Senior Fill Finish Manufacturing Engineer

Build our future together:

At Regeneron, we use science and innovation to develop life-changing medicines for people with serious diseases. We are seeking a Senior Fill/Finish Manufacturing Engineer to join our Manufacturing organization, supporting our fill/finish operations team on-site. In this role, you will serve as the technical subject matter expert for medical device and combination product assembly design and selection as well as process development activities. In this role you will be hands-on problem solving issues during technology transfer, cGMP start-up, and routine manufacturing for Regeneron internal process. This role will also support validation and training activities for targeted equipment, processes and operators.

This position offers the opportunity to contribute to a fast-growing, science-driven organization making a meaningful difference to patients worldwide.

When & where:

• Location: Rensselaer NY

• Work model/flexibility: On-site

• Travel percentage: Up to 15%

Discover your role:

• Acts as the technical subject matter expert for assembly, labeling, and packaging processes

• Serves as the primary interface between operations and Engineering, Combination Products, Validation, and Quality Assurance

• Leads material and component selection, design, and approval in partnership with internal stakeholders and external vendors

• Supports equipment and new technology design, installation, and qualification, along with technology transfer studies and investigations

• Drives innovation in fill/finish manufacturing equipment and techniques, recommending capital investments to support continuous improvement

• Represents manufacturing during regulatory and client audits

• Fosters a positive team environment by listening closely to team members and stakeholders while driving toward shared goals

• Brings strong interpersonal, cross-cultural, and communication skills alongside confidence, emotional intelligence, and creative problem-solving

This role requires:

• Sr Engineer: Bachelor's degree in Engineering with 5+ years of related experience (level determined based on qualifications)

• Knowledge of cGMP manufacturing environments and familiarity with assembly, labeling, and packaging of liquid and lyophilized injectable products

Preferred qualifications:

• Experience operating and qualifying highly automated equipment, including serialization systems

• Technology transfer and equipment/process validation experience in aseptic, parenteral fill/finish operations

• Previous experience providing technical support

Does this sound like you? Apply now to take your first step towards living the Regeneron Way! We are committed to building a workplace with an inclusive culture. 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.

Where necessary, we disclose salary ranges for roles in all countries in which we operate. The final offer will be determined within the relevant range based on the country of employment, specific role level, and your skills and experience. In some countries, collective bargaining agreements (CBAs) may apply and influence certain elements of pay or benefits. Regeneron offers a competitive and comprehensive total rewards package which may include, depending on country and role: 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, and 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. If you have any questions, please speak with your recruiter.

Please be advised that at Regeneron, we believe we do our best work when we are together. For that reason, many roles are required to be performed on‑site. Please speak with your recruiter and hiring manager for more information about on‑site expectations for your role and location.

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, right to work and educational qualifications.

For jobs in Canada: this posting is for an existing position.

Salary Range (annually)