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Devops Engineer / System Administrator Resume

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Wilmington, DE

SUMMARY

  • Overall 8 years of experience as a DevOps&Build and Release Engineer with a strong understanding of Configuration Management, Build, Deploy, Release Management and Quality Assurance.
  • Worked on supporting Java applications, and Middleware applications.
  • Setup of monitoring tools like Nagios and Amazon Cloudwatch to monitor major metrics like Network packets, CPU utilization, Load Balancer Latency etc.
  • Autoscaling of Web Application instances based on the Cloudwatch alarms during sudden increase in network traffic.
  • Implementation of Cross Connectivity of Virtual Private Clouds ( AWS VPC) across regions using OpenSwan over IPSec as part of Disaster Recovery in AWS.
  • Analysis of Automated weekly Instance usage reports and choose the right instance type for applications based on the Network I/O, CPU utilization and RAM.
  • Experience in installing and maintaining the operating systems and configuring networks in Centos, OEL, Redhat, HP - UX, IBM AIX, SUSE, Ubuntu as well as Windows (NT/2003/XP/ 2008/2007/2012 ) based environments connected to SAN Storage and Network Environments.
  • Strong background in project planning, budgeting, execution, monitoring, and evaluation using Software Development Lifecycle (SDLC) - Waterfall and Agile or Scrum Methodologies.
  • Responsible for training all employees on the use of Rational Clear Case Remote Client tools, Subversion (SVN), TFS.
  • Extensive program/project management experience in moderate to complex IT projects in system integration, e-commerce, and enterprise software development as well as management consulting.
  • Good exposure in administering version control systems to create daily backups and checkpoint files.
  • Worked on supporting Java applications, and Middleware applications.
  • Setup of monitoring tools like Nagios and Amazon Cloudwatch to monitor major metrics like Network packets, CPU utilization, Load Balancer Latency etc.
  • Autoscaling of Web Application instances based on the Cloudwatch alarms during sudden increase in network traffic.
  • Implementation of Cross Connectivity of Virtual Private Clouds ( AWS VPC) across regions using OpenSwan over IPSec as part of Disaster Recovery in AWS.
  • Analysis of Automated weekly Instance usage reports and choose the right instance type for applications based on the Network I/O, CPU utilization and RAM.
  • Good experience in converting build.xml into pom.xml in order to build the applications using MAVEN.
  • Excellent communicative, interpersonal, intuitive, analysis and leadership skills with ability to work efficiently in both independent and team work environments.
  • Exposed to all aspects of software development life cycle (SDLC) such as Analysis, Planning, Developing, Testing and Implementing and Post-production analysis of the projects.
  • Experienced in UNIX, MAC and PC hardware, software and networked environments.
  • Worked on Storage units like EMC Symmetrix, Vmax, NetApp, iHP 9500 and SAN Axiom 600.
  • Excellent understanding of Architectural diagrams and flows.
  • Excellent communication skills and extensive documentation experience clear understanding of business and ability to work as a part of team.
  • A good team player with ability to lead a team by example and motivate them to achieve desired objectives. Willing to take on extra responsibilities to get work done.

TECHNICAL SKILLS

Operating Systems: Linux, UNIX, Windows XP, Windows NT, Windows 2000, MS-DOS

Technology: Build and Release Management /Quality Testing/ OBIEE

Languages: C,,C++,Java 1.5, Struts, Servlets, JSP, HTML, JDBC, Hyperion, Crystal reports, ASP.net. I-Report, Python

Other Languages: XML, HTML, XSL, XSLT, CSS

Build Tools: Maven, ANT, Anthill, Bamboo, Gradle

Scripting: JavaScript, Shell Scripting, Perl Scripting, PowerShell Scripting, SQL Scripting, VB Scripting

Databases: MS-Access, MYSQL 5.0, Oracle SQL Server 2000, DB2

IDE & Dev Tools: Eclipse2.3, My Eclipse 5.1, Rational Application Developer7.0, Toad, Autosys, MS - Team Foundation Server

Version Control: Perforce, SSL, Subversion, SVN, Puppet,IBM- Rational Clear case and Clear quest.

