MARIO CHAMORRO

Post Office Box 51060 | Boston Massachusetts | 02205-1060
mario@chamorro.us | 617.895.7038 | http://www.chamorro.us/

OBJECTIVE
A position that provides the opportunity to contribute to an organization
by utilizing my experience in Linux administration and programming
CERTIFICATIONS
  • A+ , Network+ , Linux+ , Security+ , MySQL Core , RHCT , Dell Technician
SKILL SET
  • Red Hat Linux , Oracle Linux , CentOS , Fedora
  • BASH , PERL , PHP , Python , C/C++ , Spanish
  • Apache , Tomcat , MySQL DB , Sendmail , Postfix , Qmail
  • [minor] Debian / Ubuntu , FreeBSD , Oracle DB , VMWare [/minor]
EDUCATION

EXTENSION SCHOOL , Cambridge, Massachusetts
Expected 2011 : ALM - Information Technology

  • information management systems track
    • internet protocols ( fall 2007 )
    • php / mysql / ajax / google maps ( spring 2008 )
    • managerial accounting ( summer 2008 )
    • ruby on rails ( fall 2008 )
    • oracle database administration ( spring 2009 )

SAN JOSE STATE UNIVERSITY , San Jose, California
B.S., Computer Science, August 1999

  • completed 3 subject tracks ( 2 required )
    1. software engineering
    2. distributed systems
    3. networks
  • Windows MFC GUI programming
  • Java distributed threads project
  • Java client / server project

CALHOUN COMMUNITY COLLEGE , Decatur, Alabama
A.S., Missile and Munitions Technology, August 1994

SIMON'S ROCK COLLEGE , Great Barrington, Massachusetts
A.A., Liberal Arts, June 1988

EXPERIENCE - FULL TIME

PAREXEL / PERCEPTIVE , Lowell, Massachusetts
May 2008 - Present : Senior Systems Engineer

  • handled internal Java / Oracle / Linux / Tomcat (JOLT) systems
  • F5 BigIP configuration of virtual servers, iRules, and pools
  • worked in a tightly managed Change Control environment
  • Java / JDK / RPM / Tomcat installations and builds
  • worked with VMWare virtualization and EMC storage
  • rsync / disaster recovery wrapper script
  • Kickstart generation script enhancements
  • introduced Oracle Enterprise Linux
  • created other BASH scripts to automate workflow

ASK.COM / BLOGLINES.COM , Bedford, Massachusetts
July 2007 - March 2008 : Linux Systems Administrator

  • organized and maintained front line Ask and Bloglines servers
  • worked in heterogeneous 600+ server Linux / Windows environment
  • managed servers with Active Directory and SiteScope infrastructure
  • operated RHEL3 RHEL4 RHEL5 OS on Dell 1750 1850 1950 2650 2950 hardware

CONNECTIV SOLUTIONS , Cabin John, Maryland
September 2006 - March 2007 : Linux Systems Engineer

  • built, configured, and installed systems with CentOS and RedHat
  • worked in a team to streamline a process already in place
  • configured MySQL, Samba, Subversion, and other software
  • wrote BASH and PERL scripts and some C programs
  • redesigned network to enhance security
  • formalized data backup / archive
  • installed FreeBSD bastion server
  • software RAID configurations

RACKSPACE HOSTING , San Antonio, Texas / Herndon, Virginia
January 2004 - August 2006 : Linux Systems Engineer

  • provided level 3 Linux hosting support in English and Spanish
  • developed BASH scripts to monitor and solve customer issues
  • built reputation for handling heavy workload and for top performance
  • system administration of all webhosting related software including:
    • Plesk System Administration control panel
    • ProFTPd , WU-FTPd , vsFTPd , Apache
    • Sendmail , QMail , Courier IMAP/POP
    • MySQL , PHP , RPM , Webmin
    • Red Hat Enterprise Linux

OPENWAVE SYSTEMS , Lexington, Massachusetts
November 1999 - March 2001 : Software Engineer

  • enhanced the InterMail electronic mail messaging system
  • Solaris, AIX, HP-UX, and OSF1 development system administration
  • collaborated on LDAP, Oracle, and AIX memory management problems
  • troubleshot multi-threaded messaging servers ( SMTP, POP3, IMAP4 ...)
  • ported software system from Solaris 2.6 to 2.8 and handled other platforms
  • maintained InterMail administration utilities in C++, PERL, and Bourne shell

INCAL TECHNOLOGY , Milpitas, California
September 1995 - April 1997 : Programmer

  • created and enhanced semiconductor test applications in C++ and Pascal
    • integrated circuit signal programs
    • device and memory interface programs
  • performed Netware 3.12 system administration
  • implemented tape backup and recovery procedure
  • introduced e-mail (Lotus CC:Mail) and remote access
  • performed basic webmaster and Windows desktop support tasks

EXPERIENCE - PART TIME

ENERNOC , Boston, Massachusetts
April 2008 : Linux System Administrator

  • setup Samba server, Oracle client and Cognos BI server
  • setup VMWare Linux virtual machines
  • resolved RedHat Linux issues

YOUR SITE , Pittsfield, Massachusetts
April 2002 - August 2002 : Technical Support

  • created backup scripts for critical system / hosting files
  • supported Zeus, Apache, DMail, Postfix, DNS, FTP, and MySQL servers
  • provided level 3 support via phone and e-mail in English and Spanish
  • wrote, debugged, and supported PERL, BASH and PHP scripts on Solaris
  • built a reputation for quick and courteous solutions in English and Spanish

BERKSHIRE GAS / MANPOWER , Pittsfield, Massachusetts
April 1998 - August 1998 : Help Desk

  • created network reports with Crystal Reports and Microsoft Access
  • created Visual Basic application to retrieve AutoCAD maps
  • Netware 4.11 / GroupWise administration
  • Windows NT Workstation desktop support

AMERICAN MUSICAL THEATRE , San Jose, California
April 1997 - November 1997 : Network Administrator

  • implemented and verified tape backup, recovery, and security procedures
  • performed webmaster tasks and Windows desktop support
  • discovered that Oracle DB had never been backed up
  • performed Netware 3.12 system administration
  • introduced, and installed Windows NT Server

INTEGRATED DEVICE TECHNOLOGY , Salinas, California
May 1995 - August 1995 : Engineering intern

  • PCB design with AutoCAD
  • Created internal design manual
  • Vendor interaction, PCB manufacturing site tours

BUSINESS / MILITARY

BAGELS N BITS , Pittsfield, Massachusetts
April 2001 - December 2003 : Owner / System Administrator

  • created LAMP (Linux/Apache/MySQL/PERL) web hosting engine
  • created PERL/CGI server system governing wireless internet access
  • investigated beta DHCP server for subnet network access functionality
  • administration of named, mysqld, httpd, proftpd, postfix, couriertcpd, sendmail
  • investigated file sharing abuse with tcpdump
  • managed users using iptables and DHCPd
  • took corrective action upon cracker break ins
    • Linux Slammer Apache SSL exploit resolved with mod_ssl patch
    • WU-FTPd root exploit resolved by switching to ProFTPd

UNITED STATES MARINE CORPS RESERVE , Redstone Arsenal, Huntsville, Alabama
June 1993 - May 1997 : HAWK / IFF radar technician

  • ASM86, schematic diagrams, test equipment, electronics, soldering, etc.