SUMMARY:

• In - depth knowledge and experience of computing DevOps, applications, administrator (Unix and Window)
• Knowledge of network system (LAN, WAN, NFS, TCP/IP, DNS, FTP), file system (JFS, LVM, RAID), System monitor and management (Zabbix, Ganglia Puppet, RAID manager, sysconfig, YaST), storage system (SAN, NAS, Filer)
• Well exposed in systems for Web host server (Apache, Tomcat), including setting up and configuration, and maintain.
• In-depth knowledge and experience of system OS: UNIX, HPUX, Solaris, Linux (SLES, Debian, SUSE, use, Red hat, CentOS, and Ubuntu), VMware, and Window Server.
• Build, maintain and improve DevOps infrastructure for multiple product/project releases of large-scale Enterprise.
• Experienced in continuous integration and continuous deployment including setup, config and maintain such Jenkins, Ant, Maven, Cmake and CI/CD plugins such Artifactory, LXC, Docker and shared drive
• Knowledge programing (system level) skills such: shell and Bash scripting, AWK, Python, Perl, JavaScript, HTML, XML and SQL.
• Experienced with deploy and manage the source code scanning and analyzing: Protex (IP scanning), and Code-Center (IP licenses provision). Klocwork, Gerrit: Static analysis tools code review that identifies logic weaknesses and security vulnerabilities in developer code. Defect tracking system: Bugzilla, Clear Quest, and JIRA. Source Code Configuration Management: CVS, Clear Case, SVN, GIT, Perforce, GitHub, Bitbucket‎. Remote Configuration: Cfengine, Kickstart, Ansible, and Puppet.
• Experienced with setup, configuration and maintain the Google Search Appliance (GSA): for internal searching and indexing data. ELK stack (Elasticsearch, Logstash and Kibana): Search, format, analyze and visual in real time from any source (BI) or log files. OpenGrok: source code (SCM) search and cross reference engine.
• Well exposed in balancing multiple competing priorities and thrive in a deadline driven environment
• Possess excellent debugging and triage skills (system level) with sound knowledge of system automation tools (from third parties and self-develop)
• Experience in Process Management and Improvement. Security concept, System/server monitoring process.

PROFESSIONAL EXPERIENCE:

Confidential, Mountain View, CA

Sr. System Engineer

Responsibilities:

• Support Confidential Blackduck application. Protex: Source Code IP scan and analyzing. CodeCenter: Licenses governance for open source code.
• Respond for Blackduck application of Confidential Migration Project: Building (bare-metal, and Virtual machine). Install and tuning OS (RHEL 6.8), configuration and migration the Protex servers between Tucson and Dallas datacenters.
• Implement and fine tune the load-balancer to Protex, Perforce and Stash servers.
• Backup support for Perforce and Stash servers/application of Confidential Project Independence.

Confidential, Sunnyvale, CA

Sr. System Engineer

Responsibilities:

• Build and config the build servers (VMware, and stand-alone, Ubuntu, RHEL), build master and slave server with Jenkins via make and Maven. Install and config the CD containers such LXC, Docker, and share drive
• Packaging the products, transfer to the regression test system to performs the initially function test (smoke test).
• SCM Cloud Appliance sour code migrated from Subversion to Perforce and defect tracking migration from Bugzilla to BURT (propriety Confidential defect tracking tool) via the customized migration program and scripts (Python and Perl scripting). Upload the internal bug data into the Oracle database (v.11) via sqlldr, also perform daily task Oracle such database connections and tables’ queries. The data will collected by the BI tools such Elastic stack (ELK) for report the Confidential Cloud Appliance product release, support and performance from customers.
• Migration internal/external Corporate Wiki page from Twiki to MediaWiki with a customize migration tool (Python)
• Integrated the change control (from SVN, Perforce, Git) and bug control (Bugzilla, Burt) into the build process for quick identify and fix the nightly build failure (if occurred). Document the build process, progress report and change into the internal Wiki which also cooperated with Google Search Appliance.
• Maintain, monitoring the Cloud Appliance product for nightly build and release CI (Jenkins) including master build scripts, makefiles (makefile.am) and config (config.in) automate generator. (Linux build environment). Utilized number of tool and application such OpenGrok (source code search), Protex and Code-center (IP scan and analyzing)

Confidential, Santa Clara, CA

Sr. System Engineering Technical Support of Development Software Application.