Desktop Applications: Acrobat, Paint Shop Pro, MS Office, Corel Perfect Office, MS Works, Open Office, Dreamweaver, FrontPage, and many others.

Internet & WWW: Apache Web Server 1.2, 1.3.x, 2.x & Tomcat on Windows, Linux and Solaris, IIS 4.0, 5.0, 6.0, iPlanet 6.x, WebLogic 6.x, 7.x, 8.x, 9, 10, JBoss 4.2.x, Sendmail, Postfix, Mozilla, Webmin, AWS.

PROFESSIONAL EXPERIENCE

Devops Engineer / System Administrator

Confidential - Wilmington, DE

Responsibilities:

  • Installing, configuring and updatingRed Hat 7.x, 8, 9,Windows NT/2000, Solaris 8Systems using media and Jumpstart and Kickstart.
  • Installing and configuring WindowsActive directory server 2000and Citrix Servers.
  • Published and administered applications viaCitrix MetaFrame.
  • Creating and Authenticating Windows user accounts onCitrix server.
  • Creating System Disk Partition, mirroring root disk drive, configuring device groups in UNIX and Linux environment.
  • Working withVERITAS Volume Manager 3.5andLogical Volume Managerfor file system management, data backup and recovery.
  • User administrationwhich included creating backup account for new users and deleting account for the retired or deleted users.
  • Implementing backup solution using Dell T120 autoloader and CA Arc Serve 7.0
  • Managing Tape Drivesand recycling it after specific period of time as per the firms policies.
  • Working with DBA’s forwriting Scripts to take database backupandscheduling backup using cronjobs.
  • Creating UNIX and PERL scripts forautomated data backup, status of the storage.
  • Installing and configuringOracle 8i database and Sybase server on Solaris after creating the file systems, users and tuning the kernel.
  • Installed and ConfiguredSSHGate for Remote and Secured Connection.
  • Setting up labs from scratch, testing hardware, installing and configuring various hardware devices likeprinters, scanners, modems, network and communication devices.
  • Configuration ofDHCP, DNS, NFS and auto-mount.
  • Creating, troubleshooting and mounting NFS File systems on different OS platforms.
  • Installing, Configuring and Troubleshooting various software’s like Windd, Citrix - Clarify, Rave, VPN, SSH Gate, Visio 2000, Star Application, Lotus Notes, Mail clients, Business Objects, Oracle,Microsoft Project.
  • Troubleshooting and solving problemsrelated to users, applications, hardware etc.
  • Working 24/7 on call for application and system support.

Environment: Solaris 7, 8,redhat Linux 7.x, 8, 9, Windows 2000/NT, VERITAS Volume Manager 3.5, Oracle 8i, SSH Gate, Cisco router, Brocade switches, DHCP, DNS, NFS, Automounter, Sun E4500, E3500, 280r, E220.

UNIX (Linux and Solaris) Administrator

Confidential - West Palm Beach, FL

Responsibilities:

  • Installation ofRHEL 4.x based servers and Centos, based servers using Kickstart indevelopment, test and production environments.
  • Implemented and administeredVM Ware ESX 3.5 and 4.1 .
  • Performed project coordination function forevaluation, installation, monitoring, and maintenance of server software on variety of hardware platforms.
  • Installed/ upgradedpatches, firmware(OBP), and security (Kernel) patches for all applications in installed infrastructure.
  • Proactive maintenance on systems by timely upgrading Patches to the systems and applications, Scheduling of batch jobs and cronjobs.
  • Upgraded over 35 servers withVERITAS Volume Managerfrom3.x to 4.0.
  • Responsible for user administration and management usingSUDOandRBAC
  • MaintainedVolumesandFile systemsusingVxVM / VxFS for Oracle, DB2, Sybase and SQL DB.
  • Used VxVM toadd disk, create new disk groups/volumes, resize, deport and importdisk groups between servers.
  • Supported server running data ware housing application and terradata database.
  • Experience with runningSQL queries on Oracle and MySQL.
  • UsedVERITAS Cluster Server 4.1to create high available environments forNFS, WebLogic and Send mail agents.
  • Managed and supported LDAP environment running on Unix OS.
  • Worked withSolaris Security Kit 4.1 (formerly known as JASS)to harden the Solaris servers and removing unnecessary processes on both the operating systems.
  • Performedsystems monitoring, upgrades,performancetuning and backup and recovery.
  • Implementation of naming services like DNS with Bind 8.4.x and NIS.
  • Troubleshooting and fixing the problems related to systems, software and day to day regular maintenance tasks of the system.
  • Respond toemergency callsrelating to server performance, diagnosis of problems, repairing problems or calling upon appropriate vendors to resolve the issue.
  • Responsible forqualityreviewsandstandards.
  • Provided24x7on-call /RemoteSupportfor UNIX Production Problems on weekly rotation basis.
  • Troubleshooting day-to-day server related issues and problems.

