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Devops Engineer / Infrastructure Automation Resume

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Dallas, TX

SUMMARY

  • Confidential offers high - level Technical & Systems Architecture expertise and solutions in Telecommunications, Banking, and manufacturing industries.
  • Confidential has over twenty five years' experience in Information Systems. At the top of his skill set is the ability to tackle leading technology and effectively demonstrate results and leadership

TECHNICAL SKILLS

  • Production Operations and Support
  • Infrastructure Automation
  • Availability and Performance
  • Opensource Technology
  • Technical Skills (Not Inclusive):
  • Linux,Unix,git,sonar,Jenkins,jira,bitbucket
  • artifactory,rabbitmq,nginx
  • django,mongodb,saucelabs
  • AWS EC2/Cloud Formation
  • RTC,Jazz,SCM,Perl
  • shell scripting,liquibase
  • SQL,Carbon/Graphite
  • Nagios,OpenLDAP
  • NTP,DNS,Postgres
  • virtualbox

PROFESSIONAL EXPERIENCE:

Confidential, Dallas TX

Devops Engineer / Infrastructure automation

Responsibilities:

  • Created Continuous build/continuous integration platform managed by puppet
  • Used Jenkins as build engine
  • Interfaced Jenkins with Artifactory, Bitbucket, Jira, Sonar, Saucelabs,AWS Cloudformation
  • Triggered build by push or pull technique
  • Puppet managed different Jenkins configurations for developers/client to choose from
  • Jenkins triggered AWS Cloudformation to build server to deployed built code to - and test
  • Ensured code quality by performaing static analysis during nightly builds.
  • Code quality managed through sonar web interface to include: complexity, comments, unit test coverage, code coverage, package tangle index, duplications, rules compliance, security violations
  • Utilization of Rational functional test, CLM, RTC to run functional test.
  • Show time improvement/changes of code quality in graphical as well as tabular form.
  • Use Jazz to version test scripts created by RFT and automated through RTC
  • Interfaced with client and hosting organization to arrive at common goal - run interference when obstacles were encountered.
  • Meet with business personnel to better understand specific needs, and to better communicate solution efforts
  • Configured a Continuous Integration environment using Ration Team Concert, Jazz build engine.
  • Used maven with ant tasks to configure the build.
  • Created puppet environment to manage group of VMs for testing.
  • These VMs run Websphere application server and DB2.
  • Puppet automatically deploys new builds to VMs, some being nightly builds, and some being stable builds.
  • Continuous builds were also deployed and tested. .
  • Interfaced with Mainframe environment during application modernization effort
  • Puppet automatically restructures DB2 instance when structure has changed.
  • Puppet automatically baselines instance if new data is present.
  • Used puppet to configure and manage servers in networks spanning three AWS regions and two physical data centers. Systems configured included:
  • Nagios,Django,Nginx,Carbon/Graphite,RabbitMQ,MongoDB
  • Installed and configured OPENLDAP servers and clients across all platforms.
  • Restored failed DNS system
  • Documented all configurations and issues known and trained new Linux system administrator to take over
  • Built several servers to comprise fully functioning web service that allows researchers in the bio-technology field to perform statistical analyses on various drug related data.
  • Configured LAMP stack and the underlying custom built php code, along with a Postgres database.
  • Wrote scripts to automatically provision servers and appropriate storage using EC2 API - before this type of activity was popular or well known

Confidential

Senior architectural specialist

Responsibilities:

  • Designed and executed migration of old SAP/oracle application from a Sun E10K to new Sun hardware and a virtual container server environment
  • Enabled client to move containers across servers for failover scenarios, which was never before possible.
  • This type of setup enabled for easy snapshots taken of containers, which was very new to the industry at that time

Confidential

Health Industry

Responsibilities:

  • Worked a proof of concept for a hospital system to provide virtual desktops and session mobility
  • Managed a server migration project for a client in the airline industry.
  • Designed and created a training model for a consulting group
  • Implemented Virtual desktop environment using SunRay and VMware technology
  • Components of this include: VMWare ESX server, Citrix, SunRay
  • Created a Solaris 10 validation environment for validating application migration before actual implementation
  • Virtualization test bed to migrate clients’ platforms to Solaris 10 from Solaris 8.

