Co-op Downstream Purification & Process Characterization; IOPS

At Regeneron, we use science and innovation to develop life-changing medicines for people with serious diseases. Regeneron is currently seeking multiple 2027 Co‑ops in Downstream Purification & Process Characterization (IOPS) to join our Process Characterization and Controls and Downstream Investigations (Raw Materials) teams within Regeneron Industrial Operations and Product Supply (IOPS) Process Sciences department. This position offers the opportunity to contribute to a fast-growing, science-driven organization making a meaningful difference to patients worldwide.

Rensselaer, NY (Temple Lane)

Our Co‑op positions are full-time and onsite from January-August (Spring-Summer), May/June-December (Summer-Fall), and August-December (Fall). This role typically runs from May through December only.

Intern and Co‑op pay ranges are determined by level of education (year in school) and degree program. The hourly rate range for these locations is: $17.90-$25.50 per hour.

• Support purification and raw material characterization methods used to isolate, concentrate, and de-risk biologic drug substances
• Conduct filtration and separations studies to establish reusable filter lifetimes
• Investigate opportunities to extend hold times for filtration equipment
• Establish acceptable reuse limits for filtration membranes used in antibody concentration and purification
• Study raw material risk factors, including nitrosamine clearance and formation
• Support hands-on purification and filtration operations
• Contribute to nitrosamine risk assessment development
• Document results that directly support regulatory filings

Chemical Engineering, Biomedical Engineering, Biochemistry, Chemistry

• Must be enrolled in, or accepted to, an academic program pursuing an Undergraduate or Graduate degree (and be returning to school the semester following the position or graduating after the position)
• Must be able to commit to 40 hours per week from January-August, May/June-December, or August-December
• Demonstrated leadership in areas such as campus activities, clubs, sports, current or previous work, or within the community preferred
• Cumulative GPA of 3.0 or higher preferred

Regeneron is an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion or belief (or lack thereof), sex, sexual orientation, gender identity or expression, gender reassignment, marital or civil partnership status, civil status, pregnancy or parental status, age, disability, nationality, citizenship status, ethnic or national origin, membership of the Traveler community, familial status, genetic information, military or veteran status, or any other characteristic protected under applicable law.

Where required, we will provide reasonable accommodation to applicants with known disabilities or chronic illnesses during the recruitment process, unless such accommodation would impose undue hardship.

• annual bonuses or other incentive plans
• equity awards
• pension or retirement benefits
• 401(k) company match
• health and wellness programs
• fitness centers
• insurance benefits (e.g. medical, dental, vision, life and disability)
• paid time off
• family support benefits

For additional information about Regeneron benefits in the U.S., please visit  For other locations, additional information will be provided during the recruitment process.

As part of the recruitment process, certain background checks may be conducted in accordance with the laws of the country where the position is based. The purpose of such checks is to verify certain information prior to the commencement of employment such as identity,…