Lead Security Engineer - Penetration Testing & AI Security

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Lead Security Engineer - Penetration Testing & AI Security based in India. This role offers an opportunity to lead application and AI security initiatives across a highly scalable, cloud-native technology environment. You will focus on protecting modern applications, APIs, microservices, and AI-enabled systems against evolving security threats. The position combines hands-on penetration testing, threat modeling, secure SDLC improvements, vulnerability management, and adversarial AI security testing. You will assess LLM applications, AI agents, RAG architectures, machine learning services, and third-party AI integrations. Working closely with Engineering, Product, Infrastructure, and AI/ML teams, you will turn security findings into practical improvements and reusable safeguards. This is a Lead-level individual contributor role with significant technical influence and opportunities to mentor engineers. You will help shape security practices for a global, remote-first organization operating at significant scale.