Company Overview: Dune Security’s User Adaptive Risk Management solution proactively prevents insider threats and social engineering by simulating multi-channel attacks, scoring user risk, and adapting training and controls in real time. Powered by AI, we quantify employee risk with comprehensive data and automatically deliver user-adaptive training and intervention. For higher-risk users, our platform integrates seamlessly with the broader security stack to dynamically implement controls. Backed by Craft Ventures, Toba Capital, Alumni Ventures, Firestreak Ventures, and Antler, we empower CISOs to proactively manage human risk—the leading cause of cybersecurity breaches—and build safer, more resilient organizations.

Role Overview

Dune Security is seeking a Senior SDET to champion the quality and reliability of our platform. Embedded within a cross-functional product engineering team, you will lead the end-to-end testing lifecycle—from proactive test planning and automation development to issue diagnosis and resolution. This role is instrumental in ensuring our products meet the highest standards of performance, security, and usability, while directly impacting enterprise customer success.

Key Responsibilities

Qualifications

Required:

• 4+ years in SDET, QA automation, or related software testing roles.
• Deep understanding of QA methodologies, test design, and defect lifecycle management.
• Proficiency in automated testing frameworks and scripting languages (e.g., Playwright, Cypress, Selenium, Python, TypeScript).
• Strong debugging skills across web frontends, backends, and distributed cloud-based systems.
• Hands-on experience querying MongoDB (e.g., using find, aggregate, and pipeline operations).
• Excellent written and verbal communication, especially in technical reporting and cross-functional collaboration.
• Willingness and ability to work on-site at the New York office five days per week.

Preferred:

• Experience supporting enterprise customers or handling high-severity production issues.
• Familiarity with identity protocols and integrations (e.g., SSO, SCIM, Entra ID, Google Workspace).
• Prior involvement in scaling test infrastructure and continuous integration pipelines.

Why Join Dune Security?

• High-growth cybersecurity startup backed by leading investors.
• Opportunity to build and scale a critical engineering function with direct impact on the company’s success.
• Exposure to senior leadership and close partnership with Engineering and Product teams.
• Competitive salary, meaningful equity package, and comprehensive benefits.
• Mission-driven work that helps enterprises protect against today’s most pressing cybersecurity threats.

Additional Details

• Location : NYC. Candidates should reside within a commutable distance of our Soho, Manhattan office.
• Hours : Full time.

Joining Dune Security provides an exciting opportunity to continue your career in cybersecurity with a cutting-edge company. If you’re passionate about learning and making an impact in the security space, we encourage you to apply.

Note: Dune Security is an equal opportunity employer and values diversity. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.