Dr. Al Hajari began his career teaching at the Department of Geology at Qatar University where he remained until 2002. He got involved with Qatar Foundation (QF) from its inception, serving as vice-chairman from 1995 until 2011.
He also founded and managed many organizations, he was a founding member of Qatar Academy, QF's first school, founder and vice president of Qatar Leadership Academy, creator and chairman of the Qur'anic Botanic Garden, founder and chairman of Qatar Music Academy and Qatar Philharmonic Orchestra, founder and general supervisor of Al Noor Institute for the Blind, and founder and chairman of The Friends of the Environment Centre in Qatar.
Dr. Saif is an Advocate for the Ten Principles of the United Nations Global Compact and an International Ambassador for the Gulf Network for Social Responsibility.
Apart from the initiatives developed, Dr. Al Hajari was bestowed and honored with many awards.
After an exceptional career history, Dr. Al Hajari co-founded Mubadara for Social Impact and acts as its President, with a vision to help and guide institutions to leave a legacy of societal impact through investing in proper CSR initiatives, enabling them to leap to another level of reputation enhancement and respect.