Haskell W. O’Brien III

900 Sycamore Lane

Columbia, MO 65202




Seeking a position that requires extensive IT skill and troubleshooting working cross-functionally throughout an organization focusing on network operations planning, architecture, and implementation.


09/2001-Present MOREnet – University of Missouri Columbia, MO

Systems Administrator – Network Systems

  • Maintain and Develop WAN SNMP monitoring systems. Perform network utilization report generation and statistical data analysis.

  • Update and maintain Great Plains Network MRTG data collection system.

  • Maintain, deploy and secure Linux, AIX and FreeBSD systems.

  • Deployed Looking-Glass for Core Routers. Review and Recommend network management systems.

  • Evaluate impact of security issues on network uptime, latency and performance. Attend security team meetings.

07/2000-07/2001 SAVVIS Communications Saint Louis, MO

Technical Staff - Network Engineering

  • Develop software including proprietary TDS C++ implementation, Sales Order Entry interface and network loss/latency measurement utilizing Perl, C/C++ and SQL.

  • Responsible for deploying, maintaining and securing Linux, Solaris and Windows servers.

  • Responsible for Opstats(SNMP) data presentation system. Responsible for integration of multiple databases including SQL server and Sybase databases.

  • Network utilization report generation and statistical analysis.

  • Responsible for 24x7 On-Call operations/security issues.

  • Management of Cisco Core routers.

10/1999-07/2000 SAVVIS Communications Saint Louis, MO

Network Engineer - Technical Assistance Center

  • Troubleshooting and deployment of Core and Edge devices including Cisco routers, Ascent/Lucent ATM switches, and Netopia DSL routers.

  • Manage network services including DNS and NNTP.

  • Responsible for assessment and handling of DOS attacks, SPAM complains, Network abuse. Security contact for FBI on network/customer security issues.

  • Responsible for Core and edge router configuration including BGP and OSPF routing. Coordination with upstream, downstream and peer networks.

  • Mentoring, training and management of NCC staff.

  • Responsible for 24x7 On-Call for operations issues. 3rd Tier Escalation for Client and Network Issues.

04/1999-10/1999 SAVVIS Communications Saint Louis, MO

Technical Operations Engineer - Network Communications Center

  • Cisco Edge router configuration and troubleshooting.

  • T-1 and DS-3 Testing and troubleshooting.

  • 1st Tier Client support and Network Troubleshooting.

  • Responsible for 24x7 Call center operations.

07/1997-04/1999 MDX Software Columbia, MO

Network and Systems Engineer

  • Implement web based customer software updates and network security measures.

  • On-Call for network/systems issues.

  • Update entire network infrastructure. Implement broadband connectivity.

  • Maintain, deploy and secure Linux and Windows workstations and servers.

  • Architect and deploy network security infrastructure including Linux ipchains firewall, syslog server.

  • Perform network and system security audits.

07/1997-04/1999 University of Missouri Columbia, MO

MSA-ECC Technical Director

  • Manage technical team for Missouri Students Association web server.

  • Responsible for system security.

  • Evaluate and recommend software and hardware solutions.

  • Manage students.Missouri.edu – 350+ users.

  • Initiated conference attendance for team members as reward system.


  • WAN/LAN management (Frame Relay, ATM, POS, Ethernet, Wireless Ethernet)

  • Cisco Routers: 12000, 1000, 7513, 25xx, 26xx, Cisco LAN Switches

  • Lucent/Ascend/Cascade ATM/Frame Switches: 6000, 8000, 9000, 500, 550

  • HP Openview/Naviscore, Concorde Network Health, MRTG/RRDtool, custom SNMP data collection systems

  • Postgres, Sybase, SQL Database Servers

  • Windows, Linux/*nix/*bsd, Mac OS X system administration

  • Apache web server, SAMBA, NFS, BGP, SNMP, WEP, NAS, NTP,

  • Languages: Perl, C, C++, HTML, CSS, PHP, SQL,

  • Secure network design and implementation

  • Network security auditing(utilizing tools such as Nessus, Snort, NMAP, etc)

  • Firewall deployment, management(ipfw, ipchains, iptables, SHASTA)

  • Wireless network security(WEP, WAS)

  • Experience with large scale data collection

  • System and network troubleshooting

  • Project Management

  • On-site and Phone customer support


Mountain Biking, Whitewater Kayaking, Climbing, Hiking, Jeeps, Design and fabrication, Electronics, Ham Radio(KC0LAD), Digital Video, SCUBA Diving, Linux.