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Devops Engineer Resume

Redwood City, CA

SUMMARY:

Devops Engineer with a background in Orchestration/Infrastructure as Code, ITSM, Service Oriented Architectures, ChatOps, Software Development and Test Life Cycle, Automated Software Testing, Continuous Integration/Testing/Delivery through Agile and LEAN processes.

TECHNICAL PROFILE:

Systems Engineering & Operations (DevOps / Reliability Engineering): IT Operations Management (Configuration Management (Puppet, Chef), Infrastructure as Code (Packer, Terraform, Docker), Monitoring & Log Analytics (ELK Stack, Splunk, Nagios), Configuration Management (Puppet, Chef), Networking (APM/NPM, IPAM, TCP/IP), Platforms (Linux, Windows, Mac OS X, AWS), Cloud/SDDC (Amazon AWS, Confidential Cloud Service), On - Premice/lights-out (DRAC, ILO, SSH, RDP), Cloud/ICPSaaS (OpenStack, OpenShift, AWS), Cloud Native/IIoT (Predix/CloudFoundy)}, Data Center (ELOM/ILOM, DRAC, RDP, SSH), Databases (Oracle, PostgreSQL, MySQL), ChatOps (Hubot)

Agile Software Development Life Cycle: Continuous Delivery Pipeline Version Control (Git/GitHub/Bitbucket, SVN), Build/Continuous Integration (Jenkins2, Pipeline as Code/DSL, Maven, Gradle, Packer), Test/Continuous Testing/STLC (SonarQube, CheckMarx, Mockito, Selenium), Packaging (yum/rpm, dpkg/deb, Docker, VDI, VMDK)}, Scripting (Python, BASH, Perl, JSON/YAML, SQL), Middleware (Tomcat), Toolchains (GNU, XCode IDE/ Confidential GNU, Eclipse)

Methodologies/Processes: Kanban, Scrum, DevOps, Lean, TDD/TDI, ITSM/ITAM, Security/DevOpsSec (OWASP, SELinix/LSM, CIS), Knowledge Management

Standards Compliance: PCI-DSS, HIPAA

WORK EXPERIENCE:

Confidential, Redwood City, CA

Devops Engineer

Responsibilities:

  • Deployed test code via Jenkins and Packer to build and deploy CentOS 7 images for migration from Enterprise Linux 6.9 (EOL) to CentOS 7.4 migration on OpenStack.
  • Built CI/CD pipeline from scratch using Jenkins for our Java applications by integrating GitLab, JIRA, Maven and Tomcat.
  • Used JFrog artifactory, maven release plugin in Jenkins to perform Releases and Rollbacks
  • Built Open Source monitoring tool using TICK stack to monitor entire infrastructure and Services.
  • Migrated old infrastructure (el5) running 200 Java Applications, Cron Jobs, Drupal Websites to Linux 7 and to AWS where appropriate.
  • Wrote Puppet code to automate the retrieval of YUM repositories (base, updates, epel) to be pushed to Artifactory for staged deployments for Scientific Linux 6.9, Centos 7 and 7.4 of the distributions to be pushed for 4 data centers via Artifactory repository promotion to enable OS upgrade for services, used JSON and Heira for host type information.

Confidential, Santa Clara, CA

DevOps Engineer

Responsibilities:

  • DevOps support implementing automated testing systems to facilitate a Continuous Delivery system for the AVA (Advanced Virtual Assistant Platform) group integrating Checkmarx, SonarQube and Mockito into a Jenkins based Agile SDLC system implemented on AWS using Jenkins pipelines and plugins.
  • Revision control through Bitbucket hosted by Confidential and mirrored on AWS instance of Bitbucket server.
  • Prototyped installs in Docker.
  • Used ANT and MAVEN as a build tools on java projects for the development of build artifacts on the source code.
  • Automate the Build and deploy of all internal Java &SC environments using various continuous integration tools and scripting languages (Python, Shell, and PowerShell).
  • Certifications earned/used: AWS Security Fundamentals, AWS Technical Essentials, AWS Business Essentials

Confidential

DevOps Engineer

Responsibilities:

  • Supporting issues with hardware running Linux (RHEL, Ubuntu), Solaris and containers issues tracked through Jira.
  • Participated in moving servers from office to colocation facility and support of company infrastructure during acquisition process and corporate restructure.
  • Maintenance of servers, racks and network equipment in data center.
  • Deployed Java/J2EE applications on to Apache Tomcat application servers and configured it to host the wiki website.
  • Generated inventory of physical assets for transfer top new owners ( Confidential sheets).
  • Disaster recovery due to datacenter network issues, financial/contract issues, power failures (hardware).

Confidential, Newark, CA

DevOps Engineer

Responsibilities:

  • Cleanup of old resources, verification of build tools used (testing and verification of Maven 2 to Maven 3 transition for repos).
  • Initial porting existing system to Docker for easier provisioning (CI (Jenkins 2)->Docker image, Dockerfile and applications->host).

Confidential, San Ramon, CA

DevOps Engineer

Responsibilities:

  • Worked on project tasks to implement ChatOps features for Hubot based system using CoffeeScript and Perl (in GitHub repo), reverse engineering of Predix DevBox (CloudFoundry, Heroku, development box for Confidential for a portable system for distributed development groups (reverse engineered from RHEL 6 to run on Ubuntu 14.04 with Docker, hosted on VirtualBox via Packer, Vagrant, Bash and JSON).
  • Generated documentation for various topics including augmenting and using Hubot, used New Relic for APM, ServiceNow for ITSM, private Github for version control.

