DSR or Demand Signal Repository is the process of integrating and cleansing Point Of Sale (POS) , as you want to do jobs in this area , then as on 28.12.2015 following places where you can apply for the same :

Area Manager - Sales - Fmcg/retail
OPTIONS INDIA GROUP
Delhi/NCR(National Capital Region)

Urgent Hiring for Relationship Manager - Delhi
SMC Global Securities Ltd.
Delhi/NCR(National Capital Region), Delhi

Regional Manager - Sales - FMCG
Pure Energy
Delhi/NCR(National Capital Region), Mumbai, Bengaluru/Bangalore, Kolkata, Chennai

Regional Sales Manager - Kitchen Sinks
Confidential
Delhi/NCR(National Capital Region)

Area Manager Key Accounts-leading Pest Control Company -delhi
Head Hunterz
Delhi/NCR(National Capital Region)

Relationship Manager -noida
SMC Global Securities Ltd.
Delhi