Paul Y.

Senior Cyber Security and Systems Engineer

Demeon LLC delivers senior-level cybersecurity engineering and architecture for organizations that need a real engineer in the room — not a slide deck.

• Location: Remote (US)
• Availability: Open to projects
• Hourly rate: €132
• Languages: English

About

Paul Leighton Paul Y. III is a Principal Security Engineer with over 15 years of experience in security architecture, application security, and platform defense within enterprise and regulated environments.

He is adept at leading the full security lifecycle, from threat modeling and penetration testing to incident response and secure software development. Paul excels at integrating security into CI/CD pipelines, cloud platforms, and distributed systems by collaborating with engineering, infrastructure, and product teams.

Specialisms

• security-architecture
• other
• cloud-security
• vulnerability-assessment
• awareness-training

Skills

• Security Architecture
• Zero Trust Architecture
• Network Segmentation
• Application Security
• Threat Modeling
• Penetration Testing
• Vulnerability Management
• Secure SDLC
• Defense-in-Depth
• Cloud Security (AWS)
• Cryptography & PKI Concepts
• Software Supply Chain Security
• CI/CD Security Automation
• Incident Response
• Bug Bounty Programs
• Secure Networking
• API & Web Protocol Security
• MACE UEBA
• DevSecOps
• Splunk
• Nessus
• Symantec DLP
• Symantec Control Compliance Suite
• Symantec Encryption

Services offered

• Proof of Concept and Technology Evaluation Sprint
• Tiger Team Engagement ($175 / hour)
• Cloud Security and DevSecOps Engagement
• Fractional vCISO (Strategic) — Monthly Service ($5,000)
• Fractional vCISO (Standard) — Monthly Service ($3,500)
• Fractional vCISO (Essential) — Monthly Service ($1,750)

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