Matthew I. Holger
908 Wisconsin St
Hudson, WI 54016
Phone: 612.605.8872
Email: [email protected]

Please reference 1EB11 in all correspondence pertaining to this resume.
The most current copy of this resume is always at http://www.optera.net/~mholger/resume.html
Objective:
To leverage my UNIX administration and networking experience, along with my interest in programming and high-performance computing, to help maintain and expand your corporate infrastructure and/or Internet systems, and to make sure that all client and corporate computing needs are met with an eye for efficiency and scalability.
Summary:
Highly adaptable UNIX Systems Administrator/Programmer with over a decade of experience working in mixed Unix/Linux/Windows environments, as well Internet and system software development. Experience focused on reliability and uptime of multi-national, multi-million-dollar trading assets, including all aspects of daily operations, capacity management, and scalability. Routine tasks include writing utility software and scripts in C, C++, PHP, Perl, and Bourne shell, managing network operations, analyzing system performance, and troubleshooting user concerns.
Work History:
Citigroup Derivatives Markets Inc.
Feb 2000 - Present
Vice President
Trading Systems Operations
Trading Systems Administrator responsible for managing operations of a multinational, multi-asset, real-time market making platform and related applications, including working with local and remote systems engineers, managing projects to enhance Citi's market making and trading operations, while also ensuring optimal efficiency and performance of the hardware and software assets that comprise the market making system.
  • Ongoing development of system-wide statistics and report generation
  • Responsible for management of all proprietary trading-related systems and software
  • Brought market-making operations into global markets
  • Working to define "identity" of Trading System Operations inside Citigroup
Citigroup Derivatives Markets Inc.
Feb 2000 - Dec 2005
(Formerly Knight Financial Products, LLC and Arbitrade Holdings, LLC)
UNIX Systems Administrator
Systems administrator responsible for installation, management, and monitoring of Solaris systems and associated hardware/software for a national options market-maker, including working with trading exchanges in several different cities. In addition to my official duties as a Unix Admin, I routinely provide trading floor support which includes software and network troubleshooting, Windows desktop troubleshooting/support, and acting as a liaison between development staff and traders. I have also on occasion take on Oracle DBA responsibilities when needed, and provide operational support to any group requiring data backup/archival, job automation and scheduling, or nightly reporting.
  • Oversaw implementation/management of systems for Hybrid trading on the CBOE
  • Took over script management and related Oracle activities for the Trade Reconciliation Project
  • Worked with vendors to plan, manage, and perform upgrades of network and system infrastructures to keep up with growing market data requirements
  • Helped plan/implement DR systems and procedures
Bitstream Underground
Mar 1999 - Feb 2000
Systems Administrator
Managed farm of Solaris-based servers, shared storage devices, network backups, dialup and Internet networking gear, as well as 24/7 responsibilities for our entire suite of Internet services and infrastructure.
  • Helped migrate stand-alone webservers to a high-availability cluster environment
  • Assisted in migration from analog modem pool to PortMaster-3/PRI setup
  • Upgraded email infrastructure
  • Participated in project to multi-home Internet backbones
Bitstream Underground
Sep 1997 - Mar 1999
Programmer
Jr. Programmer, web development team. Worked with clients to design, spec, and implement web-based solutions using a variety of technologies, and provide on-going support and upgrades to those applications, as well as clients own in-house and 3rd party internet applications, where applicable.
  • Built on-line auction system for Let It Be Records in Minneapolis
  • Built job list/search/application system for Fairview RehabQuest
  • Built in-house project management/billing system
Education:
University of Wisconsin, River Falls
Spring 2009 - Present
Physics Major
Declared major in Physics as a means of acquiring job-related skills (math/comp-sci) as well as furthering my interests in astronomy/astrophysics, massively-parallel supercomputing, and ultimately integrating these interests to leverage modern GPU architectures to solve complex physical, scientific and economics modeling problems for fun and profit.
Projects/Accomplishments:
References and letters of recommendation are available upon request, or via LinkedIn.