Security Architecture Lead

About the job

Responsibilities

• Define the long-term vision and ensure consistency for security architecture across complex infrastructure and product projects.
• Provide high-level guidance and mentorship to security engineers, fostering technical excellence and rigorous security design.
• Lead cross-functional squads through complex security implementations from design to production deployment.
• Define and maintain the authoritative 'Source of Truth' for Replit’s secure architecture.
• Drive the design for secure bootstrapping and multi-layered trust, enforcing isolation principles at all levels.
• Actively identify, document, and quantify architectural security risks and translate them into actionable risk profiles for executives.
• Oversee and conduct deep-dive security reviews for core product features and infrastructure.
• Own the architectural strategy for Availability and defense against DoS threats.
• Partner with GRC teams to translate architectural designs into audit-ready documentation and control frameworks.
• Act as the technical bridge for the Sales team, addressing complex security inquiries from enterprise customers.

Requirements

• 8+ years of experience in security engineering or security architecture.
• Proven experience as a Technical Lead, steering large-scale projects and guiding senior engineers.
• Experience writing and maintaining architecture documents.
• Deep expertise in cloud-native security architecture for multi-tenant SaaS products (GCP experience is a plus).
• Experience designing secure boot, hardware/Cloud-KMS-rooted trust, and multi-layered defense systems.
• Strong understanding of isolation technologies and DDoS mitigation.
• Exceptional ability to communicate technical risk to engineering and executive audiences.
• Strong track record of contributing to Cybersecurity Risk Register.
• Systems Thinking: Ability to see the 'big picture' and understand security impacts across the entire stack.
• Technical Influence: Ability to drive technical alignment through expertise and collaboration.
• Autonomy: Comfortable leading major technical initiatives with minimal oversight.
• Problem-Solving Mindset: Passion for breaking down complex security challenges into scalable engineering solutions.

Benefits

• Competitive Salary & Equity
• 401(k) Program with a 4% match (US Only)
• Health, Dental, Vision and Life Insurance
• Short Term and Long Term Disability
• Paid Parental, Medical, Caregiver Leave
• Flexible Time Off (FTO) + Holidays
• Commuter Benefits (In-Office Only)
• Monthly Wellness Stipend
• Autonomous Work Environment
• In Office Set-Up Reimbursement (In-Office Only)
• Quarterly Team Gatherings
• In Office Amenities (In-Office Only)