  • Experience in installing and managing NIM Server, configuring clients in the NIM Server, managing machine groups, managing resources.
  • Used AIX powerVM virtualization for Configuration and creation of partitions and resources on the HMC and Installation and configuration of the Virtual I/O Server.
  • Knowledge in HACMP Clustering, VERITAS clustering, and VIOs.
  • Knowledge and experience in supporting different databases like DB2, problem.
  • Experience installing and configuring Sun Solaris LDOMs
  • Installed VERITAS Volume Manager and PowerPath on Red hat Linux servers.
  • Troubleshooting and analysis of hardware and software failures for various UNIX servers
  • Worked with application team to load their app to servers, created test environment for Oracle DBA team
  • Attended team meetings, change control meetings to update installation progress, and for upcoming changes in environment
  • Migration all USM Security Model servers to Global Security Framework i.e GSF.
  • Planning, Designing and Implementation of new Infrastructure for upcoming projects and ensure smooth running of Confidential business services.
  • Installation and configuration of SQL Guard STAP 7.0 on Solaris and AIX servers.
  • Experience in configuring EMC and Hitachi storage on the server side as per requirement.
  • Installation of OAS (Oracle Application Server) on Solaris 10 and its configuration with oracle database
  • Remedy Problem & Change management application for management of problem tickets and production change requests.
  • Configuration of LOFS file system on Solaris 10 servers
  • IPMP Configuration and setup on Solaris servers.

Confidential, Whippany

Sr. UNIX Administrator

Responsibilities:

  • Installation, migration and maintenance of AIX operating systems using NIM.
  • Strong Experience on Migrating from AIX 5.2 to AIX 5.3using NIM.
  • Working on HMC, administering, configuration of LPAR, DLPAR nodes, resource allocation, moving resources as when required dynamically.
  • Used AIX powerVM virtualization for Configuration and creation of partitions and resources on the HMC and Installation and configuration of the Virtual I/O Server
  • Creating and configuring LPARS in HMC, using NIM to install and manage LPAR. Good understanding in Virtualization on IBM P5 systems.
  • Experienced with SAN, NAS and storage administration, with EMC Clariion & DMX storage administration.
  • Supporting the TSM team in running the TSM server and tape library ensuring reliable daily backups of all servers.
  • Recovering data from Tivoli Storage Manager (TSM) in the event of data loss.
  • Provided support in installation and configuration of Web services, Web Sphere MQ, WBIMB.
  • Administration and Troubleshooting Solaris servers running business critical application & Web Logic (WAS) applications.
  • Expert in Installing, configuring and maintaining SNMP, IP, apache/tomcat, samba & send mail, Web Sphere Application Servers.
  • User Management like Creating, maintaining, and removing users and groups. Security settings on user accounts and groups
  • System Administration and performance monitoring Task on AIX servers using TOPAS, IOSTAT.
  • Disk Storage Management in AIX - Logical and Physical Volume management, configuring disks, working with volume groups, logical volumes, and physical volumes.
  • Creating and maintaining volume groups, logical volumes and file systems.
  • Creating and managing paging space and system dump devices.
  • Recovering data in the event of disaster recovery.
  • Working on ftp tool, CRON and AT job schedule tools, managing log files, errpt, daily management activities.
  • Performing daily health checks of all supported servers and taking steps proactively if any findings observed.
  • Mirroring volume groups, logical volumes and working with ODM and VGDA and fixing related issues.
  • Working with paging spaces - creation, increase, decrease paging spaces as per the requirement.
  • Configuring the server for application installation and assisting the application team in installation.
  • Configuration of new devices using cfgmgr - faulty disk Replacement incase of any disaster. Working with mirrored logical volumes. Device management, including adding, changing, and configuring physical and logical devices.
  • Knowledge in HACMP Clustering, VERITAS clustering, and VIOs.
  • Supporting 24/7 for all web-hosting applications ETL application and on Solaris and AIX server.

Confidential, Groton, CT

UNIX System Administrator

Responsibilities:

  • Installed, configured and Operating System upgrade on Sun Solaris 8, 9 and 10.
  • Performed patches research, patches installation, Patch upgrades and packages installation on Sun Solaris Servers
  • Installed, Configured and Maintenance of Application Servers and Database Servers on Sun Solaris.
  • Upgraded from (VERITAS ) 3.2 and 3.5 to VERITAS 4.1 Storage Foundation for Oracle Enterprise and VERITAS volume Manager4.1 and VERITAS File System 4.1.
  • Setting up Global VERITAS 4.1 volume Manager Boot disk Configuration.
  • Installed on a Solaris VERITAS Cluster Server (VCS) and VERITAS Cluster Server (VCS) Upgrade for UNIX Servers.
  • Installed and upgrade HBA Drivers, Firmware, PowerPath and SAN Agents like NAVIAGENT, ICLI and NAVISCLNAVI for EMC Storage.
  • Setting up RAID levels on Sun Storage Equipments using VERITAS Volume Manager and Solstice Disk suite on new/existing production/development systems for reliability, fault tolerance, and availability
  • Worked Closely with SAN Team for Adding/expanding new storage to existing/new systems using VERITAS Volume Manager and Solaris Volume manager.
  • Resolved any issue that may have arisen during this complicated process.
  • Setting up network environments using TCP/IP, NIS, NFS, DNS, SNMP agents, DHCP and Proxy
  • Experience ITIL service management and designed service solutions are tested and deployed to enable and support the business
  • Installed configured Cisco networks, including switches, routers, and firewalls.

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