· MSU Research Foundation Professor, Michigan State University2024–
· Chair Of Medicine, Michigan State University College of Human Medicine2023–
· Founder, Proton Bio, Inc (Current)2022–
· Chief Editor, Cardiovascular And Hematologic Drugs Section, Frontiers in Drug Discovery (Current)2021–
· Co-Chief Of Cardiology, University of Maryland School of Medicine2020–2023
· Director Of Cardiology Research, University of Maryland School of Medicine2018–2023
· Melvin Sharoky MD Professor Of Medicine, University of Maryland School of Medicine2018–2023
· Chair, Accelerating Drug Repurposing Incubator (ADRI), Vanderbilt University Medical Center2016–2018
· Cardiologist, Department of Veterans Affairs2009–2018
· Associate Professor Of Cardiovascular Medicine, Pharmacology, And Cell And Developmental Biology, Vanderbilt Univers