Damian Davis - Linux and DevOps Engineer

Professional Summary Link to heading

Versatile systems architect and technical leader with over 20 years of experience in designing, implementing, and managing complex IT infrastructure solutions. Demonstrated expertise in both proprietary and open-source technologies, with a strong focus on building resilient, scalable systems. Proven track record of leading successful technical transformations and maintaining long-term client relationships. Known for combining strategic vision with hands-on technical capability across multiple domains including virtualization, networking, and security.

Professional Experience Link to heading

Managing Director & Technical Director Link to heading

GreenGopher Limited | London, UK | 2011 - 2024

Led technical strategy and delivery for a specialist IT infrastructure firm, focusing on resilient network solutions and enterprise-scale implementations.

Key Achievements:

  • Spearheaded rural fiber infrastructure initiatives, improving connectivity in underserved UK areas
  • Architected and implemented complete infrastructure transformation for major UK vehicle rental vendor
  • Designed and deployed multi-site VMware vSphere environment with high availability and disaster recovery
  • Implemented PCI-compliant AWS backend integration for business-critical booking systems
  • Delivered eight-acre wireless infrastructure project with RADIUS-based security and QoS

Managing Director Link to heading

BLU42 Ltd | London, UK | 2006 - 2011

Built and led a successful SOHO-focused IT services company, delivering infrastructure solutions for diverse clients including media, education, and property sectors.

Key Achievements:

  • Designed and implemented mixed Windows/Mac environment for major UK media publishing company
  • Developed pioneering rich media streaming solution for Hutchinson 3G using open-source technologies
  • Led complete IT transformation for prestigious prep school, including Grade II listed building considerations
  • Implemented innovative wireless mesh solutions for heritage buildings

Director of Technical Services Link to heading

BroadBand Connections Ltd | London, UK | 2002 - 2006

Led technical service delivery and infrastructure implementations across London.

Field Service Engineer Link to heading

Whellams Computer Services | London, UK | 1998 - 1999

Provided technical support for print industry and music sector clients including Harrisongs, Apple Corps, and Eagle Rock.

Technical Expertise Link to heading

Infrastructure & Virtualization Link to heading

  • VMware: ESXi, vSphere, HA configuration
  • Proxmox virtualization platform
  • Windows Server (NT4 through 2022)
  • Linux (RedHat, SuSE, Debian, Ubuntu)
  • Exchange Server migration and management
  • Office 365 and Azure AD integration

Networking & Security Link to heading

  • Cisco infrastructure (3750x, ASA, PIX)
  • PfSense firewall implementation
  • MPLS network design
  • RADIUS authentication systems
  • VLAN configuration
  • Palo Alto virtual firewalls
  • QoS implementation

Systems & Services Link to heading

  • Asterisk PBX deployment
  • LAMP/LEMP stack implementation
  • Active Directory architecture
  • Samba/Dovecot implementation
  • AWS integration
  • Storage solutions (FC SAN, HP)

Development Link to heading

  • Systems programming in C
  • Rust development (Including DHCP service implementation)
  • Shell scripting
  • Infrastructure automation

Notable Projects Link to heading

Thrifty UK Infrastructure Transformation Link to heading

  • Led complete infrastructure modernization
  • Implemented nationwide MPLS network
  • Managed migration of 100+ users from IMAP to Exchange
  • Designed high-availability VMware cluster

Sussex House School (20+ Year Engagement) Link to heading

  • Transformed IT infrastructure from single server to modern virtual environment
  • Implemented PfSense/OpenVPN solution
  • Managed Office 365 migration and SharePoint implementation
  • Deployed multi-site SDN using Unifi Enterprise switching

Greenwich Dance Infrastructure Link to heading

  • Implemented cost-effective Centos/Samba solution
  • Reduced licensing costs while improving reliability
  • Successfully migrated Exchange and calendar systems

MILO Construction Site WiFi Connectivity with Satellite Backhaul Link to heading

  • Implemented WiFi coverage over 5 Floors of a live Construction Site
  • UniFi WiFi Acccess Points and Switching with Onsite UniFi Controller running on Ubuntu.
  • OM3 Fibre Link from Satellite Broadband on the roof 25 Floors above coverage area.
  • Secondary Ubuntu VM running scheduled speedtests compairing Satalite Connectivity and 4G on 18th Story of Site.
  • Bash Scripts control internet gateways and speedtests. Results of the speedtests combined and emailed to MILO offices.
  • Scheduled as CRON Jobs.
  • Intel NUC hardware running KVM