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Behind RSTechHub

Infrastructure & Virtualisation · United Kingdom

Why this blog exists

I got tired of losing my own notes.

I’ve solved the same problems a dozen times over. Not because I forgot, but because the write-ups were buried on a client laptop I can no longer get into. So I built somewhere to put them. Searchable, structured, and still here the next time I hit the same wall.

The community carried me when I was starting out. Forums, blog posts, the occasional stranger who’d written up exactly the thing I was stuck on at 11pm. This is me putting some of that back.

What you’ll find here

Mostly VMware. VCF architecture, NSX, vSAN, hardening, certifications. Written the way I’d document it for myself: the actual commands, and the parts that trip people up called out explicitly. Some posts are short. Real work is like that.

Background

Over 20 years in IT infrastructure. Server rooms, client engagements, and a lot of late-night lab time.

I specialise in VMware and virtualisation, alongside enterprise storage, networking, and security. Most of my work is designing and building infrastructure from scratch for large organisations, shaped around what they actually need rather than what the datasheet says. The technology is usually the easy part. Getting the design right, and getting everyone to agree on it, is the work.

Core expertise

1. Architecture & Governance
HLD/LLD design, capacity sizing, and compliance frameworks.
2. Hybrid Cloud & Platform Compute
Enterprise VCF, vSphere, NSX, and Azure hybrid connectivity.
3. Resilience & Data Protection
Immutable backups, DR architecture, and security hardening.
4. Automation & Lifecycles
PowerShell pipeline builds and hardware lifecycle management.

How I work

1. Discovery
2. Architecture
3. Design docs
4. Build & validate
5. Handover

Certifications

VMware by Broadcom

VCF 9.x

VMware Certified Professional - VMware Cloud Foundation Architect
VCF Architect
VCP-VCF · 2026
VMware Certified Professional - VMware Cloud Foundation Administrator
VCF Administrator
VCP-VCF · 2026

Data centre virtualisation

VMware Certified Professional 6.5 - Data Center Virtualization
VCP6.5-DCV
2018
VMware Certified Professional 5 - Data Center Virtualization
VCP5-DCV
2016

Broadcom partner

Broadcom Partner Certification - Certified Expert - VMware Cloud Foundation - Sales
Certified Expert
VCF Sales
Broadcom Partner Certification - Proven Professional - VMware Cloud Foundation - Sales
Proven Professional
VCF Sales

Microsoft

Azure

Microsoft Certified Azure Solutions Architect Expert
Azure Solutions Architect
AZ-305 · Expert · Renewed 2026
Microsoft Certified Azure Administrator Associate
Azure Administrator
AZ-104 · Associate · Renewed 2026

I also hold VMware Certified Associate credentials in Cloud, Data Center Virtualization and Workforce Mobility.

Warranty

None. Opinions here are mine, not those of my employer or any vendor mentioned.

Everything on this site comes out of my own lab. It worked for me, on my kit, on that day. That is not a guarantee it will work on yours. Read the vendor documentation before you touch production. Take the snapshot. Break it in the lab first, not at 2am on a Sunday change window.

I accept no liability for downtime, data loss, production outages, or broken environments resulting from anything posted here. RSTechHub is an independent, community-run blog, not affiliated with or endorsed by Broadcom Inc. (including VMware offerings), Cisco, Microsoft, AWS, or any other vendor discussed.

Read the full disclaimer