Brianna Heffernen
Security Engineering Manager at Datadog
- Role
- Engineering Manager at Datadog
- Location
- New York, NY, US
- LinkedIn followers
- 500 followers
About Brianna Heffernen
Brianna Heffernen is a cybersecurity professional with expertise in application security, DevSecOps, and software supply chain security. She has a proven track record of supporting Fortune 500 organizations in building secure software delivery practices, particularly in regulated and complex technical environments.Her work spans both engineering and strategic leadership. She began her career developing and deploying security solutions such as third-party application vetting pipelines, SAST/ SCA implementations, and custom tooling to accelerate application reviews. More recently, she has led cross-functional teams and defined enterprise-wide approaches to software security, including vulnerability management and the development of key risk indicators to assess and improve software delivery practices. Brianna also serves as a subject matter lead on software supply chain security.She is particularly interested in product and platform security, and in how secure software delivery continues to evolve alongside advancements in AI and modern infrastructure.
Experience
Engineering Manager
Oct 2025 — Present · New York, NY, US
Leading the Artifact Security team at Datadog
Education
University of Southern California
Master of Science - MS, Cybersecurity Engineering
2020 — 2021
The Academy of Notre Dame de Namur
High School
2009 — 2016
University of Southern California
Bachelor’s Degree, Computer Science and Business Administration
2016 — 2020
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