Daniel Witt Resume

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					                        12371 S. 1450 W. • RIVERTON, UT 84065
             801-824-9904 • HTTP://WWW.DANWITT.COM • DAN@DANWITT.COM

                                 DANIEL WITT

EXPERTISE
   Results-oriented Senior level GNU/Linux Systems Administrator with 12 years of experience
   and a Bachelors of Science in Computer Science from the University of Utah. Strong ability
   to think creatively and leverage a wide variety of open source software. Skilled in software
   development that increases work flow and automates processes for backup, recovery, fail-
   over, and disaster recovery.


PROFESSIONAL EXPERIENCE

    September 2009 – Present
    HealthCare Insight / Verisk Health
    Senior Systems Administrator
     Team Lead, Infrastructure Architect, and Security Engineer. Built several high
      performance production Oracle Real Application Clusters running Red Hat Enterprise
      Linux for a 4.5TB database. Worked closely with enterprise Oracle database
      administrators to optimize these systems for high performance and load. Implemented
      two Oracle Exadata V2 systems and adapted them to HCI's unique environment.
      Implemented redundant Citrix NetScaler load balancers. Replaced over 84U of servers
      with 8U, using virtualization on Red Hat Linux hosts with KVM and QEMU. Proactive in
      hardware purchasing / estimation of needs and fulfilling immediate requests. Planned and
      successfully executed: VPN tunnels between multiple sites, off-site backup, the hardening
      of multiple firewalls, intrusion detection systems, tiered storage, system-wide Samba file
      servers integrated into Active Directory, disaster recovery, and data center migration
     Developed backup scripts, monitoring programs, and a large group of miscellaneous
      programs that employees and computer systems depend on daily
     Instrumental in creating and implementing policy and procedure that ensured a
      successful SAS 70 type II / SSAE 16 audit

    September 2002 – Present
    Self Employed
    Systems Administrator
     Implemented and maintained servers and networking equipment for several small to
      medium sized companies. Single-handedly maintained more than 200 servers at one
      time. Services include: Oracle systems tuning and optimizing, MySQL, VPN (OpenVPN,
      Poptop), NetApp disk subsystems, Xen QEMU virtualization, Snort IDS/IPS, masquerading
      and firewalling with iptables, custom routing, Apache web server, Jabber instant
      messaging, Munin system monitoring, DNS, Squid web proxy, Samba file servers with
      Active Directory integration, Amazon Elastic Compute Cloud (EC2, RDS, S3, and Route
      53), Disaster Recovery, Backup Systems, and Business Continuity Planning
     Cisco VLAN tagging, port mirroring, trunking, 802.3ad link aggregation, wireless
      networking and routing
     Software Development and shell scripting. Automated many processes including backup
      and recovery, fail-over, and system setups. Versed in Object Oriented Programming,
      Algorithms and Data Structures, Source Code Repositories, Agile Development Model,
      Database Systems, Computer Organization, Team Software Engineering, Programming
      Language Concepts, software 3D Rasterization, Java, Perl, and C#
   May 2002 – September 2002
   Howa Construction
   Systems Administrator
    Planned and implemented hardened Debian Linux iptables firewalls, VPN (CIPE, Poptop)
     servers, DHCP, DNS, Spamassassin, and Samba servers. Upgraded and maintained
     Windows 2000 servers with Active Directory and Exchange

   July 2000 – May 2002
   ICServ INC
   Systems Administrator / Developer
    Built and maintained many load balanced Red Hat Linux servers running Apache,
     mod_perl, and MySQL. Implemented DNS, DHCP, and Samba servers
    Automated backups, monitoring and DNS setup using Perl. Developed portions of the EZ-
     NetTools with Perl

   February 1999 – January 2000
   Bill Good Marketing
   Software Support / Troubleshooter
    Gorilla Marketing Database. MS Word. Windows NT, 95/98, 2000

EDUCATION
   2003 – 2007
   University of Utah
    Bachelor of Science, Computer Science

CERTIFICATIONS
   2011
   SANS Institute
    GIAC Certified Incident Handler

   2009 – Present
   Government Clearance
    Department of Justice Security Clearance

   2003 – Present
   HIPAA
    Renewed Yearly

				
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