Confidential, Sunnyvale, CA

Devops Engineer

Responsibilities:

  • Migrated properties to SRE/OC to manage issues.
  • Participated in a runbook automation process (Chef/Ruby) to automate Tier 1 incident resolution for faster response to incidents and removal of obsolete runbooks.
  • Worked with ServiceNow (ITSM), Jira, NotifyNow, Splunk and other services to manage large scale services in 8 data centers for 12 properties running on RHEL.

Confidential, Brisbane, CA

Systems Administrator

Responsibilities:

  • Worked in Operations Group performing: data center resizing, generating and updating working documentation for resource tracking and general Linux and Solaris systems administration, Hadoop support in a production environment, general maintenance (break/fix) of hardware (Sun, Rackable, Dell) and network equipment (Cisco, Dell, Juniper, F5).
  • Worked with Solaris Zones and Linux Containers (lxc on RHEL/Ubuntu), migration between hosts to consolidate physical hosts.
  • Used AWS services for intermediate step from old hosts to Confidential Cloud.
  • Traced tickets through Jira and Confluence, tracked logs through Splunk.
Confidential, Cupertino, CA

Application Support Engineer

Responsibilities:

  • Worked in BI Operations, providing support for applications used for tracking the manufacturing of Macintosh and iPx (iPad, iPhone, iPod) by various manufacturers.
  • Generated training documentation for new Application Support Engineers to get them up and running quickly.

Confidential, San Francisco, CA

Devops Engineer

Responsibilities:

  • Worked with pre-release Python based open-source software for Confidential BitBucket service, test build on Ubuntu of HaProxy and NGinx for HTTPS/SPDY software-based load balancer in a virtualized test environment (VirtualBox/KVM).
  • Worked on backlog tickets through Jira.

Confidential, Sunnyvale, CA

Devops Engineer

Responsibilities:

  • Took over Tech47 project (moving services to RHEL 6.4) for 12 Social properties, participated in provisioning of hosts across data centers for Progrss project (pilot for Social enhancement to Y Mail).
  • Participated in early stage migration to ITSM solution (ServiceNow) from Siebel/Bugzilla/etc. ticketing systems.
  • Migrated services for Sports from decommissioned data centers to production, performed deployments for Sports, Fantasy Sports, Weather and Finance properties through Jenkins and internally developed software. Wrote monitor modules, maintained in SVN and Git repositories. Handled tickets related to production systems.
  • Service engineering handles BCP setup for TAO property and analysis of SQL Server based data warehouse.

Confidential, Mountain View, CA

AppOps Engineer

Responsibilities:

  • Built new mirrored Subversion infrastructure and migrating source repositories from decommissioned data center to current facility, wrote implementation documentation use by multiple projects to mirror Subversion.
  • Created BASH scripts to automate database transitions on both Linux and Cygwin (Windows 2003/ SQLServer).

Confidential, Sunnyvale, CA

SaaS DevOps Systems Administrator

Responsibilities:

  • Used vCenter Lab Manager for hosting RHEL5 development images, Perforce for revision control and documentation archiving, wrote scripts in Bash, Ruby and the Puppet DSL to manage RHEL5, JBoss5 and various services prior to deployment. Wrote manifests for NGinx, Apache, JBossAS, MySQL and RHEL Linux, among other services. Used TDD/TDI methodologies to develop infrastructure/manifest code.

Confidential, Milbrea, CA

Solutions Engineer

Responsibilities:

  • Set up development server running Scientific Linux (RHEL clone) with Subversion, Bazaar, VNC, Eclipse C++/Java/Python development environment and other tools, debug of both QNAP NAS device upgrade (NFS/CIFS exports) and VPN/VNC setup through Netgear appliance.

Confidential, Santa Clara, CA

Solutions Engineer

Responsibilities:

  • Architected both CentOS/VMWare Server and Amazon Web Service EC2/S3 based multi-VM mobile development infrastructures for development of security product, created multiple Centos based virtual appliances and documentation for virtual machines consisting of Jboss 5/Java 6/Subversion and Oracle 10gXE respectively for development.
  • Periodic off hour support calls and visits related to Linux, network design, build automation and virtualization.
  • Generated user level technical documentation for creating dual VM infrastructure and all aspects of system creation (with screenshots).

Confidential, Sunnyvale, CA

Systems Administrator/Operations Analyst

Responsibilities:

  • Performed ITSM SOC/NOC Service Desk tasks in early stage NOC using Nimsoft Infrastructure Monitor, AlertSite, WhatsUp Gold and tickets through SalesForce.
  • Performed systems and application management of SaaS infrastructure consisting of silos running: Windows/Cigwin hosts running Tomcat based service and Arcot Strong Authentication system, VMWare ESX/ESXi/vSphere based infrastructures (test and production), Red Hat/Oracle Enterprise Linux back end servers running Oracle RAC, Converting physical to virtual machines running on VMWare ESXi, compliance testing for PCI-DSS and SAS-70.

Confidential, Santa Clara, CA

Systems/Network Administrator

Responsibilities:

  • Built out back end n-tier Windows/Linux infrastructure to mirror clients setups for continued development of DRBiznet, worked with QA to set up Hudson for builds, set up internal SVN repository, IPSec/SSL VPN and guest WAP.

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