SUMMARY:

• Ambitious Senior Systems Operations/DevOPS Engineer with 15+ years of technical experience and a passion for working with the latest technologies.

TECHNICAL SKILLS:

TECHNICAL: Deep knowledge of System Administration of SunOS, Solaris, Red Hat Linux Enterprise, Centos Linux, Debian, Microsoft Windows Servers/XP, SuSE Linux, and Ubuntu. Expertise in Virtualizations System Administration of VMware EESX/EESXi, VMware Server, VMware Lab Manager, Openstack, Xen, Cisco Cloud, Amazon AWS, Eucalyptus virtualization services. Expertise in Web server Administration and trouble Shooting of BEA Weblogic Server, IIS, Tomcat, Nginx, Apache 1x/2x server, Apache SOLR search. In - Depth knowledge of RAID systems and SANs using Veritas VM, SAM-DFS, and Solstice Disksuite. Storage/Installation, LVM, Linux Kickstart, Solaris Volume Manager, Sun RAID Manager, Solaris Jumpstart. Good Knowledge of Sitescope, Nagios, Puppet, Ansible, Cacti, Splunk, Orcaware, Salt . Good knowledge of Sendmail, QMail, and Postfix. Sound knowledge of Network Services, SSH, DNS/BIND, NFS, NIS, Samba, Rsync, DHCP, Telnet, FTP, IP tables, IP routing/subnetting. Good experience for Kernel updates, patching, RPM package building, and compilation. Experience in Messaging Queue Rabbit MQ, ActiveMQ, Kafka Clusters, Zookeeper setup, configurations, and troubleshooting. Experience in Hadoop setup/configuration. Sound Knowledge of OpenLdap configuration and Administration. Programming: UNIX Shell Programming (Bash), PHP, and some Perl. Sound knowledge of OpenLdap setup and Administration. Experience with Oracle 10G+, MySQL, and Postgres databases. Experience working with code deployment tools such as Github, Gitlab, SVN, Ant, Jenkins, Drone, and Bamboo. Expertise in Dockers containers/registries, Mesos Cluster, Kafka Cluster, Consul.io, Mesos dns, HAProxy, and Vagrant.

PROFESSIONAL EXPERIENCE:

Technical Leader/Team Manager

Confidential, San Jose

Responsibilities:

• Technical Leader/Team Manager lead/manage DevOPS team responsible for architecting and building infrastructure for Confidential business ventures. Also manage code management and migration team.
• Designed and built Continuous Intergration/Deployment toolchain, microservice supported infrastructure using Service discovery with Marathon, Service registry with Consul, HAProxy for dynamic environment.
• Work with latest technologies like Kafka cluster, Docker containers, Mesos, Vagrant, open-source tools, and use working knowledge to integrate/automate these technologies into the infrastructure.
• Entire environment and application stack is built base on Docker containers. Setup Github and Private Docker registry for organization use. Act as Scrum master in an Agile environment.

Sr. Systems Engineer

Confidential, San Jose

Responsibilities:

• SR. Systems Engineer worked on code deployment, site maintenance/upgrades, provide 3rd level support, and troubleshoot issues that arises in all(dev, eng, stage, prod) instances of Webex Social Infrastructure.
• Work with other technology teams to plan, test, and implement new technology and procedures. Provide senior level guidance and support for team members.
• Work on projects to bring environments up to approved security level. Setup 10-node/5 terabyte Hadoop infrastructure for development testing. Develop and wrote tools in PHP to manage infrastructure.

Service Engineer(contract)

Confidential, Sunnyvale

Responsibilities:

• Service Engineer worked with all affected teams(Engineering, System/Network Ops, Security teams) on identifying and defining which application of LAMP stack to consolidate into existing datacenters and define project plan for moving the property in a seamless manner.
• Also worked closely with Engineering team on identifying and testing code on upgraded Linux OS and 3rd party applications on Openstack VMs. Setup MySQL and MySQL encrypted replication infrastructure across co-locations from scratch, provided to existing Confidential ’s engineers, and setup data processing MySQL scripts.