Responsibilities:

• Automate the SW build (CI) for number of Projects related to Confidential processors such as Confidential compilers, Network and graphic drivers (Make). Android OS and its application (Jenkins, Maven) config the build servers.
• Automate the Continuous Delivery processes by building and managing the Shared drives (VMware, and stand-alone), Artifactory, Docker for ready and deploy them into SW target such as test system (QA and production). Writing and customizing the number of an auto-build, configuration script with Shell, Python and Perl scripting.
• Manage and administrator for application system infrastructures includes dozen Linux servers with local(iSCSI) and filers storage(NAS), Firewall configured), with SLES, RHEL OS, database and Web-server (Tomcat, Apache) in Santa Clara Data Center, and five other regions: China, Poland, India (SLES, Debian, Ubuntu and Window Server). Level2 & Level3 support for over 2000 client workstations ( Window, Mac and difference flavor of Linux such KDE, Gnome over Suse, Ubuntu and Centos) used for Varity application.
• System monitoring (Ganglia), remote system configuration (Cfengine, Puppet, Ansible)
• Perform system, OS, application, and security patching. Backup and restore ( Confidential ).
• Configure NetBatch (schedule and dispatching the large scale task/job execute within in multi-server env.), VMware for building virtual server farm including the storage with EMC and Confidential filers.
• Developed and maintain SLA, Business Continuous Plan, and Disaster Recovery Plan.
• Protex, CodeCenter and Klocwork, Gerrit, GitHub: Software scanning and analyzing to protect Confidential IP and other Open Source SW. Static analysis tool, code review that identifies logic weaknesses and security vulnerabilities in developer code.
• Manage and admin a ClearCase, CVS, Subversion, Git, Perforce, Team-City, Jenkins/Hudson, TFS server for Software configuration management tools, release & build SW tools, and Continuous integration tools
• Manage JIRA, Clear Quest, Bugzilla: Defect tracking system. Including integrated the defect tracking with/to other SCM systems.
• Establish, support, training and enforce CI process flow (Jenkins), CD flow (JFrog), deployment to share repository, code review, code analyzer and branching and merging schemes in a complex and multi develop environments, layered, flavored, version control products.
• Integrated Blackduck application to Jenkins, JFrog Artifactory

Confidential, San Francisco, California

Sr. Build & Release Engineer

Responsibilities:

• Build, package, test, validate, and deployment the internal web application software for corporate (weblogic, Iplanet) servers.
• Continuous integration with Cmake, Ant and Maven
• Responsible for software source code control with ClearCase (develop the policies, branching, merging, and design the config.spec, triggers)
• Migration source code from others SCM system to ClearCase.
• Develop the software build files (makefile, Ant ) and build scripts
• Provide the technical expertise to other software developers on version control, defect tracking and software integrated structure.
• Deployed and installed the application into the web-servers on Unix/Linux and Window platform with Apache, Weblogic, and WebSphere servers.
• Automated the SW build and deployment process via scripting.
• System administrator to all responsive servers.

Confidential, Santa Clara, California

Sr. Technical Support Engineer & IT System Engineer

Responsibilities:

• Maintain, configuration and administrate the HP enterprise servers, C Class, A K N Classes, and Superdome. And number of window servers and desktops, as well as storage (disk arrays, EMC), Routine system administration such as adding users, disk Electronic mail systems (sendmail, LDAP, SMTP).
• Develop and enhancement of computer system network (TCP/IP, DNS, LAN, WAN), security (Firewall,T1) and cryptography tools (PGP, Medusa).
• Installed, configuration, support application and tools including Web base application (Unix/NT server), Web-server (FastTrack, Apache and Tomcat). Order Management Systems (Oracle, SAP3), CAD, Electronic Data Interchange (ftp, rcp),
• Maintaining HP patch/software depot Maintaining/updating Ignite Server (for installation and recovery system), Samba server, printer servers. Troubleshooting Answering Unix help line, Handle all related communication Assist other Unix Team members.
• Responsible of HP-UX kernel daily build including: Set-up the build environment, configured the libraries, created the make files, and checked out the build files from the SCM system. Automated these tasks by the number of shell scripting.
• Experienced with systems backup (Ommiback, Confidential ), remote data storage, and disaster recovery.
• Responsible for system and network monitoring tools HP Openview, MeasureWare, Glance, SAM and other audit trail and report tools
• System performance tuning, upgrading, and patching, including Kernel tuning (High-availability, IO, file system, multi-threading)
• Also designed and developed the future system Infrastructures (multi-processor, Fault-Tolerances) for Mask Technology Business Center (HP-UX 11.x/Solaris/Free BSD Linux/NT/Win).
• Installed and configured the router, switch, bridge, T1 line, ISDN, DSL and modem
• Responsible for setup an automating scripts (TaskBroker) for nightly build and regression and validation tests (Win Runner). Release planning and scheduling.
• Integrate from all software components into installable system software package master (Install Shield) prior to mass production.
• Developed and enhanced the automation process for IC Mask and CAD application. Responsible for hardware and software were Y2K compliance.