Portfolio

Work spanning cloud infrastructure, identity & security, and automation — across enterprise employers and personal projects.

Infrastructure & Cloud

Enterprise infrastructure operations, Rackspace

Rackspace, 2018–2023

  • Ran day-to-day operations on a 15,000+ host, 80,000+ VM estate across EMEA, APAC and the Americas.
  • Delivered repeatable, compliance-aligned IaaS on Terraform across Azure, GCP and VMware.
  • Designed and regularly tested disaster recovery and business continuity with Zerto across VMware data centres.
  • Built monitoring, dashboards and automation in vRealize Operations and Automation (vROps/vRA); consolidated storage on vSAN.
  • Promoted within the LATAM teams for critical-incident leadership.
Enterprise virtualisation stack, Telcel

Telcel, 2016–2018

  • Secured access provisioning by orchestrating SSO with Active Directory and Group Policies.
  • Managed VMware vSphere, vCenter, vROps and vRA.
  • Evaluated OpenStack and RHV platforms during enterprise virtualisation assessments.

Security & Compliance

Identity & access, zero-trust rollout, MEG

MEG, 2025–present

  • Configured group-based SAML SSO and SCIM provisioning against Active Directory and LDAP, automating provisioning and de-provisioning.
  • Administered Django permission groups (1,200+ permissions each, multi-institution scoping) and rolled out passkey authentication and BitLocker recovery.
  • Contributed to ISO 27001, 9001 and 42001 programmes and HSE/NUH security reviews.
Phishing defence & zero-trust networking, MEG

MEG, 2025–present

  • Ran a simulated phishing campaign across 88 recipients (17% click rate), routed into follow-up training.
  • Led the VPN replacement, benchmarking zero-trust network access vendors against a self-hosted Pritunl proof of concept built on AlmaLinux.
  • Ran SSO, SCIM and SOC 2 reviews on vendor tools to settle buy decisions.

Automation & Integration

AR invoice automation with n8n and Gemini

MEG, 2025–present

  • Built a workflow pulling Xero data through Google Drive and Gmail, drafting chase emails with Gemini for review.
  • Authored MEG's first company-wide AI Tool Guidelines policy, now referenced in ISMS work.
Endpoint lifecycle automation

MEG, 2025–present

  • Turned laptop lifecycle assessment from a manual audit into a one-command report across 72 devices with a PowerShell collector script.
  • Stood up Device Enrollment Alerts in Google Workspace to cut the lag on new-device risk.
React Redmine dashboard

Personal project

  • Self-built dashboard for visualizing and managing Redmine project data, built on personal time.

Skills matrix

Identity & Access Management

PAM · SSO · SAML · SCIM · LDAP · Active Directory · Google Workspace · Microsoft 365 · zero-trust / least-privilege · passkeys

Security & Compliance

ISO 27001 · ISO 9001 · ISO 42001 · SOC 2 · Vanta · ISMS · phishing simulation · BitLocker · NHS/HSE security checklists

IT Operations & Service Management

ITIL · incident & change management · hardware & device lifecycle · endpoint enrollment · asset register · IT support ticketing

Cloud & Virtualisation

Microsoft Azure · Google Cloud (GCP) · AWS · VMware (vSphere / vSAN / vRealize) · Terraform (IaaS) · Zerto disaster recovery

Scripting & Automation

PowerShell · Python · Bash / Linux shell · n8n · Google Apps Script · Django admin · Gemini AI integration

Leadership & Delivery

vendor evaluation & procurement · stakeholder management · cross-functional collaboration · mentoring · postgraduate lecturing

Certifications

Cloud

Microsoft Certified: Azure Administrator Associate (2022)
Google Associate Cloud Engineer (2022)
Rackspace MultiCloud Practitioner (2022)
Alibaba ACA Cloud Computing (2021)
Dell Associate – Converged Systems & Hybrid Cloud v2.0 (2020)

Virtualisation & DR

VMware VCAP 6.5 – Data Center Virtualization Design (2019)
VMware Specialist – vRealize Operations (2021)
VMware vRealize – Cloud Management & Automation (2021)
VMware Specialist – vSAN (2020)
Zerto ZCP Enterprise Engineer (2019)

AI, Accessibility & Service Management

Cisco — Introduction to Modern AI (2025)
AHEAD Ireland — Digital Accessibility Master Badge (2025)
Dublin Business School — Student Leadership Certificate (2024)
ITIL Foundation in IT Service Management — AXELOS (2015)

Microsoft & Dynamics

Microsoft Certified Professional (2016)
Dynamics CRM Customization & Configuration (2016)
Managing Dynamics Implementations (2016)
Dynamics CRM Application (2016)
Dynamics CRM Installation (2016)
Dynamics CRM Online Deployment (2016)