She began her studies at an early age in Cairo, and was appointed as a Demonstrator in The flute Department. After receiving her bachelor's – Excellent degree1982 , She traveled to France in a scholarship – from 1983 to 1990. She has got two masters degrees in 1985 and a doctorate in "EcoleNormale de Musique de Paris" in1989. Afterwards, she was appointed as a professor in The Conservatoire Institution - in the Department of Blowing instruments (1990) and Assistant Professor (1995) and a Professor (2001). She was Appointed as a Head of Department of Blowing and percussion instruments from 2002 to 2004 .
She worked as The Dean of The Conservatoire from 2004 to 2010. then a Vice-President of The Academy of Arts from 2009 to 2012. She joined Cairo Symphony Orchesra in The Egyptian Opera House as the first soloist of flute and was chosen as a director of Cairo Symphony Orchestra from 2003 to 2012. For the first time in Egypt she established a "Flute Learning Class" for children of an early age through the Talent Development Center in The Opera House (1999) . Plus , she is the Artistic Advisor for the Association of " Al Nour Wa Al _Amal" for the special needs as (voluntary work) , and was recently elected as The sixth president of The Arab Music Complex – Subjected to The Arab League for the four coming years , she worked as The Head of The National Cultural Center – ( The Egyptian Egyptian Opera House Until 2018.
Inas Abdel-Dayem has participated in many concerts in France, Cannes, Nice, Cannes, Marseille, Mayan, Paris, Toulouse, X-en-Provence and Montpellier, as well as concerts with the UNESCO International Orchestra in Paris and X-en-Provence Orchestra. In addition, she has presented solo concerts with the Conservatory Orchestra and Cairo Symphony Orchestra, in Cairo and in several European and Arab countries such as: Czechosovacia, Italy, Germany, Spain, Japan, USA, England, Austria, Belgium, Netherlands, Greece, Syria, Jordan, Lebanon, Algeria, Oman, Switzerland, many areas in China, United Arab Emirates (Dubai, Abu Dhabi, Sharjah). She has participated in several European radio programs, - Radio France in Paris- and several Arab and Egyptian radio and television channels .
-Inas Abdel-Dayem represented Egypt in many official international cultural and artistic events , festivals and conferences including: The Nantes Art Festival in France (1995); The Mediterranean Orchestra Festival in Marseilles (France), Thessaloniki Festival of Creative Women in Greece (2000);The Head of The Delegation of The Conservatoire for Blowing and percussion instruments (2005) in Mayan ,UNESCO and France. She has been invited as a Master Class in Syria, Jordan and Algeria, and as an external examiner in Kuwait, Jordan and Syria, as well as she has got an invitation from The Scientific Conference of Universities from Kuwait and Finland. She also participated as a jury member of Sultan Qaboos Prize for Culture, Arts and literature (November 2013). She was elected as a member of The Supreme Council of Culture, The Board of Directors of the Arts Center of the Bibliotheca Alexandrina (2013) and The Arab Music complex- subjected to The Arab League in which she represented Egypt for four consecutive years until 2017. In 2014 , she was chosen as the guest of honor of Sharjah International Music Festival,and a jury member in the seminar of The Ministry of Scientific Research with The British Council.
- In August 2015, Inas Abdel Dayem prepared the celebrations of The Opera House held on the occasion of the inauguration of The New Suez Canal, which was attended by The President of Egypt and numbers of kings and presidents. The celebrations were appreciated by the local and international media.
- In January 2016, she was assigned to prepare the celebrations, of The Egyptian Opera House, of the inauguration of The Egyptian-Chinese Cultural Year, which was attended by The presidents of Egypt and China in Luxor. In the same month ,she was chosen as a member of The National Council for Women. In March, she represented Egypt in the celebrations of the 50th anniversary of Berlin Stock Exchange in Germany, in which she participated in "Cairo Steps Ensemble" with two concerts organized by Tourism Promotion Authority on the German Academy of Arts' Theater in the presence of a number of German ministers, artists and politicians. In April, she was assigned to organize the official presidential receptions in King Abdeen Palace for receiving King Salman Bin Abdul Azir (The President of Saudi Arabia), The President Francois Oland (The President of France) and His Highness Hamad Bin Issa Al Khalifa (The King of Bahrain). She was dedicated the shield of Ismaili province for her great efforts in The Opera House and for her efforts in organizing the commemoration of the first anniversary of The departure of the poet Abdul Rahman Al-Janoudi in The province of Ismailia, in the presence of Mohab Mamesh, The Head of Al-Suez Canal Authority and The journalist Hilmy Al-Namnam- The Former Minister of Culture and The Major General Yasin Taher-The Governor of Ismailia.
-Inas Abdel-Dayem received several international and local awards, including: First Prize of The Union of Music Institutes of France , The Best Artist of The North Korean Art Festival (1999); The Encouragement Award in the Arts 2000, she received many honors and certificates of appreciation including: from Song Akwa, The Chinese Ambassador of China in Egypt, as the first woman as the head of the Egyptian Opera House after the revolution and the best flute player in the Arab world, and the honor of CARE International on the occasion of International Women's Day, Omani Women for her overall work - artistic and administrative career - as one of the most prominent women's artistic figures in Egypt and the Arab world. She was given the shield of the Faculty of Education in Kuwait and was honored in the occasion of celebrating the cultural relations between Egypt and Russia. She also was honored by : Children's Cancer Hospital Foundation 57357 on the occasion of UNESCO World Poetry Day, Iraq, Sudan, Afaq Foundations, Dar Al Tahrir Foundation, South Sinai Governorate, was also honored in The Cultural Festival in Sharjah, Deir Geast Magazine, Egyptian Catholic Film Center, Al-Jazira Club, Al-Youm Newspaper, and Hurriyety Magazine.
- Inas Abdel-Dayem also was the supervisor of several scientific doctorate and master's degree in arts in many Egyptian universities and institutes. She participated in the preparation of educational syllables and she headed several scientific, artistic and cultural committees in Egypt and Arab countries