System Administration Experience
Janurary 2009 - Present
Center for Bioinformatics and Computational Biology (CBCB), University of Delaware, Newark DE, USA
  • Occasionally administrating CBCB's servers.

January 2007 - December 2008
Systems Support
Department of Computer Science and Engineering, University of South Carolina, Columbia SC, USA
  • System administrator for Sun Enterprise E450/E220/T5220, SunFire 280R Solaris servers, Dell PowerEdge 2650/2850/2950 Slackware Linux servers, Sun Blade 150 Solaris 9 workstations (10+), Dell Zenwalk (4.8, 5.0) Linux workstations (30+)
  • System backup and recovery using rdiff-backup
  • Maintained constant uptime for core services including NIS, NFS, DNS, NTP, Apache, Tomcat, Samba, MySQL, Oracle database servers, pykota printer server
  • Maintained multiple websites (vBulletin, Drupal, phpESP, in-house JSP web apps)
  • Technical support for Windows PC and related software

January 2006 - December 2006
Systems Programmer
Deptartment of Biostatistics, Bioinformatics and Epidemiology, Medical University of South Carolina, Charleston SC, USA
  • Built the first Linux Cluster (Biomed Engine) of Medical University of South Carolina
  • The cluster consists of HP ProLiant DL380 G3 server and HP StorageWorks 4400 with 1TB storage as front-end node, and HP BladeCenter Dual Intel Xeon servers as compute nodes. PowerVault 122T tape drive in robotic library with ArcServe NetBackup is used for backup
  • Cluster Suite: Rocks 4.1, Ganglia, MPI, PVM, Sun Grid Engine, PBS, Globus Toolkit, mpiBLAST, MatlabMPI etc
  • Developed a parallel Bayesian probabilistic component analysis algorithm for fMRI deception data analysis
  • Developed web front-ends for doing OMSSA MS/MS search and parallel mpiBLAST search on our BioMed Engine Linux cluster

May 2004 - December 2005
Systems Programmer
Department of Biostatistics, Bioinformatics and Epidemiology, NHLBI MUSC Proteomics Center, Medical University of South Carolina, Charleston SC, USA
  • System administrator for Dell PowerEdge 2450/2650/4600/6400 Redhat Linux servers, Dell PowerVault 122T, HP StorageWorks 4400, HP ProLiant BL20p G2 Blade Redhat Linux servers, DL380 G3 Redhat Linux server, SUN Ultra 80 Solaris 10 server
  • Storage management, system backup and recovery (CA ARCServe Backup)
  • System administrator of Apache web server, matlab server, Mascot server, MySQL and PostgreSQL database server

March 2003 - May 2004
Systems Support
Department of Computer Science and Engineering, University of South Carolina, Columbia SC, USA
  • System administrator for Sun Enterprise E450/E220 Solaris servers, Sun Ultra 10 (20+), Sun Blade 150 (30+) Solaris (8, 9) workstations
  • System backup and recovery using Veritas NetBackup and robotic tape library
  • Maintained constant uptime for core services including NIS, NFS, E-mail, DNS, NTP, Samba, MySQL, Oracle and multiple websites
  • Systems analysis, planning, and development for over 50 production Solaris workstations
  • Designed patching policies and interpreted security scans
  • Worked with jumpstart servers to automate mass installations
  • Technical support for Windows PC and related software