Nana joined the National Development Planning Commission (NDPC) in December 2000, as a technical staff of the Monitoring & Evaluation (M&E) Division where he has since been to date. He was assigned the oversight responsibility as Head of Division in June 2021. His duties include coordinating the preparation of the national Annual Progress Reports (APRs). He co-led the Mid-term Evaluation of the Medium-term National Development Policy Framework, Agenda for Jobs, 2018 -2021’; was the co-lead person for the draft National M&E Policy; was the compendium leader for the National M&E Manual; he coordinated the drafting of two principal legislations for the Commission- the National Development Planning (System) Regulations, 2016 (L.I.2232) and the National Development Planning Commission Regulations, 2020 (L.I. 2402). He is the transition coordinator for MiDA’s continuity plan with the Commission.  Additionally, Nana serves as a member on three (3) national project steering committees. They are the Greater Accra Resilient and Integrated Development (GARID); the Savannah Integrated Biodiversity Conservation Initiative (SIBCI) and the Biosphere Reserve and Ecosystem Services. The projects seek to regenerate resilience to safeguard the ecosystem of Ghana. 
Since November 2018 till date, the services of Dr. Opare-Djan had been engaged by the ECOWAS Commission as the lead Planning and M&E Expert for Ghana to facilitate the evaluation of ECOWAS Vision 2020; the Regional Strategic Framework (2011 to 2015); the Community Strategic Framework (2016 to 2020) and to draft the ECOWAS M&E policy; and the ECOWAS Vision 2050. This policy seeks to track the consolidation of the foundation for the creation of a borderless, prosperous, integrated and peaceful West Africa. In January 2021, Nana coordinated the ministerial meeting for ECOWAS Ministers of Planning to validate the draft ECOWAS M&E policy which has since been approved by the ECOWAS Council of Ministers, at its 85th Ordinary Session and adopted by the Authority of ECOWAS Heads of State and Government. Nana chairs the Forum of M&E Experts of the 15-member states of ECOWAS in addition to playing the role as Chair of the Technical Management Committee of Twende-Mbele, a South African based organisation that fosters partnerships with African governments that wish to strengthen the utilisation of M&E results as evidence for decision making to improve performance and to enhance accountability in the public sector through country-specific and home-grown peer learning practices.     

Dr. Opare-Djan, Nana possesses in combination a unique set of skills, as a development planning professional, a seasoned public servant, a legal expert, an evaluator, a facilitator-trainer, a researcher, an academic, and a strategist with 38 years’ experience in participatory training, research and evaluations. Dr. Opare-Djan has vast international work exposure and/or studied in Ghana, Germany, The Netherlands, Italy, Denmark, Philippines, South Africa, Kenya, Tanzania, Uganda, Benin, Mali, Nigeria, Niger and USA. Nana holds a PhD in Environmental Science with Evaluations as his specialist field; he has 2 Masters degrees; and 2 Bachelor’s degrees; in addition to other postgraduate certificates in Planning, Law, Public Administration, Development Policy and Project Management. He is the elected Honorary Secretary for the Ghana Institute of Planners (GIP); member, Chartered Institute of Marketing Ghana (CIMG); member, Ghana Monitoring and Evaluation Forum; member, Ghana Social Accountability Mechanism (GSAM) forum and the Mutual Accountability Framework (MAF) sponsored by USAID and DfATD respectively.