Is MilliporeSigma a good company to work for?

MilliporeSigma has an overall rating of 3.6 out of 5, based on over 2,227 reviews left anonymously by employees. This rating has decreased by 1% over the last 12 months. 67% of employees would recommend working at MilliporeSigma to a friend and 44% have a positive outlook for the business. The best reviews about MilliporeSigma have been left by employees working as Intern , Data Scientist and Account Manager .

Does MilliporeSigma pay their employees well?

According to anonymously submitted Glassdoor reviews, MilliporeSigma employees rate their compensation and benefits as 3.8 out of 5. Find out more about salaries and benefits at MilliporeSigma. This rating has been stable over the past 12 months.

How satisfied are employees working at MilliporeSigma?

67% of MilliporeSigma employees would recommend working there to a friend based on Glassdoor reviews . Employees also rated MilliporeSigma 3.7 out of 5 for work life balance, 3.4 for culture and values and 3.3 for career opportunities.

What are the top reviewed jobs at MilliporeSigma?

Associate Scientist (52) , Scientist (49) , Associate Production Scientist (43) , Account Manager (35) , Senior Scientist (30) , Associate Scientist II (29) , Product Manager (27) , Customer Service Representative (20) , Project Manager (20) , Manager (19) , Senior Associate Scientist (19) , Intern (17) , Engineer (16) , Machine Operator (16) , Associate Scientist I (15)

What are the pros of working at MilliporeSigma according to real employee reviews?

"Good benefits for the employee and products that help society" ((in 305 reviews)); "The people I worked with were great they are willing to take the time to train you." ((in 177 reviews)); "You do not need to work hard to keep your job.. therefore work life balance is really good." ((in 98 reviews)); "Coworkers are great" ((in 48 reviews)); "Many opportunities to share your knowledge and experience." ((in 34 reviews))

What are the cons of working at MilliporeSigma according to real employee reviews?

"Poor management and lots of red tape." ((in 124 reviews)); "Pay is low" ((in 94 reviews)); "low salary compared to other local biotech" ((in 51 reviews)); "Promotion or growth only really happen with a good manager" ((in 42 reviews)); "Upper management is absolute horribleThey don't care about their employees simple as that." ((in 37 reviews))

What are employees saying about MilliporeSigma layoffs in 2026?

Explore Glassdoor’s employee reviews to understand what current and former employees are saying about MilliporeSigma layoffs and their outlook for job security at MilliporeSigma in 2026.

What MilliporeSigma locations have received the highest employee ratings?

San Diego , Lenexa , Bellefonte , Boston , Cincinnati , San Francisco , Bedford , Danvers , Burlington , Saint Louis

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MilliporeSigma

Part of Merck KGaA

MilliporeSigma reviews

3.6

67% would recommend to a friend

(1,973 total reviews)

Jean-Charles Wirth

75% approve of CEO

44% positive business outlook

Ratings by category

3.9

Diversity & inclusion

3.8

Compensation and benefits

3.7

Work/Life balance

3.4

Culture & values

3.3

Career opportunities

2.9

Senior management

MilliporeSigma has an employee rating of 3.6 out of 5 stars, based on 1,973 company reviews on Glassdoor which indicates that most employees have a good working experience there. The MilliporeSigma employee rating is in line with the average (within 1 standard deviation) for employers within the Pharmaceutical & Biotechnology industry (3.5 stars).

Ratings by demographic groups

Race / Ethnicity

Gender

Sexual orientation

Disability

Parent or family caregiver

Veteran status

Reviews by job title

2K reviews

4.0

Jan 26, 2026

Love working here

Sales support specialist

Recommend

CEO approval

Business Outlook

Pros

Amazing benefits, WFH, and office easily accessible from main interstate

Cons

Do not promote from within

MilliporeSigma Response

2mo

Thank you for your kind words and for being part of the MilliporeSigma team for over three years! We appreciate your honest feedback regarding internal promotions. Recognizing and growing our existing talent is something we genuinely care about, and your advice on prioritizing internal candidates during reorganizations is well noted. We encourage you to share this and any further suggestions through our annual Employee Engagement Survey — your voice matters. It is also great to hear that our benefits, WFH flexibility, and office accessibility are making a positive difference in your day-to-day experience. We will keep working to maintain and build on these. Thank you again — we look forward to continuing to grow together!

3.0

Jan 22, 2026

Don't Get Comfortable

Customer care specialist

Recommend

CEO approval

Business Outlook

Pros

-Great benefits -Generous PTO -Hybrid work -Friendly coworkers and managers

Cons

-Moving toward more time in office -Will tell you one thing, then do another -Prioritization of flawed website over customers and customer service

MilliporeSigma Response

4mo

Thank you for taking the time to share your feedback about your experience at MilliporeSigma in St. Louis. We're pleased to hear that you appreciated our benefits package, generous PTO, hybrid work arrangements, and the supportive relationships with your coworkers and managers. Creating a positive work environment is important to us. We take note of your concerns regarding communication consistency, and the balance between digital initiatives and customer service priorities, to continue to improve in these areas. Thank you for your feedback, and we wish you all the best in your future career endeavors.

5.0

Jan 22, 2026

Good company

Packaging operator

Recommend

CEO approval

Business Outlook

Pros

Lots of support from management, 6sigma, processes improvement with operators helping.

Cons

Not always do they listen when they ask for operators input on a process and sometimes make the process worse.

MilliporeSigma Response

4mo

Thank you for taking the time to share your feedback about your experience at MilliporeSigma in St. Louis. We're delighted to hear that you find our company a good company to work for! Thank you for recommending MilliporeSigma in St. Louis, and we appreciate your contributions to our continuous improvement efforts!

Viewing 40 - 42 of 1,973 Reviews

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