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Jay Nguyen
About

Technician, business owner, accountant, now security

I started fixing computers in Ho Chi Minh City in 1998 and never really stopped. Over twenty years I moved from the bench to the network rack to the project plan — first as a technician at the Department of Science & Technology in Dong Nai, then running my own IT company, administering servers and VPNs for provincial government and corporate clients.

In 2019 I moved to Darwin and did something that surprised people: I went back to university for a Bachelor of Accounting. After two decades of building systems, I wanted to understand the numbers those systems were carrying. I finished at Charles Darwin University in 2022 and completed the Professional Year in 2023.

Then I went back to where I started, but deeper. Since January 2025 I've been studying part-time for an MSc in Computer Science with Cyber Security at the University of York, graduating January 2027. My research is on multi-factor authentication — not whether it works, but whether people will actually keep using it.

Today I'm Campus Coordinator at Canterbury Institute of Management's Darwin campus: first point of contact for students and staff, keeping the campus IT running, and handling the administrative side. Outside work I build things — most recently PTE Target, an English-exam practice platform I run on my own hardware.

Timeline

  1. Jan 2025 – Jan 2027

    MSc Computer Science with Cyber Security (part-time, online)

    University of York, UK

  2. Oct 2022 – present

    IT & Student Support Officer → Campus Coordinator

    Canterbury Institute of Management, Darwin

  3. Oct 2020 – Oct 2022

    IT Systems Consultant (freelance)

    Sonadezi · Dong Nai Tourist · DOST Dong Nai · Agent Hai Pty Ltd

  4. Oct 2010 – Nov 2019

    Director / IT Project Manager — own IT company

    Equatorial Technology JSC (E-Tech), Vietnam

  5. Oct 2003 – Sep 2010

    IT Technician

    Dept. of Science & Technology, Dong Nai Province

Credentials

  • MSc Computer Science with Cyber Security

    In progress

    University of York · 2027

  • Professional Year of Accounting

    Charles Darwin University · 2023

  • Bachelor of Accounting

    Charles Darwin University · 2022

  • ISO/IEC 27001:2005 Internal ISMS Auditor

    DAS Vietnam Certification · 2008

  • Network Specialist

    VNU-HCM University of Science · 2003

  • Computer Assembly & Maintenance

    VNU-HCM University of Science · 1998

Skills

Each group names the project it is demonstrated by. If I can’t point at something you can go and look at, it isn’t on this list.

Hardware

  • PC assembly & build from components
  • Hardware and peripheral installation
  • Communication device setup
  • VoIP configuration
  • Diagnostics & repair
Demonstrated in PTE Target

Networks & infrastructure

  • Network configuration
  • Network administration
  • VPN troubleshooting
  • Windows/Linux server admin
  • Web hosting & colocation
Demonstrated in PTE Target

Security

  • Multi-factor authentication (TOTP, FIDO2/WebAuthn)
  • Threat analysis
  • Security engineering
  • ISMS / ISO 27001 internal auditing
Demonstrated in BNB Fabrics

Authentication & access control

  • Role-based permission models
  • OAuth 2.0 (Google, Facebook)
  • Passkey/WebAuthn implementation
  • Session and credential handling
Demonstrated in BNB Fabrics

Applied AI

  • LLM API integration
  • Self-hosted inference on constrained hardware
  • AI scoring and evaluation pipelines
  • Cost modelling before committing to an API
Demonstrated in Humanize AI Writing

Finance & data

  • Excel (advanced)
  • BAS & payroll fundamentals
  • Database administration & reporting
  • SQL / phpMyAdmin
Demonstrated in Calcroo

Beyond work

Bilingual in English and Vietnamese, active in Darwin's Vietnamese community, and a home lab that has outgrown its shelf.