In 2015, Modie was appointed Chief of Staff to the Group Managing Director (GMD) of Nigerian National Petroleum Corporation (NNPC), Nigeria’s National Oil Corporation,Following her initial appointment to the position of the Chief of Staff to the Group Managing Director (GMD) of Nigerian National Petroleum Corporation (NNPC), Nigeria’s National Oil Corporation, the GMD was also appointed as Nigeria’s Cabinet Minister of State for Petroleum Resources and named as the Chairman of the Board of the Corporation, as provided for under Section 1(2) of the Nigerian National Petroleum Corporation Act of 1997, as amended on 4 July 2016.[25] Her primary responsibility as Chief of Staff expanded to manage these three key positions of her principal. Aside from being responsible for the oversight and organization of all managerial and key stakeholder activities within these offices, she was also given a key role as the Coordinator of Nigeria’s Ministry of Petroleum Resources’ Programme Management Office (PMO) which was responsible for the implementation and provision of leadership direction for the “7 Big Wins” – Nigeria’s Petroleum Sector Reform programme which focused on short and medium term priorities to grow Nigeria’s Oil and Gas industry. She assumed duty as Chief of Staff in August 2015 and handed over in May 2019.
In 2015, Modie was appointed Chief of Staff to the Group Managing Director (GMD) of Nigerian National Petroleum Corporation (NNPC), Nigeria’s National Oil Corporation.
At NNPC, Modie was involved in development and execution of the 20 fixes Initiative of the former GMD aimed at transforming the Corporation and repositioning it to become a transparent and profit-yielding entity; the successful implementation set the tone for turning the profit curve resulting to a first ever profit in a 15-year period in July 2016.
She further championed partnerships between the Nigerian National Petroleum Corporation (NNPC) and the United Kingdom Department for International Development (DFID) with the objective to foster transparency in the Nigerian Petroleum Industry.
Modie in 2012 worked as the Managing Director/Chief Executive Officer of NOIPolls Limited [12][13](a company founded by Ngozi Okonjo-Iweala). Modie was featured in Business Day where she was referred to as “a dynamic woman with skills that show in the ways she carries out her work” and “the first woman to have headed Nigeria’s leading independent opinion polling and research organization”[14]. Under her leadership, NOIPolls grew in visibility across the West African region and the continent[15][16].[17] [18] [19] [20].[21] The company won various awards; the Global Excellence Quality Award for the “Global Most Innovative Consumer Research and Data Analysis Company” for the year 2014 and the Pan-African Distinguished Achievers Awards (PADAA)[22] for “West Africa’s No.1 Opinion Polling Research Organization”. In 2015, the company also won the African Quality Achievement Award for “Africa’s Most Reliable Quality Opinion Research and Polling Service Provider”, Nigerian Brands Organisation’s “Most Innovative and Impactful Market Research Agency of the Year-Platinum Award” and “Opinion Polling Company of the Year” by the African Development Magazine.[23]