Environment: Solaris 8,9, Centos, Redhat Linux AS 2.1, 3, HPUX 11.0,11.11, Sun v245, E220, 420, 280R, v480, 490, 880, 890, 250, Netra T1/ X1, HP OV, TSM, VERITAS Volume Manager 3.x/ 4.x, Guardium, Best1, Bind View, SysEdge, Tripwire, ITA, NIS, NFS, DNS, DAS/SAN/NAS, Web Logic, Web method, Apache, Perl.

Release Engineer/Devops Engineer

Confidential - Atlanta, GA

Responsibilities:

  • ReleaseEngineerfor a team that involved different development teams and multiple simultaneous software releases.
  • Developed and implemented Software Release Management strategies for various applications according to the agile process.
  • Participated in weekly release meetings with Technology stakeholders to identify and mitigate potential risks associated with the releases.
  • Imported and managed multiple corporate applications into Subversion (SVN).
  • Involved in all projects that move to production and work closely with the Data Center, Development, Quality Assurance and Management teams to ensure cross communication and confirmed approval of all production changes
  • Written Make, Maven and Ant build tools for application layer modules.
  • Developed build and deployment scripts using Gradle as build tools in Jenkins to move from one environment to other environments.
  • Built and Deployed Java/J2EE to a web application server in an Agile continuous integration environment and also automated the whole process.
  • Created and maintained the Shell/Perl deployment scripts for TC Server/Tomcat web application servers.
  • Developed Perl and shell scripts for automation of the build and release process.
  • Involved in editing the existing ANT/MAVEN files in case of errors or changes in the project requirements.
  • Perform periodic system audits on all environments to ensure that only controlled versions of software reside all environments.
  • Responsible for the development and maintenance of processes and associated scripts/tools for automated build, testing and deployment of the products to various developments.
  • Managed Maven project dependencies by creating parent-child relationships between projects.
  • Installed/Configured/Managed Jenkins CI Automation.
  • Responsible for the Plugin Management, User Management, Build/Deploy Pipeline Setup and End-End Job Setup of all the projects.
  • Jenkins is used as a continuous integration tool for automation of daily process.
  • Installed/Configured and Managed Nexus Repository Manager and all the Repositories.
  • Created the Release process of the artifacts.
  • JIRA is used as ticket tracking, change management and Agile/SCRUM tool.

Environment: Subversion (SVN), Jenkins, Java/J2EE, ANT, MAVEN, CHEF, TC Server, Tomcat, Perl Scripts, Shell Scripts, XML, UNIX, Windows 7, Oracle, JIRA.

Configuration Management Consultant

Confidential - Toledo, OH

Responsibilities:

  • Involved in setting up Jira as defect tracking system and configured various workflows, customizations and plug-ins for the Jira bug/issue tracker.
  • Integrated Maven with Perforce to manage and deploy project related tags.
  • Installed and administered Tomcat repository to deploy the artifacts generated by Maven and to store the dependent jars which are used during the build.
  • Mentor Business Areas on Subversion Branching, Merging strategies concepts.
  • Resolved update, merge and password authentication issues in Jenkins and Jira.
  • Involved in implementing Tool Suite (Jira, Jenkins).
  • Setting up continuous integration and formal builds using Jenkins with Maven and Tomcat repository.
  • Installed and configured Confluence as the enterprise wiki to document development and change management procedures.
  • Involved partially in deploying WARs/EARs (backend) through WebLogic Application Server console.
  • Performed setup of clustered environment with WebLogic Application Server.
  • Used Shell script to configure the WebLogic application server in all the environments
  • Support Lead developers with Configuration Management issues.
  • Worked for Creating the Software Configuration Management Plan.
  • Managed all the bugs and changes into a production environment using the Jira tracking tool
  • Managed the entire release communication and Release co-ordination during the Project roll-out
  • Involved in estimating the resources required for the project based on the requirements.

