Lead Security Engineer

Join Us At The Forefront Of Ai Coding Security

Join us at the forefront of AI coding security as we tackle one of the most critical challenges in software development today. You'll pioneer industry-leading research on "vibe coding" security, working directly with our cutting-edge AI Agent to make code generation safer and more secure. This is a unique opportunity to shape the future of AI-assisted development while collaborating with security industry leaders and protecting millions of developers worldwide.

You Will

Lead the industry on vibe coding security research and prevention techniques

Improve Replit's security posture through improved use of static and dynamic analysis, cloud security posture, and access control management.

Respond to security incidents and communicate security advisories to Replit users

Examples Of What You Could Do

Partner with security industry leaders on vibe coding security research and best practices

Model threats on new features in development, shaping them to be more secure

Improve Replit's AI Agent to produce more secure code, and to detect and fix issues when they occur

Required Skills And Experience

Bachelor's degree in Cybersecurity, Computer Science, or related field, OR equivalent real-world experience in security engineering roles

7+ years of experience in information security with at least 3 years in a senior / lead role

Experience with cloud security posture management (GCP, AWS, or Azure)

Experience with security tools and technologies (SIEM, SAST, DAST)

Strong understanding of cryptography, PKI, and secure communication protocols

Experience with compliance frameworks (SOC 2, ISO 27001, PCI DSS)

Preferred Qualifications

Experience supporting engineering teams to build secure-first software

Experience securing platform as a service environments

Knowledge of sandbox technologies and secure code execution environments

Experience with threat intelligence and security research

Previous experience at a high-growth technology company

Bonus Points

Advanced degree in Cybersecurity or related field

Experience with securing AI / agentic systems

Experience partnering with leading companies on security research

Open source security project contributions

What We Value

Problem-solving mindset : Ability to approach complex operational challenges systematically and devise effective solutions

Self-directed and autonomous : Capable of working independently while collaborating effectively with cross-functional teams

Strong communication skills : Ability to explain complex technical concepts to both technical and non-technical audiences

Continuous learning : Passion for staying current with industry best practices and new technologies

Focus on automation : Strong belief in automating repetitive tasks and building self-healing systems

Full-time employee benefits include competitive salary & equity, 401(k) program, health, dental, vision and life insurance, short term and long term disability, paid parental, medical, caregiver leave, commuter benefits, monthly wellness stipend, autonomous work environment, in office set-up reimbursement, flexible time off (FTO) + holidays, quarterly team gatherings, in office amenities.