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John Stewart
Career Summary More than 14 years of experience implementing a diverse range of technologies with a focus on IT infrastructure. Proven ability to communicate at all levels of technical expertise. Continuous learner with talent in discovering and implementing technologies which improve business operations while containing costs.
Technical Summary Virtualization / VMware Certified Professional, ESX Server, VirtualCenter, VMotion, HA, DRS, EVC, Consolidated Backup, Converter/P2V OS / Solaris 2.5.1–10, Linux, FreeBSD, Windows: NT4, 2000, XP, Server 2003, Cisco: CatOS, IOS, PIX Security / Cisco PIX, Raptor/Symantec Enterprise Firewall, Cisco VPN, Cisco ACS, IDS Wireless / Cisco LWAPP controllers and access points (802.1x/PEAP) Phone / Cisco CallManager, Cisco Unity, unified messaging Languages / Perl, sh/csh/ksh scripting, DOS scripting, VB, expect, PHP Microsoft / Windows (NT4, 2000, 2003, XP), Active Directory, Group Policy, DNS, SMS Network / EIGRP, LAN, WAN, free space optical, LAN wireless, P2P wireless, switching, routing (static/dynamic/policy based), VPN, GRE, QoS Mail / Google Apps, Microsoft Exchange, Sendmail, Postfix, SpamAssassin, Postini Web / Apache, IIS, PHP, Perl, mySQL, Drupal Storage / NetApp CIFS/NFS, Sun SAN/NAS/ZFS/iSCSI, Brocade, Samba, EMC Networker DNS / BIND, Active Directory, Raptor/SEF, split horizon
Professional Experience Emerson Network Power Embedded Computing / Madison, WI / 1995 – present Architect and implement IT infrastructure including network, storage, server, and security. Designed and deployed two fully redundant VMware ESX clusters in Madison and Manila. Integrated networks from Motorola ECC acquisition sites into Emerson’s global network. Performed physical-to-virtual conversions of many aging servers into VMware clusters, extending application life and reducing support costs. Deployed engineering Linux build infrastructure in a virtualized environment, saving both in capital expense and support costs while drastically reducing deployment time. Migrated Madison data center to Tempe, AZ home office with minimum downtime. Implemented site-to-site T1 with VPN failover between US and UK sites using EIGRP. Initiated plans to integrate our legacy UNIX engineering systems with our growing Windows network, making project and user files equally accessible from either platform. Deployed the first Cisco IP phone system in Wisconsin, including Unity unified messaging. Implemented free space optical gigabit network link between buildings with Cisco 802.11 backup radio link, providing maximum performance at minimal cost. After 2006 acquisition, integrated AD domain and Exchange into large corporate AD forest. Built an anti-spam solution at no capital cost based on Linux, Postfix, and SpamAssassin, which integrated with Exchange, in 2002. Led project to migrate to Postini anti-spam solution in 2007. Implemented Microsoft Exchange 5.5 in 1999. Migrated to Exchange 2003 and integrated into parent company Exchange organization in 2006. Designed and implemented secure wireless infrastructure in three sites and two continents based on Cisco LWAPP technology, integrating into Active Directory using Cisco ACS. Migrated legacy backup system to Networker and DLT/LTO in a multi-platform environment. Develop, implement, and maintain infrastructure including the following areas: Network – LAN/WAN/QoS, multinational – Design, implement, integrate new sites. Storage – Sun SAN – Size and prepare for VMware/Windows/Solaris/Linux/Oracle hosts. Server – VMware, Windows, Linux, Solaris – Design, implement, support. Security – Firewalls, VPN, dialup, wireless – Build to match company security policies. Active Directory – User/computer/Exchange/group policy objects – Configure and support.
Computer Systems Lab / University of Wisconsin – Madison / 1993 – 1995 Led project to install new Novell servers and Windows computer lab; planned configuration and supervised deployment; integrated backups into standard UNIX backup schedule.
Emerson Network Power Embedded Computing / Madison, WI / May 1995–present
Education & Training B.S. in Computer Science, University of Wisconsin–Madison, 1995 VMworld, 2008 VMware Certified Professional, 2007 Microsoft Windows Server 2003 Active Directory Infrastructure, 2006 Cisco Networkers 2005, 2006 System and Network Security Conferences (SANS) 1997, 1998 Cisco Catalyst 5000 Series Configuration, 1999 Introduction to Oracle: SQL and PL/SQL, 1999 Advanced Cisco Router Configuration, 1997
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