Web Technologist

Confidential, San Jose

Responsibilities:

• Web Technologist provides engineering support for R&D and development teams(DevOPS). Work and coordinate with in-house and international Project Managers, Engineering, QA, Technology teams(NOC, IT, Network, Storage, etc) and Public Relations team to announce, define, and execute releases in a timely and seamless process with no impact to our customers.
• Define procedures and wrote automation scripts to eliminate manual processes and tasks. Tasks include maintaining the LAMP stack, OS, System Security to make sure they run at an optimal level. Provide monthly customer facing site usage metrics reports to high-level management teams.

Sr. Systems Engineer/Release Manager

Confidential, Foster City

Responsibilities:

• Includes engineering/development support, 24/7/365 environment uptime, environment security, application stability, and hands-off release cycles. User support includes QA/ENG/DBA/PM/ISPs. Production support includes environment security, application monitoring and availability, enhancements, and capacity planning for asset consolidation project.
• Major projects include two datacenter moves that involve planning, coordinating, and executing the move. Act as point of contact for other divisions and Datacenter’s IT and NOC. Setup in-house virtual machines cloud for Confidential world-wide use including meeting with cloud service vendors, testing of cloud software, and implementation of selected cloud products.

Sr. System Administrator

Sling Media

Responsibilities:

• Sr. Systems Administrator. Lead operations team on supporting and build out of QA, Staging, and Production environments. As a release and deployment manager, defined process and procedures for code releases, release intervals, testing, code promotions, and sign off for QA, Engineering and Operation teams. Environments equal to 125+ systems that includes Redhat ES/AS 4 update 4, EMC Clariion SAN, Oracle, Mysql, Cisco 3700/6509/CSS/ASA, Apache, Tomcat, modjk, and Windows. Environments span across 2 datacenters. Setup monitoring infrastructure and monitor definitions for in-house NOC/Support teams.

Sr. System Administrator

Confidential

Responsibilities:

• Provided support for production, staging, Engineering, QA,, and Sales environments. Environments include apache web server, jboss, tomcat, jrockit, and oracle 10gR3 DB running Redhat ES 4 and Solaris 10 on both Dell and Sun hardware. Responsible for code releases to all environments.
• Primary roll includes environment setups, system maintenance, application patching/rollout, troubleshooting, fire fights, and coordinating release with support, engineering, and QA teams.

System Administrator

Confidential

Responsibilities:

• Responsibilities include supporting network, system, tools, 3rd party applications, and OS’s. One primary project was to help build out an identical redundant colo site which includes setting up Cisco 2500/3500 switches, Netscreen firewall, Oracle DB environment, Web, webapps
• Application servers, DNS servers, NFS servers, qmail server, and 3rd party application servers. Tasks includes: planning, physical connections, configuring, building/setting up servers/applications and infrastructure security.

Systems Administrator

Confidential

Responsibilities:

• Unix System Administrator supports 3 tier production/QA/ environments. Multi-platform site includes Solaris, Redhat Linux, OpenBSD, and Windows totaling to 300+ servers
• Tasks include system setups, Environment setups, Applications, troubleshooting, fire fights, code rollouts, and maintenance. Environment is made up of Sun v s, Dell 1650s running Linux ES 2.1
• Compaqs on solaris X86, Apache, Resin, Java app servers, and Oracle 8.12 on the back-end.

Sr. Systems Engineer

Confidential

Responsibilities:

• Systems Engineer responsible for configuring, maintaining, and managing 500+ servers that makes up www.quicken.com site. Which include NFS servers, application servers, database servers, Sun Enterprise servers, Compaq Storageworks Arrays, backup servers, Netscape Enterprise servers and network equipment. Administered and implemented NFS servers, NTP time synchronization server. Setup Legato
• Enterprise backup environment, and networking equipment such as switches and terminal servers. Also responsible for daily tasks such as troubleshooting, Patching, site maintenance, scripting, software installation/configuration and provided support for users, QA, engineers, DBAs, and developers.