engagement of security guard ( unskilled ) , supervisor ( skilled, preferablyex-service man of defence, goi or police directorate under govt. of west bengal ) , armed guard / gunman ( skilled ) , cleaner / sweeper, plumber cum electrical pump operator, lift man, office-attendant ( skilled ) for maintaining safety, security, housekeeping, scavenging, cleaning, plumbingat all thecampuses, halls and hostels, guest houses, ashutosh museumof the university of calcutta for a period of 3 ( three ) years- 1 security guard (unskilled) 2 supervisor (skilled, preferablyex-service man of defence, goi or police directorate under govt. of west bengal) 3 armed guard / gunman (skilled) 4 cleaner and sweeper (unskilled) 5 plumber cum electrical pump operator (skilled) 6 office attendant (skilled) 7 lift man (skilled) 8 gardener (skilled)