Environment: Java, Maven, Jenkins, Jira, Linux, WebLogic, Subversion, Shell scripting.

Build & Release Engineer

Confidential

Responsibilities:

  • Installing, configuring and updatingSolaris 7, 8, Red Hat 7.x, 8, 9,Windows NT/2000Systems using media and Jumpstart and Kickstart.
  • Installing and configuring WindowsActive directory server 2000and Citrix Servers.
  • Published and administered applications viaCitrix MetaFrame.
  • Creating and Authenticating Windows user accounts onCitrix server.
  • Creating System Disk Partition, mirroring root disk drive, configuring device groups in UNIX and Linux environment.
  • Working withVERITAS Volume Manager 3.5andLogical Volume Managerfor file system management, data backup and recovery.
  • User administrationwhich included creating backup account for new users and deleting account for the retired or deleted users.
  • Implementing backup solution using Dell T120 autoloader and CA Arc Serve 7.0
  • Managing Tape Drivesand recycling it after specific period of time as per the firms policies.
  • Working with DBA’s forwriting Scripts to take database backupandscheduling backup using cronjobs.
  • Creating UNIX and PERL scripts forautomated data backup, status of the storage.
  • Installing and configuringOracle 8i database and Sybase server on Solaris after creating the file systems, users and tuning the kernel.
  • Installed and ConfiguredSSHGate for Remote and Secured Connection.
  • Setting up labs from scratch, testing hardware, installing and configuring various hardware devices likeprinters, scanners, modems, network and communication devices.
  • Configuration ofDHCP, DNS, NFS and automounter.
  • Creating, troubleshooting and mounting NFS File systems on different OS platforms.
  • Installing, Configuring and Troubleshooting various software’s like Windd, Citrix - Clarify, Rave, VPN, SSH Gate, Visio 2000, Star Application, Lotus Notes, Mail clients, Business Objects, Oracle,Microsoft Project.
  • Troubleshooting and solving problemsrelated to users, applications, hardware etc.
  • Working 24/7 on call for application and system support.
  • Experience in working and supported SIBES database running on Linux Servers.

Environment: Solaris 7, 8,Redhat Linux 7.x, 8, 9, Windows 2000/NT, VERITAS Volume Manager 3.5, Oracle 8i, SSH Gate, Cisco router, Brocade switches, DHCP, DNS, NFS, Automounter, Sun E4500, E3500, 280r, E220.

Program/Project Manager

Confidential

Responsibilities:

  • Thoroughly studied the inherent systems to have clear understanding of the business processes and associated system workflow.
  • Conducted Gap analysis to understand business models and additional functionalities to be incorporated into the application.
  • Interviewed business stakeholders to determine business needs, maintained communication with clients throughout project status.
  • Used various requirement elicitation techniques like brainstorming, JAD session, walkthrough, interviews for better understanding and refining of requirements in coordination with multiple teams.
  • Performed feasibility and Risk Analysis to identify the business critical and high risk areas of the application.
  • Worked on Microsoft Share Point server for content management applications.
  • Created UML Use Cases, Activity diagrams for the interaction between report analyst and reporting system.
  • Created Business Requirement document, Functional Specification, Use Cases.
  • Provided relevant test scenarios for testing team, created Test plan and Test strategies to define the objective and approach of testing.
  • Partnered with the technical areas in the research, resolution of system and User Acceptance Testing (UAT).
  • Assisted in developing project timelines/deliverables/strategies for effective project management.
  • Presented wireframes GUI design in co-ordination with design engineers and end users for better understanding of the product being developed.

Environment: MS Office, MS Visio, Quality Center, MS Excel, MS Word, MS SharePoint, GUI, UAT, MS Project.

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