Microsoft Security is seeking a Senior Software Engineer to join their Red Team Engineering team, focusing on developing red team tools and intelligent attack emulation services. This role combines security expertise with AI implementation to automate complex attacker scenarios. The position is part of Microsoft's broader mission to make the world safer through comprehensive security solutions. The team develops tools used by human red team operators and builds automated attack emulation services to help improve security defense capabilities. The ideal candidate will bring deep AI research experience into production services, working in a culture that values growth mindset, excellence, and innovation. This role offers the opportunity to work on cutting-edge security technologies while contributing to Microsoft's mission of empowering every person and organization globally. The position includes competitive compensation, comprehensive benefits, and the chance to work with diverse, passionate professionals in a remote-friendly environment. The team values thoughtful engineering, strong peer relationships, and outcome-focused development, making it an ideal opportunity for security professionals passionate about applying AI to cybersecurity challenges.