Stacy Steffen, CAE, is currently a Sr. Program Manager for NA Standards & Procedures in Workplace Health & Safety at Amazon. Previously, Stacy served as a Global Ergonomics Manager at TikTok from 2022 to 2025 and held the position of Associate Ergonomist III at Humanscale from 2017 to 2022. Additionally, Stacy worked as a Biomechanics Research Scientist at Brooks Running from 2010 to 2017 and briefly as an Ergonomics Consultant with ErgoFit Consulting, Inc. in 2017. Stacy also managed the Biomechanics Lab at Humboldt State University from 2008 to 2010.
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