Serum Institute Of India
695 employee reviews
Rated above the Biotechnology average of 3.79 — strong on job security, weaker on career growth.
Data refreshed 2026-09-19
How employees rate Serum Institute Of India
scale 0–5▲ industry avg 3.79
Should you join?
- ✓Job security (4.47) and Salary satisfaction (4.01) are its best-rated categories.
- !Career growth (3.13) is the weakest signal in employee reviews.
- ≈Overall 4.15 vs the Biotechnology average of 3.79.
How Serum Institute Of India compares
Top 23%
of 65,901 rated companies
#41 of 199
in Biotechnology
vs the average across all 65,901 rated companies
Real interview signal
Questions candidates reported after interviewing at Serum Institute Of India · roles as reported.
45
Interview experiences
17
Questions reported
Assistant Manager/Manager -(Technical)
If you are not confident in the answer, is it better to say 'no' than to attempt to answer?
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Company facts
Serum Institute of India manufacturers of Vaccines & immuno-biologicals that include Tetanus Toxoid, Diphtheria, Measles, Mumps, Rubella and Hepatitis-B Vaccines.
- Founded
- 1966
- Employees
- 4,721+
- In India
- 4721
- Type
- Private · Biotechnology
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