Onassis Walker currently serves as a Manager at Tetra Tech, having joined the company in August 2023. Prior to this role, Onassis held managerial positions at Adam Smith International from February 2019 to August 2023 and at IMC Worldwide as a Consultant from September 2017 to February 2019. Earlier experience includes roles as an Intervention Lead and Intervention Analyst at Adam Smith International from May 2016 to August 2017. Onassis Walker holds a Master of Science in International Financial and Political Relations and a Bachelor of Arts in History and Politics, both from Loughborough University.
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