Principal Security Research Engineer

Microsoft Security is at the forefront of making the world a safer place in an increasingly complex digital landscape. As a Principal Security Research Engineer in the Messaging and Web Security Research team, you'll be part of a global, multidisciplinary organization protecting hundreds of millions of users from cyber threats.

The role combines cutting-edge security research with practical engineering, focusing on protecting crucial communication channels like email, chat, and web browsing from sophisticated cyber attacks. You'll work on Microsoft's premier security products including Outlook.com, Microsoft Defender for O365, and Microsoft Edge.

This position offers a unique opportunity to tackle complex security challenges using advanced technologies including AI and machine learning. You'll be responsible for developing innovative solutions to combat phishing, ransomware, and other emerging threats. The role requires both strategic thinking and hands-on development skills, as you'll be prototyping new approaches and working across teams to implement security solutions at scale.

The compensation package is highly competitive, with a base salary range of $137,600 - $294,000 (varying by location), plus comprehensive benefits including industry-leading healthcare, educational resources, and investment options. The position offers up to 100% work from home flexibility with 0-25% travel requirements.

As part of Microsoft's Security organization, you'll be joining a culture centered on growth mindset and excellence, working with some of the brightest minds in security. This is an opportunity to make a significant impact on global cybersecurity while working with cutting-edge technology at one of the world's leading tech companies.

The ideal candidate combines deep technical expertise with strong collaboration skills, as you'll be working across disciplines and teams to drive innovation in security solutions. This role offers the chance to shape the future of digital security while protecting millions of users worldwide.