BioRender is revolutionizing scientific communication, making it more accessible and collaborative across the globe. As a Senior/Lead Security Engineer, you'll play a crucial role in protecting our platform that has impacted over 54,000 publications. The position demands expertise in ethical hacking, penetration testing, and security architecture, with responsibilities spanning from application security to incident response. You'll work with cutting-edge technologies and lead security initiatives while mentoring team members. The role offers the flexibility of remote work and the opportunity to contribute to a mission-driven organization that's backed by prestigious investors like Y Combinator. You'll be joining a company with a world-class NPS and a community of users across 200+ countries, making a direct impact on scientific discovery and communication. The ideal candidate brings 5+ years of security experience, strong technical skills, and a passion for building robust security solutions in a fast-paced environment.