Dr. Mahasneh is the current CEO at Tawfiq Gargour Shipping Company and chairman of Edama (Sustainability of Water, Energy and Environment) Society. Prior to this, Dr. Mahasneh has held various positions over the years. From 1980–1984, he was the General Manager at the Marine Science Station in Aqaba. In 1984, he became the Secretary General of the Aqaba Region Authority, where he remained until 1991. From 1991–1996, he served as the Director General of Aqaba Ports. In 1996, he served as Secretary General of the Jordan Valley Authority until 1999. He then worked as a consultant from 1999 until 2001. He also was an Assistant Professor at Yarmouk University and is at the board of Trustees of the German Jordan University.
Dr. Mahasneh was a Co-Chairman of the joint Water Committee with Syria and the Co-Chairman of the joint Water Committee with Israel.
Dr. Mahasneh was awarded the Independence Medal of the First Order, Distinguished Performance Medal of the First Order, and the International Organization for Conservation of Nature Appreciation Award.
He holds a Bachelor of Science from the University of Jordan, and a PhD in Water and Marine Sciences and post doctorate from Duke University, where he also was a Fulbright Fellow.