Andrew W.

Senior IT Infrastructure Consultant

Brampton, Ontario, Canada

About

Creative, senior level network and systems consultant with extensive experience in designing and implementing technical solutions for organizations of all sizes including mid-size to Fortune 500 companies and government organizations. Excellent reputation for delivering projects on time and within budget. Specialties: * Extensive experience with Red Hat Enterprise Linux (RHCE certified) * Extensive experience with VMWare ESX/vSphere (incuding working with ESX under a complex environment utilizing VMotion, storage VMotion, DRS, HA, and Fault Tolerance) * Extensive experience with Nagios to perform highly customized and custom scripted monitoring of services. * Extensive experience setting up application-level proxies (ISA, Squid) and reverse proxies (Apache, ISA, Squid) * Experience with Apache, IIS

Experience

  • Senior Infrastructure Consultant at XPM Software
    May 1998 - Present · 28 yrs 2 mos

    * Successfully hardened firewalls, routers, switches, and systems (both Linux and Windows-based servers) to satisfy PCI 1.2 requirements for multiple publicly traded companies. * Have successfully implemented and commissioned a highly available and redundant Red Hat Enterprise Linux cluster housing a backend Oracle database system for a mission-critical CRM Application (Siebel) for a busy call centre. * Successfulyl created highly customized Linux environments and customized Linux distribution packaging/installation to simplify and streamline complex deployments. * Performed numerous system migrations away from SCO OpenServer environments to Red Hat Linux environments. * Provided Linux training to IT/IS Professionals for both user-level Linux administration and for Linux System Administration. * Worked as a senior technical project lead to consolidate WAN infrastructures for medium to large organizations to reduce WAN complexity and overall management and operational costs. * Carried out production TCP/IP network redesigns and implementations to overcome network capacity problems for multi-site organizations and to allow for future growth. * Consolidated multiple underutilized physical systems (both Linux-based and Windows-based) under VMWare ESX and vSphere. * Worked as a Senior technical project lead to help consolidate disparate e-mail systems for a large organization which have merged from various different companies to a corporate-wide Exchange systems. * Provided senior level network support (Tier 3) for organizations that have complex network topologies (muitiple sites separated by various WAN connections along with utilizing dynamic routing protocols). * Performed numerous and successful bare-metal recoveries of failed Linux Systems, Windows Server systems, SCO servers, Solaris systems, and Virtual Machines under VMWare ESX/vSphere