Principal Penetration Tester

Job not on LinkedIn

🔥 21 minutes ago

🇬🇧 United Kingdom – Remote

💵 £105k / year

⏰ Full Time

🔴 Lead

🔧 QA Engineer (Quality Assurance)

👻 Ghost score 0%

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Dragos, Inc.

WebsiteLinkedInAll Job Openings

501 - 1000 employees

Founded 2016

🏭 Manufacturing

📦 Logistics

💼 Consulting

💰 $74M Series D - Dragos on 2023-09

Manufacturing • Logistics • Consulting

Dragos, Inc. is a cybersecurity company specializing in operational technology (OT) and industrial control systems (ICS) protection for critical infrastructure. It provides an OT-native platform that delivers asset visibility, vulnerability management, threat detection, and response playbooks, backed by threat intelligence, managed services (including OT Watch and incident response), training, and compliance support. Dragos focuses on defending sectors like energy, utilities, manufacturing, transportation, and other industrial environments through a combination of software, intelligence, and expert services.

📋 Description

• Provide technical leadership across vulnerability assessments, penetration testing, and adversary emulation for customer engagements • Serve as primary technical lead and trusted advisor for complex industrial penetration testing, purple teaming, and vulnerability assessment engagements • Define OT penetration testing methodologies, assessment frameworks, and red team tactics informed by threat intelligence and adversary emulation • Design and lead offensive campaigns to uncover attack paths across IT/OT boundaries and industrial environments • Translate hands-on findings into strategic R&D priorities for proprietary tools, behavioral analytics, and detection content • Evolve internal playbooks, runbooks, and operating procedures • Engage executive stakeholders with cybersecurity guidance, risk prioritization, and remediation recommendations • Deliver presentations to C-suites, boards, and technical leadership • Represent Dragos through original research, conference presentations, whitepapers, and public engagements • Mentor engineering, threat intelligence, and consulting teams across functions

🎯 Requirements

• 8+ years of hands-on cybersecurity experience in vulnerability assessment, penetration testing, or red teaming within the OT space • In-depth knowledge of OT penetration testing methodologies in white, gray, and black-box contexts • Deep understanding of OT-specific architectures and services, including DCS, historians, SCADA networks, transmission/distribution management, AMI, related communication protocols, and other control systems • Extensive knowledge of OT cyber threats, attack paths, exploits, and adversary TTPs • Hands-on experience with Metasploit, Nmap, Kali Linux, Cobalt Strike, Burp Suite, common LOTL toolsets, and C2 frameworks • Advanced experience with routers, switches, load balancers, and firewalls; ability to analyze network traffic and host data in a cybersecurity context • Proven experience using large language models (e.g., Claude) to support penetration testing execution and reporting, including reconnaissance, exploit development, and drafting findings • Sound judgment in validating AI-generated output and securely handling client data • Strong report-writing and presentation skills for technical and non-technical audiences • Ability to work independently in a remote environment and coordinate across distributed teams • Willingness to travel up to 30–40% domestically and internationally • Must pass a background check as a condition of employment

🏖️ Benefits

• Competitive Equity Package • Comprehensive Benefits Plan

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