Principal Software Engineer/ Architect

Security represents the most critical priorities for our customers in a world awash in digital threats, regulatory scrutiny, and estate complexity. Microsoft Security aspires to make the world a safer place for all. We want to reshape security and empower every user, customer, and developer with a security cloud that protects them with end to end, simplified solutions. The Microsoft Security organization accelerates Microsoft’s mission and bold ambitions to ensure that our company and industry is securing digital technology platforms, devices, and clouds in our customers’ heterogeneous environments, as well as ensuring the security of our own internal estate. Our culture is centered on embracing a growth mindset, a theme of inspiring excellence, and encouraging teams and leaders to bring their best each day. In doing so, we create life-changing innovations that impact billions of lives around the world.We are hiring a Principal Software Engineer / Architect to help define the future of Microsoft's Public Key Infrastructure (PKI) platform—the foundation of trust that secures identities, services, devices, and communications across Microsoft and for our first-party and third-party customers. Our platform powers the complete certificate lifecycle for both public and private PKI, enabling secure authentication, encryption, code signing, workload identity, and emerging cryptographic scenarios at global scale. PKI is far more than a service—it is the trust fabric at the heart of modern security. As cyber threats continue to evolve and industry standards rapidly change, our mission is to build a platform that makes security the default experience, enables cryptographic agility, and empowers Microsoft and our customers to confidently adopt the next generation of security technologies. We are looking for a technical leader who is passionate about building highly secure, resilient, and globally distributed platforms while driving the architectural vision for one of Microsoft's most critical security investments.