Demo

Principal Project Engineer

Regeneron
Troy, NY Full Time
POSTED ON 10/24/2026
AVAILABLE BEFORE 11/22/2026
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 Project Engineer to join our growing Project Engineering team. In this role, you will design, specify, and commission new and renovated process and clean utility equipment. You will lead deviation investigations and provide engineering support across manufacturing processes. This position offers the opportunity to contribute to a fast-growing, science-driven organization making a meaningful difference to patients worldwide.

When & Where

  • Location: Troy, New York, United States
  • Work model: Onsite Monday-Friday 8:00am-4:30pm
  • Travel: up to 10%, domestic and international

Discover Your Role

  • Design and specify cGMP process equipment, piping, and controls, including engineering documentation
  • Manage mid-to-large projects for process equipment and clean utilities, including start-up, commissioning, and site acceptance
  • Lead design review and installation of equipment
  • Prepare piping and instrumentation diagrams and develop Process Flow Diagrams
  • Support QA/Validation with design documents and protocol execution
  • Investigate process equipment, utility, and control system anomalies, implementing corrective and preventive actions
  • Supervise mechanical, electrical, and automation contractors

This Role Requires

  • Bachelor's degree in Chemical Engineering, Biochemical Engineering, or another relevant Engineering discipline, and the following amount of project/process engineering experience for each level :
  • Senior Project Engineer - 5 Years
  • Principal Project Engineer - 8 Years
  • Level will be determined based on qualifications relevant to the role
  • Direct experience with biopharmaceutical process equipment is preferred
  • Solid understanding of process control systems and automation.
  • Thorough knowledge of engineering documentation for cGMP process equipment and sanitary equipment design requirements
  • Experience planning and tracking project activities and schedules
  • Strong interpersonal and cross-cultural communication skills, with the ability to lead without direct authority

Gowning And Physical Requirements

  • Full cleanroom attire (Examples may include: including laundered undergarments, gown, facemask, hairnet, safety glasses, safety shoes and booties, latex gloves and the use of sanitizing agents during gowning process including IPA)
  • Ability to remove jewelry, make-up and nail adornments when wearing cleanroom attire

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 https://careers.regeneron.com/en/working-at-regeneron/total-rewards/. 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)

$88,300.00 - $168,500.00

Salary : $88,300 - $168,500

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