Mateo Hela

GT Stewart Solicitors

• Assumed sole ownership of IT operations for 280 users across 16 offices during the IT Manager's unplanned absence — just six months after joining. Architected incident triage protocols, managed vendor escalations, and executed proactive infrastructure monitoring that sustained continuous service delivery and prevented critical outages under high-pressure conditions.
• Sustained continuous IT service delivery for 260-280 users under high pressure: resolved critical incidents, managed SLAs and coordinated remote and on-site fixes to prevent outages.
• Administer hybrid cloud infrastructure spanning Microsoft 365 (Exchange Online, Teams, SharePoint, OneDrive), Azure AD/Entra ID, Azure AD Connect, and Intune MDM — ensuring secure identity and access management, endpoint compliance, and GDPR-aligned policy enforcement across a dispersed multi-site estate.
• Engineer and maintain virtualisation platform (VMware vSphere, Omnissa Horizon VDI) and on-premises Windows Server infrastructure. Manage capacity planning, performance monitoring, and business continuity protocols to sustain high-availability services.
• Lead 3CX VoIP telephony operations and core network services (DHCP, VLANs, Wi-Fi). Manage ISP and third-party vendor relationships through structured change management to resolve outages and optimise performance.
• Build PowerShell and Python automation for user provisioning, device enrolment, and routine maintenance — reducing manual administrative overhead and improving deployment consistency across the estate.
• Champion end-user enablement through targeted training programmes and technical documentation. Drive first-contact resolution rates and reduce support ticket volume through accessible self-service resources.
• Streamline device imaging and asset lifecycle management processes to enforce security baselines and ensure compliant, repeatable deployments aligned with organisational and regulatory standards.
• Partner with senior stakeholders in annual IT planning and technology roadmap development. Align infrastructure investment priorities with legal sector compliance obligations and strategic business goals.

Joskos Solutions

• Supported multi-site education environments: user account management, Azure AD/Intune device management, Office 365 administration and local network support.
• Implemented and supported third-party systems (Net2, BrightSign, PC-NVR SmartPSS, InVentry, ParentPay, SIMS, Papercut).
• Delivered server maintenance, backups, patching and endpoint remediation (Sophos Central); assisted in GDPR-sensitive investigations.
• Automated routine tasks using PowerShell and Python to reduce provisioning time and minimise errors.
• Managed the Technical ICT department including procurement, asset management and licence records.
• Delivered first-class customer service ensuring resolutions within defined SLA timeframes.

Creator & Developer

Personal growth platform for goal tracking, habit building & journaling

• Designed, built and deployed a full-stack personal growth platform with goal tracking, habit building and journaling.
• Built with Django REST framework, PostgreSQL, server-side rendering and responsive UI.
• End-to-end ownership as sole developer: architecture, backend, frontend and deployment.