Direct access
You speak to the engineer who looks after your systems — by phone, SMS or a booked chat.
About
Enterprise experience, small-business attention
A Plus One IT Service was founded by Tim Huang — a head of IT with 15+ years' experience — to give Sydney businesses the kind of IT that larger companies take for granted.
Tim Huang
Founder & Lead Engineer
Meet Tim
Tim Huang has spent more than 15 years in IT — from hands-on systems and network administration to leading IT for Australian businesses as an infrastructure manager and head of IT. A Plus One IT Service brings that same discipline to small and medium businesses in Sydney.
Every client deals with Tim directly. He designs the setup, does the work and stays the person you call when something needs attention.
- Microsoft 365, Entra ID & Intune
- Networks, Wi-Fi, firewalls & VPNs
- Cybersecurity & risk management
- AWS, Azure & virtualisation
- IT strategy, budgets & roadmaps
- Websites, SEO & integrations
Experience
15+ years in the engine room of IT
The same work, at enterprise scale, that now goes into every small-business setup.
2023 – now
Head of Information Technology
Australian energy company
Leads IT strategy, infrastructure, cybersecurity and ICT projects, after joining as IT Manager.
2022 – 2023
IT Operations Manager
Sydney technical services company
Moved the whole business network to software-defined networking on Aruba and Meraki, renewed the public website with an SEO strategy, integrated a B2B portal with ERP, and set the IT budget and 3-year roadmap.
2014 – 2022
ICT & Infrastructure Manager · Senior Systems & Network Administrator
Australian software company
Ran Level 1–3 IT support under SLAs, cyber risk and vendor management. Migrated Exchange to Office 365, built site-to-site VPNs across five sites and designed Wi-Fi for three interstate offices.
2009 – 2014
Systems & Network Administrator
ASX-listed education provider · international trading company
Looked after ~50 virtualised servers across AWS and VMware, labs of ~800 computers, Cisco and HP networks, VPNs, backups and websites.
How we work
What you can expect
Security by default
Multi-factor sign-in, backups and patching are part of every setup, not an upsell.
Plain English
Clear advice and a clear price before work starts, without jargon or surprises.
- Registered business
- A PLUS ONE IT SERVICE PTY LTD
- ABN
- 67 654 337 523
- Based in
- Bella Vista NSW
Get started
Book a free consultation
Tell us a little about your business and a good time to talk. We'll call or SMS to confirm.