Updated: April 23, 2012

Summary of Relevant Work Experience

  • April 23, 2012 - Present
    Senior System Administrator - Lullabot
  • January 3, 2012 - April 20, 2012
    Infrastructure Lead - Mozido
  • May 19, 2008 - December 31, 2011
    Senior System Administrator - Neospire/Hosting.com
    Member of a small team of system administrators responsible for managing over 2500 devices.  These devices include (but are not limited to) servers running various flavors of Linux and Windows, network infrastructure devices by Cisco and Juniper, multiple different VMware products, and a variety of other appliances.  Specialized in highly available, high performance LAMP environments.  Provide 24x7 on-call support.
  • February 1, 2008 - May 9, 2008
    Systems Manager - High Plains Regional Climate Center (HPRCC) and National Drought Mitigation Center (NDMC), University of Nebraska–Lincoln
    Manage multiple servers running Red Hat Linux, Gentoo Linux, Solaris, and Windows Server 2003. Configure and maintain virtual machines using Xen paravirtualization. Install and support software requested by users, including Microsoft Office Sharepoint Services. Provide 24x7 on-call network support.
  • October 18, 2006 - January 31, 2008
    Network Administrator - New Digital Group
    Managed a number of servers running various flavors of Linux, Solaris, and MacOS X Server. Servers included a web server cluster, database servers, ldap servers, and mail server, among others. Provided 24x7 on-call network support.
  • May 27, 2004 - October 17, 2006
    Systems Manager - Center for Advanced Land Management Information Technologies (CALMIT), University of Nebraska–Lincoln
    Maintained heterogeneous network with approximately 75 machines, including several servers, workstations, and lab machines. Operating Systems included various flavors of Linux, Solaris, Windows, and Mac OS-X. Provided 24x7 on-call network support.
  • June 2, 2003 - May 26, 2004
    Internet Support Representative - Alltel
    Received calls from customers and assisted them in troubleshooting their ADSL or dialup internet connection. Supported internet connections with Windows 95 and higher and Mac OS 7.6 and higher. Documented problems using TMS Siebel. Escalated problems to engineering group as necessary.
  • February 2, 2003 - November 14, 2003
    UNIX Systems Administrator - Center for Advanced Land Management Information Technologies (CALMIT), University of Nebraska–Lincoln
    Maintained a number of machines running Solaris 2.5, Solaris 2.6, Solaris 8, Solaris 9, and Red Hat Linux 9. Made sure these machines continued to run smoothly with the most relevant software installed. The software included Imagine, ENVI, ArcGIS, LAS, and others.
  • February 10, 2003 - August 22, 2003
    Assistant Computer Technition - Center on Children, Families and the Law (CCFL), University of Nebraska–Lincoln
    Assisted head computer specialist with Linux/Windows hybrid network administration. Developed and maintained network backup system.
  • November 1999 - August 2002
    Computer Programmer - NetCom Services, LLC
    Set up and maintained critical Linux servers, including a file server, mail servers, DNS servers, web servers, and print servers. Designed, implemented, and maintained web sites and custom inventory program.


Operating Systems

  • Linux (CentOS, Debian, Fedora, Gentoo, Red Hat, SuSE, Ubuntu)
  • Solaris 2.5, 2.6, 7, 8, 9
  • Windows Server NT, 2000, 2003, 2003 64-bit
  • VMware Server, ESX, ESXi
  • Cisco IOS
  • Juniper JunOS
  • Mac OS X, OS X Server (limited experience)
  • FreeBSD (limited experience)
  • VM/CMS (limited experience)

Applications & Servers

  • Apache, Varnish, Tomcat
  • MySQL, PostgreSQL, MS-SQL
  • Ferm, LVS, Keepalived
  • OpenLDAP, Fedora Directory Server
  • Samba, Active Directory
  • Sendmail, Postfix, Amavis, ClamAV, Spamassassin
  • Dovecot, Cyrus, Courier
  • FlexLM (Windows and UNIX)


  • Bachelor of Science - Computer Science, Mathematics Minor. University of Nebraska–Lincoln. December, 2007.


Open Source Involvement

  • Active developer for the Horde project ( http://www.horde.org ), 2003 - 2008.
    • Extensive work on ansel, the Horde module for photo galleries.
    • Extensive work on trean, the Horde module for managing bookmarks.
    • Expanded the procmail backend driver for ingo, the Horde module to manage mail filters.
    • Implemented the LDAP Group driver for Horde.
    • Submitted various other bug-fixes in various Horde modules.
    • Wrote initial versions of a handful of how-to's in the Horde Wiki.
    • Initial work on an LDAP Browser/Manager module named pigeon.
  • Participated in the 2006 Google Summer of Code as a mentor for the Horde project.
  • Volunteer System Administrator for the Horde project, 2005 - 2006.
  • Submitted bug-fixes for various PEAR packages ( http://pear.php.net ).


  • First place, 1999 UNK ACM Chapter programming contest -- with fellow student
  • First place, 1998 UNK ACM Chapter programming contest -- with fellow student
  • Inducted into the National Honor Society, 1995


  • Available upon request.