Process Development Engineer III, Purification Development (PMPD)

Regeneron
Tarrytown, NY

Regeneron's Preclinical Manufacturing & Process Development group (PMPD), located in Tarrytown NY, is seeking a hardworking Process Development Engineer III . The Purification Development (PD) group purifies reagents and candidates (novel molecules) to support pipeline and assay development and the release of the clinical and commercial products. PD's early and late stage development includes scalable speed-to-clinic processes and intended commercial processes, respectively. PD also evaluates viral clearance by the process to document safety in regulatory submissions. In this exciting role, you will use your domain expertise in liquid chromatography separations to design, lead, and react to experiments/projects independently and mentor less experienced direct reports and team members.

A Typical Day in the Role of Process Development Engineer III Might Look Like:

  • Act as an established authority in chromatography-based separation techniques who can also demonstrate scientific acumen across Regeneron, proactively identify improvement opportunities, and determine strategies for improvements across Regeneron. Begin to lead technology development independently, drive results and onboard new technologies.
  • Skillfully write and review complex technical documents which are typically reviewed by senior leadership team.
  • Take calculated risks to achieve goals. Independently and accurately determine strategies/approaches to address gaps and implement them successfully and effectively.
  • Independently and expertly ask pointed questions to eliminate ambiguity and provide appropriate solutions to those questions.
  • Make science-based recommendations through novel incorporation of learning from internal and external (literature) references
  • Maintain and continuously improve lab operations and relevant data or knowledge management systems, within area of expertise.
  • Begin to anticipate customer needs at an organizational level and proactively shape internal workflows to meet them.
  • Work with supervisor to prepare and deliver effective oral presentations in internal and external professional meetings. Share cross-functional skills and knowledge at a wide variety of meetings.
  • Collaborate across Regeneron and external groups, with regular interactions with PMPD Senior Leadership.
  • Effectively represent PMPD in external PMPD multi-functional meetings.
  • Mentor directly or indirectly by leading, guiding, and assisting peers, direct reports, and PMPD personnel.

Other Duties and Responsibilities:

  • Contribute to lab equipment maintenance and safety to help create a safe, effective and efficient working environment.
  • Anticipate and recognize potential problems with laboratory supplies / equipment and takes action to prevent and solve problems.
  • Keep up with SOP training and/or compliance responsibilities.
  • Responsible for communicating relevant information to PMPD Senior Staff as departmental program team representative

This Role Might Be For You If You:

  • Have strong initiative and aim to complete challenging tasks and learn new technologies.
  • Are capable of multi-tasking, working both independently and within a team environment.
  • Have excellent interpersonal, verbal and written communication skills.
  • Can think critically and demonstrate problem-solving skills.

This role requires a degree in an engineering discipline and 0-2+ (PhD), 3-5+ (MS) and 7-10+ BS years industrial experience. Industrial experience in Protein Purification required. Demonstrated ability to communicate complex messages clearly and credibly with widely multifaceted audiences while establishing multi-functional relationships that allow for proactive teamwork across the Regeneron organization required. Demonstration of innovative thinking by developing ideas, tools or techniques to solve problems or improve established procedures a plus. An experienced leader who can lead a team and effectively delegate tasks.

Required Special Equipment and/or Programs:

Akta Explorer/Avant, Akta Pilot, BioProcess Skid, Disc Stack Centrifuge, Depth filtration, Tangential flow filters, Normal flow filters, Chromatographic columns, HPLC, UPLC, Diafiltration skid, Raman Spectroscopy, Laminar Flow Hood, Chemical Fume hood, Empower, Unicorn, PI Historian, JMP, LIMS, Spotfire, RPES, ELN.

#pmpd

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)

$109,900.00 - $179,300.00
Posted 2026-06-18

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