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Senior Security Researcher

Cobalt is a leader in pentesting-as-a-service, operating a global network of expert penetration testers to deliver continuous offensive security. We are seeking a passionate Senior Security Researcher to lead advanced research, create and refine methodologies, develop proof-of-concept exploits and tooling, publish findings, and help shape next-generation service offerings.

Skills

  • 7+ years of penetration testing or equivalent offensive security experience.
  • Proven security research and vulnerability discovery skills.
  • Exploit development and proof-of-concept creation experience.
  • Strong written and verbal communication, including presenting at events.
  • Tooling and scripting ability to support research workflows.
  • Active engagement in security community activities (CTFs, conferences, publications).
  • Ability to manage multiple priorities and work independently as a self-starter.

Responsibilities

  • Design and document cutting-edge security service offerings, methodologies, and checklists.
  • Conduct deep-dive research into emerging vulnerabilities, exploits, and attack techniques.
  • Develop proof-of-concept exploits and mitigation strategies for discovered issues.
  • Collaborate with a global network of 450+ penetration testers to share knowledge and drive consistency.
  • Build and improve internal research tooling to accelerate discovery and validation.
  • Publish technical research via whitepapers, blogs, and conference presentations.
  • Present findings at security conferences and participate in community events (e.g., Defcon villages).
  • Contribute to developing training materials, mentorship, and thought leadership within the team.

Education

  • Bachelor’s degree in Computer Science, Cybersecurity, or related field, or equivalent practical experience.
  • Advanced degrees or relevant certifications are beneficial but not required.
  • Ongoing professional development and community engagement strongly encouraged.

Benefits

  • 401(k) program (US)
  • Medical, dental, vision, and life insurance (US)
  • Equity + competitive salary
  • Wellness, WFH equipment, internet, and learning & development stipends
  • Generous paid time off and paid parental leave
  • Remote-first work environment and global collaboration opportunities
  • Conference attendance and professional development support
To read the complete job description, please click on the ‘Apply’ button
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CEO of Cobalt
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Russell Inman
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Cobalt helps associations, certification organizations, and businesses find hidden value in their customer data.

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DEPARTMENTS
SENIORITY LEVEL REQUIREMENT
TEAM SIZE
SALARY RANGE
$130,000/yr - $150,000/yr
EMPLOYMENT TYPE
Full-time, remote
DATE POSTED
August 16, 2025
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