Awuah began his career with roles at Tractor & Equipment Ghana (now Mantrac) and Western Castings Limited, gaining early exposure to financial operations. He moved on to hold senior positions at multiple commercial banks in Ghana, starting off as a Finance Business Partner at Standard Chartered Bank Ghana from March 2003 to March 2005, before exiting to take up the Chief Finance Officer (CFO) role at the Ghana subsidiary of Nigerian headquartered United Bank for Africa. He stayed as CFO of United Bank for Africa Ghana from June 2005 to February 2008.[7]
He switched banks moving to work for Barclays Bank of Ghana (Absa Ghana) as Financial Controller. In 2010 he was seconded to Barclays Bank Egypt to assist the business in designing and rolling out its financial controls framework after which he was assigned to the Barclays Africa Regional Office in Dubai as a project lead on Management of Control Issues in ten Barclays Africa countries.[7]
In August 2012, he joined Ecobank Group and was appointed as Group Chief Finance Officer at Ecobank Capital, the investment banking arm of the banking institution. Awuah oversaw finance functions across seven countries, including Ghana, Nigeria, Côte d'Ivoire, Cameroon, Kenya, and Zimbabwe. He joined GCB Bank, Ghana's largest bank by branch networks, in March 2013 and exited the bank in April 2015. He served as the bank's CFO and was an executive director of the board at GCB Bank.[8][9]
From April 2015 to February 2019, Awuah served as the CEO of Universal Merchant Bank (UMB).[10][11] During his tenure, he led the bank from consistent losses to profitability within 18 months, implementing strategies with both private and public sector partnerships.[12] His leadership earned him the Finance Personality of the Year award at the 4th Ghana Finance Innovation Awards in 2018.[13]
In 2020, Awuah was appointed deputy CEO of the Ghana Association of Banks, succeeding D. K. Mensah as CEO later that year.[14]