4 Round.
a. HR - 2 rounds face to face & telephonic.
Will check your basic attitude, some basic questions regarding your personal, social and professional life. Will catch your over all personality & communication skills.
b. Supervisor / SME & hiring manager
situation based test to check your decisions making skills, proper test applied maths, excel, critical thinking, prioritization of issues, team skills and handling, understanding client metrics, SLAs, KROs and what not..but related with domain.
c.
OPS Head with HR ..
Will check your know how skills, attitude, past experience, expectations, will give you a brief.
d .
Not an interview but more a welcome and salary expectations though door is there for negotiation.