Bose would be responsible for leading team of sales, business development, solution engineering and marketing resources to SMEs, a company statement said.
Bose, who had served Tata Teleservices Ltd for more than a decade, said, "I am honoured to take this role, and look forward to working with entire team for a great future ahead."
"It is an exciting time for the SME segment as the market evolves rapidly in terms of digital and ICT adoption," he said.