Richard Mason

Senior Security Engineer / Architect · United Kingdom

richm@richm.cloud LinkedIn Security Cleared

Profile Summary

Highly skilled Network and Security Engineer with 20+ years’ experience designing, implementing, and maintaining secure network infrastructures for public sector, defence, and enterprise clients. Proven ability to coach and mentor international customers in Security Operations and Threat Hunting, strengthening cyber resilience and operational capability. Adept in firewalls, routing/switching, F5 load balancing, and cloud networking (Azure, AWS, GCP). Recognised for delivering compliant, resilient solutions under pressure and providing expert guidance during incident response. Certifications include Incident Response, Cisco Security, TOGAF, F5, Checkpoint, and VMware Security.

Professional Experience

Senior Security Engineer / Architect — Broadcom (formerly VMware Carbon Black)

2024 – 2025 · Remote / Global
  • Coached public sector, defence, and enterprise clients worldwide in performing threat hunting using Carbon Black EDR.
  • Designed and delivered threat‑hunting workshops and Capture the Flag exercises to build SOC operational capability.
  • Enabled continuity of Point‑of‑Sale operations for a retail customer during a ransomware incident.
  • Designed and maintained secure, high‑availability network environments in air‑gapped infrastructures.
  • Troubleshot and optimised complex network and SSL configurations for global clients.
  • Provided presales architectural guidance, including network segmentation and firewall policies.
  • Retained post‑acquisition as a key technical resource supporting high‑priority customers.
Tech: Carbon Black EDR, SSL/TLS, F5, Cisco, Checkpoint, Palo Alto

Technical Consultant – Network & Endpoint Security — VMware Carbon Black

2019 – 2024 · EMEA
  • Delivered enterprise‑scale security architectures integrating EDR and cloud services to enhance Incident Response and Threat Hunting.
  • Recognised as a VMware CTO Ambassador for innovation and security architecture leadership.
  • Presented a masterclass in Brussels on EDR architecture for security professionals.
  • Automated endpoint configuration and server deployment with PowerShell & Python in serverless cloud workflows.
  • Resolved complex firewall, routing, and DNS performance challenges across client estates.
  • Contributed RFI and presales expertise to the largest EMEA deal in company history.
Tech: Carbon Black EDR, Azure/AWS, PowerShell, Python, DNS, Firewalls

Network & Cloud Solutions Engineer — Bytes Security Partnerships

2013 – 2019
  • Designed and implemented F5 load balancing and DNS infrastructures for global clients.
  • Delivered Azure and AWS networking solutions, including secure transit VPCs.
  • Improved uptime and resilience for government web platforms via secure re‑architecture.
  • Trained customer teams on firewall management and network monitoring tools.
Tech: F5 LTM/APM/GTM, Azure, AWS, Cisco

Network Security Engineer — First Option

2002 – 2013
  • Built and maintained high‑availability firewall pairs for enterprise clients.
  • Integrated MobileIron, LogRhythm SIEM, and JanusNet into complex network environments.
  • Provided long‑term network support and issue resolution for public sector organisations.

IT Helpdesk / Network Support Technician — Hampshire Constabulary

2002

Delivered front‑line system and network support for law enforcement operations.

Scientific Officer / Team Manager — ADAS Bridgetts

1994 – 2002

Introduced IT automation in laboratory environments, improving efficiency and reliability.

Key Skills

Security Operations & Threat Hunting

  • Incident Response, Threat Hunting (Carbon Black EDR, osQuery, STIX/TAXII, Yara, Kali, Wireshark)
  • Security Operations coaching & process improvement
  • Threat intelligence operationalisation
  • SIEM: LogRhythm, Splunk, ServiceNow

Network & Cloud Security

  • Firewalls: F5, Checkpoint, Cisco, Palo Alto
  • Switching & Routing (Cisco), VPNs, IPS, SSL, EDR
  • Load Balancing (F5 Elite)
  • Cloud networking: Azure, AWS, GCP

Technical Enablement

  • Python & PowerShell scripting for automation and API integration
  • Incident containment and forensic troubleshooting
  • Secure architecture design (TOGAF‑aligned)
Carbon Black EDR F5 LTM/APM/GTM Cisco Checkpoint Palo Alto Azure AWS GCP Python PowerShell

Certifications

  • Cisco Certified Specialist – Security Core (2025)
  • Carbon Black EDR / Cloud Certified
  • VMware VCP & VCTA Security
  • TOGAF Certified Enterprise Architect
  • F5 Elite (401), LTM (301), APM (304), GTM (302)
  • Checkpoint Certified Security Expert (CCSE)
  • Microsoft Azure Architect (Exam 534)
  • LogRhythm SIEM Advanced Admin
  • Cisco Certified Network Associate (CCNA)
  • A2 – Unmanned Aircraft Systems, Remote Pilot Certificate of Competence (CAA)

Education

BSc (Hons) Biology — University of Southampton

Personal Interests

Rugby, cricket, golf, swimming, running, cycling, tai chi, and drones.

Contact

Best way to reach me is email. I’m open to roles across Security Operations, Threat Hunting, and Security Architecture.