As there are so many Schools are there in Kolkata so please specify the name of the school in which you are looking for Administrative Job so that I can provide you the relevant information.

Below the list of few Schools of Kolkata is given .
Adamas International School
Aditya Academy Secondary
Assembly of God Church School
Apeejay School
Andhra Association School
Adarsh Shiksha Niketan (Govt. Aided)
Adarsh Hindi High School (Govt. Aided), Bhowanipore
Albany Hall Public School
Abhinav Bharti High School
Ashok Hall Girls’ Higher Secondary School
Auxilium Convent School
Arya Vidya Mandir, Behala, Kolkata
Army Public School, Ballygunge
Andrews high school
Akshar School, Diamond Harbour Road
Akra Shaktigarh Rabindra Vidyapith
Adamas International School, M.M. Feeder Road
A.K. Ghosh Memorial School, Prince Anwar Shah Road
Bhavan's Gangabux Kanoria Vidyamandir
Bhawanipur Gujarati Education Society School
Brahmo Balika Shikshalaya
Birla High School for Girls
Birla High School for Boys
Bidhannagar Municipal School
Bidhannagar Government High School
The BSS School
Bethune Collegiate School
Bharatiya Vidya Bhavan
Balika siksha school
Barisha High School, Behala Chowrasta
Bidya Bharti Girls High School, New Alipore
Better High School,Prince Gulam Md. Shah Road
Bridge International School, Hazra Road
Bratachari Vidyasram
Bishop George Mission School, CIT Road, Beliaghata
Behala Shikshayatan
Behala High School
Behala Girls High School.
Bara Bari Sri Krishna High School
Bagh Bazar Multi Purpose Girls High School
Bagdah High School
Bodhi Bhavans Collegiate school
Bidya bhaban High School
Boral Swamiji Vidyapith High School (H.S)
Bejoygarh Vidyapith(H.S)