Mrs. Kassymova began her career as a teacher in a rural school in the Tarbagatai district of the East Kazakhstan region. In 1978, she graduated from the Ust-Kamenogorsk Pedagogical Institute. She was elected as a secretary of the Komsomol Committee of the Energy College of Ust-Kamenogorsk. From 1978 to 1986 Mrs. Kassymova worked in various positions in the Komsomol system. In 1989 she transferred to a party work; was elected as a secretary of the district party committee of the Tavrichesky district of the East Kazakhstan region, then as a deputy chairman of the executive committee of Ust-Kamenogorsk.
Mrs. Kassymova worked as a head of the trade department, then as assistant of mayor of the Bostandyk district. She established and headed the public foundation “Astana” to support the education, culture of the capital under the assistance of the mayor of Astana. During the formation of Astana, Mrs. Kassymova participated in the first and subsequent presentations of the city, where different concerts, creative evenings of the world’s leading stars such as V. Spivakov, M. Magomaev and J. Sinyavskaya, E. Yevtushenko, N. Mikhalkov, author’s evenings of F. Ungarsynova, Ulukbek Esdaulet , T. Mukhamedzhanova were taken place. Mrs. Kassymova was the initiator of the opening of the first family-medical outpatient clinic “Demeu”, festivals “Shabyt”, KVN and many others.
While working as the director of the college, major repairs have been made to the buildings of the educational building and dormitory of the college. Classrooms and laboratories have been equipped, material and technical facilities have been strengthened, innovative forms and methods of managing the educational process and educational activities have been introduced and continue to be introduced under her leadership.
She initiated the implementation and education according to the international standards, influenced to the intellectual development of the younger generation during their studies and internships in the framework of the Bologna Agreement. The college has established a dual training system with Finnish companies such as Fazer and Leipurin. According to experts of the European Development Bank, the college is recognized as a “world-class college”.