johnrlhunter

Hypertec Limited 05/19/2014 - 07/25/2025

IT Manager

Led end-to-end IT strategy, infrastructure upgrades, and security compliance through periods of high organisational change, acquisitions, and regulatory pressure. Key Achievements Infrastructure Modernisation: Migrated legacy systems from Windows 2000 to 2019, implemented Hyper-V virtualisation, and upgraded to SQL 2022. Cloud & Hybrid Migration: Delivered server replication to Azure using ASR & Hyper-V. Managed Exchange hybrid migration to Microsoft 365. Cybersecurity Overhaul: Rolled out Defender for Endpoint, Purview, Intune, and MFA integration across endpoints using OKTA. Replaced legacy AV with M365 E5 + Taegis XDR. Disaster Recovery: Designed and documented DR strategies including cross-site replication, backup redundancy, and business continuity protocols. Email & Domain Projects: Migrated from Lotus Notes to Exchange 2016, executed domain consolidation and migration from Keytools/Just Lamps environments. Data Protection: Led file server segmentation and access control restructure, reducing exposure during a ransomware attempt. Telephony Modernisation: Deployed Microsoft Teams Voice to replace on-premise PBX in alignment with hybrid working needs. Security & Compliance: Passed internal/external penetration tests, implemented Tenable/Nessus and Symbiote2 for vulnerability management.