Marie Walker

Marie Walker is a seasoned professional with extensive experience in operations training and transformation within the energy sector. Currently serving as the Senior Director of Operations Training at MBTA since September 2023, Marie previously held various leadership roles at NiSource from December 1988 to December 2022, including Vice President of Transformation Gas and Training, where responsibilities included developing work management technology roadmaps and enhancing leadership effectiveness through targeted training programs. Marie also directed initiatives to improve operational processes and risk mitigation strategies. The educational background includes a Bachelor's degree in Accounting from the University of Massachusetts Dartmouth.