Confidential, Dallas TX

EDS for the US Treasury

Responsibilities:

  • Performed system administration duties to troubleshoot various system and application related issues
  • Performance troubleshooting in both Solaris and Windows
  • Resolved system issues, kernel modifications, linked library issues, user admin, forensics using available system logs
  • Installed/removed packages, created scripts to automatically install customized packages
  • Installed services, troubleshooting of socket related issues/network streams/network communications
  • Under the ITIL model, began started using BMC ITSM and configuration manager
  • Implemented BMC Patrol v 7 and many Knowledge Modules
  • Administered VERITAS Netbackup, including establishing policies, tape groups, vaulting (UNIX and Windows)
  • Performed command line troubleshooting as well as administration of Netbackup application
  • Created basic asl scripts to report on various states and configurations, as well as notify scripts (SMARTS)
  • Created perl and shell scripts to produce data for custom performance reports. Data stored in Perform/Predict
  • Worked closely with the customer in change management and monitoring needs
  • Worked with Solaris servers, including multi domain, several brands of network devices, windows servers
  • Participated in Datacenter Migration activities, including physical move, planning and preparations
  • Performed patch and other binary upgrades on all systems in all environments
  • Mentored first and second tier operations personnel to provide excellent customer support
  • Participated in many security, configuration and vulnerability audits
  • Participated in penetration testing and vulnerability scans conducted by the GAO
  • Created performance reporting scripts to collect data from Visualizer and populate self designed database
  • Used performance reporting data to assist capacity planning team in performance and capacity related issues

Confidential, Dallas, TX

Support Manager

Responsibilities:

  • Implemented SNMP based SysEdge and system monitoring software
  • Integrated new server technology, which replaced unreliable, unsupported, and inferior technology. Added remote console access to enable the administrator to perform disaster recovery from virtually anywhere in the country.
  • Implemented super user management and tracked administrative tasks, which greatly increased system security.
  • Provided load balancing for web sites using tools such as 3DNS and Big IP.
  • Performed VERITAS netbackup and vaulting duties, primarily at the command line
  • Used utilities such as traceroute, snoop, lsof, rpcinfo to troubleshoot system and TCP/IP networking issues

Confidential, Plano, TX

System Administrator

Responsibilities:

  • Developed UNIX shell scripts that were used for automated configuration changes to servers.
  • Performed mass Sun/ HP UNIX / Linux system upgrade using ignite and jumpstart, which saved 70 percent in time.
  • Managed several pilot projects including the rollout of 400 new workstations, setting a new standards. I was recognized as the” Pace-Setter” and “Problem Solver” of the group.
  • Provided support for Apache web servers and performed capacity planning for FTP sites.
  • Performed troubleshooting on companywide messaging services, to include pine, mail, qmail, sendmail, and directory services

Confidential, San Antonio, TX

System Administrator

Responsibilities:

  • Developed UNIX shell scripts to report on a network of five states. This facilitated the processing needs of the eight administrators I managed, resulting in time savings of over 85 %, allowing them to concentrate on direct field support.
  • Solved a failing network, eliminating 8-24 hours of network breakdowns each week. The acquired knowledge lead to expertise in Xyplex routers and hubs, MRP, purchasing, accounting, inventory control, and scheduling.
  • Configured a proxy for all the TCP/IP protocols, ensuring networking security.
  • Manufacturer of physical fitness equipment, bicycles and swing sets.
  • Analyzed and designed the plant's layout for physical fitness equipment, tripling its daily production output.
  • Created and managed a network of computers, which bridged HPUX servers running PRo/E., allowing the ability to communication and mark up drawing in UNIX from a PC. Used this setup to gather statistical data for many chemical compatibility studies and monitor/control endurance testing of soap dispensing. Experimentation lead to a reliable dilution system.
  • Worked with production floor in redesigning the layout of a main tool crib,
  • Designed/wrote/implemented a computer program to control inventory and recommend orders for the future. This effort included tying in engineering offices with all tool cribs

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