Dear Ashit,
HR has a Vital role and No role, depending on many factors including Organizational Culture and Dynamics.
Some of the Key Contributions from progressive HR can be
1. Fecilitating benchmarking of New Operating Procedures.
2. Acting as a catalyst to promote smooth acceptance of change
3. As a systems specialist on New Processes, can be of great support in implementation, Training.
4. Communicating to the give clarity.
5. Identification of in house talent to take New responsibilities.
6. Integrate HR plan (Recruitment, Induction, Training) to new processes.
Regards
Mohit Mathur