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Sr Active Defense Engineer

Workday · USA.VA.Reston · On-site

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About Workday

Experience a new way to work with Sana and agentic AI from Workday. Backed by Greylock, NEA and Menlo.

About the role

As a member of the Active Defense team, you will get an opportunity to collaborate with a large cross-section of teams across Workday to understand the threat landscape, execute threat hunting and offensive security exercises and discover potential vulnerabilities. You will test detection coverage, perform gap analysis and then use this information to develop and refine alerting logic. You will also help develop adaptive and AI-assisted detection and response capabilities.

What they're looking for

  • 8+ years of proven abilities in one or more of: incident response, intelligence analysis, vulnerability assessment, security engineering or security operations
  • Experience researching cybersecurity threats and creating security solutions
  • Experience using AI-based discovery and exploit creation tools to mimic adversary capabilities
  • Experience in a general-purpose programming language like Python, Java, Kotlin, Scala, or JavaScript
  • Experience responding to cybersecurity incidents and helping to mitigate threats
  • Experience reverse engineering malware, suspicious code and vulnerabilities
More about this role

We’re obsessed with making hard work pay off, for our people, our customers, and the world around us. As a Fortune 500 company and a leading AI platform for managing people, money, and agents, we’re shaping the future of work so teams can reach their potential and focus on what matters most. The minute you join, you’ll feel it. Not just in the products we build, but in how we show up for each other. Our culture is rooted in integrity, empathy, and shared enthusiasm. We’re in this together, tackling big challenges with bold ideas and genuine care. We look for curious minds and courageous collaborators who bring sun-drenched optimism and drive. Whether you're building smarter solutions, supporting customers, or creating a space where everyone belongs, you’ll do meaningful work with Workmates who’ve got your back. In return, we’ll give you the trust to take risks, the tools to grow, the skills to develop and the support of a company invested in you for the long haul. So, if you want to inspire a brighter work day for everyone, including yourself, you’ve found a match in Workday, and we hope to be a match for you too.

Our Active Defense team is a group of highly skilled and dedicated...

Read the full posting on Workday's site ↗

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