portfolio
Infrastructure & Security Engineer running a 1,500-endpoint, 78-site Azure/hybrid estate. Day-to-day I look after Intune, Defender, Purview and the SIEM stack; evenings I build cloud, CI/CD and AI security tooling from a homelab and push it to GitHub.
core skills
Cloud & Infrastructure
Endpoint & Identity
Security & Monitoring
Automation & Scripting
DevOps & Cloud Platforms
AI & Automation
experience
Infrastructure & Security Engineer
Maria Mallaband Care Group
Monitoring, hardening and project work across a 1,500-endpoint, 78-site Azure/hybrid estate. Run the SIEM stack (Sentinel One, Webroot, Microsoft Defender) and handle alert triage and incident response. Lead monthly vulnerability remediation cycles from pen test findings. Own Intune config profiles, compliance policies and Conditional Access design. Leading Microsoft Purview rollout for DLP and Information Protection.
IT Systems Engineer
Maria Mallaband Care Group
3rd-line escalation point and project lead for new system rollouts. Scoped, tested and rolled out new infrastructure and SaaS platforms. Ran Exchange, Entra ID, Intune and Purview admin across the full estate. Moved additional workloads onto Azure and Hyper-V.
IT Support Engineer
Maria Mallaband Care Group
2nd-line escalation and on-site infrastructure delivery. Delivered network infrastructure upgrades, internet uplinks, managed switches and firewall changes across 78 remote care home sites. Led full networking deployments to new-build care homes. Ran disaster recovery tests for business-critical systems.
IT Technician
Maria Mallaband Care Group
1st-line IT support across head office and 78 care home sites. Provisioned and configured PCs, laptops, tablets and smartphones via Autopilot and Intune MDM. Repaired and repurposed hardware to extend asset lifecycle.
Sales & Marketing Executive
Stone Dam Mills
Owned marketing, social media, website content and the electronic purchase ordering system. Maintained all office IT systems and printers; built and optimised workstations.
certifications
CompTIA Security+
Earned
CompTIA A+
Earned
MS-102 Microsoft 365 Administrator
Earned
MD-102 Microsoft Endpoint Administrator
Earned
MS-900 Microsoft 365 Fundamentals
Earned
UniFi Wireless Admin
Earned
UniFi Full Stack Professional
Earned
AZ-104 Azure Administrator
In Progress
AZ-140 Azure Virtual Desktop Specialty
In Progress
AWS Cloud Practitioner (CLF-C02)
In Progress
projects & homelab
github.com/lrawnsley
Hermes Agent (Python) - AI Agent Platform
Contributed to an open-source AI agent framework supporting 200+ LLM providers, multi-platform messaging gateways, scheduled automations, and isolated subagent delegation. Ships with CLI/TUI, FTS5 session search, and seven deployment backends.
BlueTeam Toolkit (Bash) - Defensive Security Toolkit
CLI-first, zero-cost defensive security toolkit covering system auditing, local network recon, vulnerability scanning, DNS security checks and Linux/macOS hardening. Designed for cron and AI-agent-driven security workflows.
Homelab - AI Agent Staging & Secure Remote Ops
2-node homelab (Mac mini M-series + Dell Optiplex) running Linux server workloads. Mac mini serves as AI agent staging server. WireGuard VPN for remote SSH access. Cloudflare for DNS and edge protection. GitHub Actions for CI/CD on personal projects.
get in touch
Looking for junior cloud, infrastructure or DevOps opportunities.
email me →