Infrastructure Team Lead with 6+ years’ experience operating and improving high-availability production infrastructure supporting thousands of customer workloads.
Strong background in Linux systems, clustering, monitoring and automation, with proven experience delivering large-scale production changes including MySQL upgrade programmes, data centre migrations and backup platform transitions. Focused on service reliability, incident response, risk mitigation and operational efficiency.
Overview
8
8
years of professional experience
Work history
Infrastructure Team Lead
Team.blue
Hemel Hempstead, Hertfordshire
2022.03 - Current
Lead infrastructure and senior support teams responsible for reliability and performance of production hosting environments.
Planned and executed large-scale MySQL upgrade programme across hundreds of production systems, ensuring controlled risk and service continuity.
Delivered data centre and backup platform migrations affecting thousands of customer workloads with minimal disruption.
Maintain and improve high-availability environments using load balancing and clustering (HAProxy, Pacemaker).
Enhanced monitoring and alerting (Icinga, SNMP) to improve production visibility and reduce incident response time.
Lead investigation and resolution of complex production incidents, performing root cause analysis where required.
Oversee provisioning and lifecycle management of physical and virtual infrastructure within SLA-driven environments.
Manage vendor escalations and enterprise hardware replacement to maintain platform stability.
3rd Line Technical Support Engineer
UKDedicated LTD
Hemel Hempstead, Hertfordshire
2019.12 - 2023.03
Investigated and resolved complex infrastructure and platform incidents across dedicated, virtualised and shared hosting environments.
Performed patching, firmware upgrades and preventive maintenance across production systems.
Supported high-availability configurations and clustering environments.
Developed automation tools (Python/Bash) to reduce manual operational workload and improve team efficiency.
1st Line Technical Support Engineer
UKDedicated LTD
Hemel Hempstead, Hertfordshire
2017.10 - 2019.12
Provided customer-facing technical support within production hosting environments.
Troubleshot infrastructure and application-level issues, escalating high-impact incidents appropriately.
Education
Bachelor of Science - Internet Computing
University of Brighton
Brighton
Diploma of Higher Education - Information Technology
Sussex Coast College
Hastings
Skills
Linux (RHEL, Ubuntu, CloudLinux)
Windows Server
High Availability & Clustering (Pacemaker)
Load Balancing (HAProxy)
Production System Operations
Incident Investigation & Resolution
Monitoring & Alerting (Icinga, SNMP, NRPE)
MySQL (Production Upgrades)
Virtualisation (KVM, OpenNebula)
DNS Management
Network Infrastructure (Juniper, Cisco)
Firewalls (Fortigate, pfSense, SRX)
Automation (Python, Bash, SaltStack)
Enterprise Hardware (Dell, HP, SuperMicro)
Timeline
Infrastructure Team Lead
Team.blue
2022.03 - Current
3rd Line Technical Support Engineer
UKDedicated LTD
2019.12 - 2023.03
1st Line Technical Support Engineer
UKDedicated LTD
2017.10 - 2019.12
Bachelor of Science - Internet Computing
University of Brighton
Diploma of Higher Education - Information Technology
Technical Infrastructure Team Lead / Sr. IT Advisor at Baptist Memorial Health CareTechnical Infrastructure Team Lead / Sr. IT Advisor at Baptist Memorial Health Care