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Experience

Chief Operating Officer

Closed Door Security
2023 - Present • Global
Promoted from Head of Technology (2021 - 2023) as the company grew

A specialist cyber security consultancy. Leading technical strategy, security architecture, and infrastructure delivery across global projects in IT & OT environments. Setting the company's AI strategy and roadmap, managing international teams, and owning key partner and client relationships across the public, private, defence and maritime sectors.

Key Achievements

  • Designed and implemented technical labs for the intelligence sections of several militaries
  • Personally reviewed and signed off the cyber security of one of the five largest vessels in the world
  • Own the company's AI direction: deciding where and how AI is implemented, and setting the AI roadmap and strategy
  • Have acted as virtual CISO for client organisations, holding the security leadership role inside the client's own business
  • Manage strategic partner and client relationships, representing the business at more industry conferences than I can count
  • Travel extensively across China, the UK, Germany, Dubai, Australia and Jordan, peaking at 16 flights in a single month
  • Delivered multi-region secure infrastructure projects across Europe, the Middle East and North Africa
  • Led penetration testing and red team projects for enterprise and government clients
  • Built and scaled internal technical teams and mentored junior consultants
  • Developed internal playbooks, SOPs, workflows and automation to improve delivery consistency and efficiency
  • Designed, built and deployed multiple internal AI tools to accelerate research, reporting and security operations
  • Delivered agentic AI tooling that automates multi-step consulting and delivery workflows end to end
  • Integrated LLMs (Claude) with n8n-based automation to streamline triage, documentation and knowledge retrieval
  • Designed and deployed secure environments
  • Ensured ISO accreditations and assisted with IEC 62443 audits worldwide, particularly in the maritime industry

Technologies

VMware ESXi
pfSense
Cisco
Ansible
Microsoft 365
Linux
Claude
n8n
Agentic AI
LLMs
AI Strategy
IEC 62443

Systems Solutions Engineer

Contractor
2019 - 2021 • UK, Germany

Provided systems engineering support and secure infrastructure solutions to a range of clients. Delivered technical services focused on reliability, automation and integration of cloud with on-premise systems.

Key Achievements

  • Designed and implemented network infrastructure using Aruba switching for small & medium businesses
  • Automated system administration tasks using Bash and Python scripting, improving operational efficiency
  • Managed hybrid environments with Microsoft 365 and Azure, including identity and access configuration
  • Supported Linux-based server environments, optimising for performance and uptime
  • Acted as a technical advisor to clients

Technologies

Linux
Aruba
Bash
Python
Microsoft 365
Azure

Systems Support Engineer

Carpenters Solicitors
2017 - 2019 • Liverpool, UK

Provided comprehensive 1st and 2nd line technical support for law firm operations, managing IT infrastructure, user support, and system maintenance. Ensured business continuity through proactive monitoring and rapid incident resolution.

Key Achievements

  • Maintained 99.5% system uptime through proactive monitoring and preventative maintenance
  • Resolved 95% of user tickets within SLA timeframes, improving user satisfaction
  • Implemented backup and disaster recovery procedures, reducing data loss risk
  • Assisted with ISO accreditation process and compliance documentation
  • Managed user accounts, permissions, and security policies across domain environment
  • Deployed and maintained hardware including servers, workstations, and network equipment

Technologies

Windows Server
Active Directory
Exchange
Office 365
VMware
Backup Solutions
Network Management
ITIL
Career Transition
Construction → Technology
Pivoted from physical construction management (below) to IT systems (above)

Site Manager (Construction)

Various Employers
2013 - 2017 • UK & Australia

Progressed from labourer to site manager in construction projects. Managed complex construction sites and coordinated multi-disciplinary teams to deliver projects on time and within budget.

Key Achievements

  • Advanced from labourer to site manager through dedication and skill development
  • Managed construction sites with up to 30 personnel per site
  • Coordinated construction projects across UK and Australian markets
  • Ensured compliance with health and safety regulations on all sites
  • Delivered projects on schedule while maintaining quality standards
  • Developed strong leadership and project management skills in high-pressure environments

Technologies

Project Management
Health & Safety Compliance
Team Leadership
Quality Control
Risk Assessment
Site Coordination