Hi. I'm David L. Campbell.

I'm an Enterprise IT Security Consultant, based in London (UK).

Learn about what I do

I specialise and work in 3 core key areas.

On-Prem and Cloud based Solutions

LAN (Wired, Wireless, Optical), WAN, SD-WAN, Server and Network service consolidation/virtualisation, SaaS, VOIP, Enterprise Messaging

IT Security

SIEM, SOAR, Server and Endpoint security, Enterprise Mobile Device Management including BYOD. Solutions for data at rest and in transit. IT Risk and security posture assessment and risk mitigation. Network/Server health utilising best of breed enterprise solutions as per industry best practice.

IT Project Management

Bespoke Systems Design, Enterprise IT infrastructure Role-out/Upgrade. Managing elements at all stages of the Systems Delevelopment Life Cycle.

Awesome work makes happy clients.

I have accrued over 10 years of experience providing enterprise IT support within the following industries.

Core Skills

I have over 10 years of enterprise IT experience designing, project managing, securing, supporting and maintaining many solutions using industry recognised standards for a variety of clients. I am also and an ardent believer in the value of practical network simulations. I have created and helped others create advanced network labs utilising the amazing GNS3 Network Simulator.


My Core skills include:

- Multiple industry qualifications and certifications from Palo Alto, Cisco, Juniper, BlackBerry, Microsoft, and Silver Peak.


- Scripting abilities in a variety of languages including TCL, Perl, Python, Javascript, Bash, Powershell, and Arduino's C implementation. (PLEASE NOTE - I AM NOT A PROGRAMMER)


- Command line competency with multi-vendor Router/Switch/Firewall/Wireless LAN Controller including Cisco, Juniper, Palo Alto, Aruba, Vyos, Extreme, Ubiquity


- Strong multi-vendor routing, switching, wireless, firewall, proxy, SDWAN, videoconferencing, Identity Management, Moble Device Management, email, and cctv server knowledge


- Server consolidation, clustering and resiliency with Vmware ESXi, vCenter, KVM, Docker, Linux Containers and Hyper-V


- Integration and implementation experience with IDS/IPS and SIEM solutions from Palo Alto, Splunk, and Cisco as well as WAF configuration


- Ability to configure enterprise solutions to ensure defensive security posture as DLP mitigation and other threats to ensure SIEM best practice


As an active IT security researcher and practitioner I'm very much aware of the social engineering and phishing tactics facilitated by data mined from publically available information and resources. To prevent these types of scenarios my CV is available on request


Please contact me if you would like a copy of my CV.

Client Feedback

I'm currently collating this (10-9-2018). I expect to have this updated by the 20-9-2018.

Want to hire my services? Get in touch!

I am always interested in assessing new opportunities.

My email address is: david@davidlcampbell.uk