Nathan Shearer

As a System Administrator, I am responsible for installation and maintenance of IaaS infrastructure as well as providing Tier 2 and 3 technical support. I have a BSc Bachelor's Degree in Computer Science, a Diploma in Computer Information Technology, and hold several active certifications. I bring approximately 20+ years of experience in both hardware and software across many fields including IaaS technologies, cross-platform software development and networking. I also run an independent IT consulting business in Lethbridge, whose customers range from residential end-users to financial service providers and government agencies.


  • VMware Certified Professional 5 - Data Center Virtualization VCP5-DCV
  • Junos for Security Platforms (JSEC)
  • BSc Bachelor’s Degree in Computer Science
  • Diploma in Computer Information Technology


  • Over 20+ years of experience in building and maintaining all types of computer systems ranging from industrial automation to high performance distributed computing solutions
  • Administration of local and remote mission critical infrastructure, both physical and virtual, running a multitude of operating systems:
    • Linux (Gentoo, CentOS, Debian, Fedora Core, SUSE, and Ubuntu)
    • Microsoft Windows (DOS and Windows 3.1 through Windows 8 including the various Windows Server versions ranging from 2000 to 2012)
    • BSD (OpenBSD and FreeBSD)
    • Mac OS X
  • Implementation and maintenance of software solutions powered by VMware, Nginx, Squid, Snort, Apache HTTP Server, Samba, Iptables, QEmu, libvrit, Asterisk PBX, MySQL, and MSSQL
  • Administration of complex network topologies on a global scale including:
    • Implementing and maintaining fault tolerant network infrastructure for remote satellite receiving stations
  • Cross-platform software development in many programming languages including:
    • C, C++, C#, Java, Objective-C, Objective-C++
    • CSS, HTML, JavaScript, PHP, SQL, XHTML, XML, XPath, XQuery, XSLT
    • BASH, Batch Files, Makefiles, and Regular Expressions
  • Cryptographic security consulting and software development for embedded systems
  • Research, development, and implementation of optical character recognition algorithms for computer vision with excellent accuracy
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© 2022 Nathan Shearer