Microsoft's Viva Engage team (formerly Yammer) is seeking a Senior Security Software Engineer to join their innovative platform that connects millions of employees worldwide through communities. This role focuses on driving AI applications and copilot adoption while ensuring digital safety and security standards. You'll be working on privacy and security assessments, implementing controls for Responsible AI, and conducting threat modeling for new features. The position offers a hybrid work environment with up to 50% work from home flexibility. As part of Microsoft's mission to empower every person and organization globally, you'll contribute to building secure, scalable solutions while working with cutting-edge technologies. The role combines technical expertise in security engineering with privacy compliance knowledge, making it an excellent opportunity for someone passionate about building secure enterprise solutions at scale. Benefits include comprehensive healthcare, educational resources, and work-life balance programs.