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Christie Obiaya


Headshot of Christie Obiaya
Christie Obiaya has been a Director of Tetra Tech since 2023.
Ms. Obiaya joined our Board in January 2023. She has served as Chief Executive Officer of Heliogen and a member of its Board of Directors since February 2023. She also serves as Head of Heliogen’s Executive Committee. She previously served as the Chief Financial Officer of Heliogen from March 2021 to February 2023. From 2017 to 2021, she served as Chief Financial Officer and Head of Strategy for Bechtel’s multi-billion-dollar, global Energy business unit. She also held various leadership roles at Bechtel in finance; strategy; and project development, investment, and execution from 2010 to 2017. Prior to joining Bechtel, Ms. Obiaya worked on renewable energy projects supporting energy access for rural communities in Kenya and India from 2008 to 2009. She began her career as an engineer at a multinational consumer goods company from 2004 to 2008, designing products and scaling up manufacturing processes. Ms. Obiaya holds a Master of Business Administration and a Bachelor of Science in Chemical Engineering from the Massachusetts Institute of Technology.
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