Senior/Principal Penetration Tester jobs in United States
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TrustFoundry · 21 hours ago

Senior/Principal Penetration Tester

TrustFoundry is a specialist penetration testing consultancy based in Kansas City, focused on delivering high-quality offensive security work. The role involves performing in-depth application penetration tests and collaborating with a senior team on complex client environments.

Information Technology & Services

Responsibilities

Perform in-depth application penetration tests across modern web technologies
Tackle complex and interesting client environments
Deliver high-quality reports and present findings to both technical and non-technical stakeholders
Collaborate closely with a small, senior team on challenging projects

Qualification

Web application penetration testingOffensive security skillsetReport writingLeading engagementsCode readingSecurity community participationCertifications OSCPCertifications OSCECertifications etc.Relevant educationCommunication

Required

Strong experience performing complex web application penetration tests
A well-rounded offensive skillset across areas such as infrastructure, cloud, red team, mobile, or social engineering
Ability to produce clear, professional reports and communicate findings effectively to diverse audiences

Preferred

Experience leading engagements end-to-end (scoping → execution → delivery)
Original research, CVEs, or open-source tooling
Participation in the security community (CTFs, projects, talks, etc.)
Ability to read and write code in common languages
Excellent written and verbal communication
Relevant education or self-directed learning (MOOCs, books, labs)
Certifications such as OSCP, OSCE, OSWE, OSWA, CRTO, CPTS, CAPE, BSCP, CWEE or similar

Benefits

Unlimited PTO – we trust adults to manage their time
Real R&D time – research, tooling, CTFs, and skills development are encouraged
Training & conferences supported
Medical & dental (US FTE)

Company

TrustFoundry

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TrustFoundry is a full service security firm that focuses on penetration testing and secure design.

Funding

Current Stage
Early Stage

Leadership Team

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Alex Lauerman
Security Consultant | Founder
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Company data provided by crunchbase