Business Managers and Area Sales Officers Jobs in Jammu Hindustan sales corporation Rajouri, Ramban, Udhampur, & Phinter (Billawar). Hindustan sales corporation invites interested candidates for Business Managers and Area Sales Officers jobs in Rajouri, Ramban, Udhampur, & Phinter (Billawar). Hindustan sales corporation J&K Jobs Details. Business Managers: Engineer/MBA, having relevant experience in selling of TMT Rebars