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Principal Project Engineer

Regeneron and Careers
Troy, NY Full Time
POSTED ON 12/25/2025
AVAILABLE BEFORE 2/25/2026
We are looking for an experienced Engineer to join our growing Project Engineering team. Our team designs, specifies and commissions new and renovated biopharmaceutical process and clean utility equipment. We provide engineering support and lead deviation investigations for existing equipment and manufacturing processes to support the production of our life-changing medications.
As a Principal Project Engineer, a typical day might include the following:
Designing and specifying cGMP process equipment, piping, and/or controls including development and review of engineering documentation
Managing mid-sized to large projects related to process equipment and clean utilities including start-up and commissioning
Leading the design review, site acceptance and installation of equipment
Preparing piping and instrumentation diagrams and other related drawings
Developing Process Flow Diagrams for manufacturing processes
Supporting QA/Validation department by preparing design documents and assisting in protocol execution
Assisting in investigations of process equipment, utility systems, and control system anomalies, as well as safety incidents
Implementing corrective/preventative actions for existing equipment and manufacturing processes
Preparing engineering evaluations and test plans for and executing modification change control documentation
Supervising mechanical, electrical, and automation and engineering contractors
Traveling up to 10% of the time, both domestically and internationally

This position might be for you if you:
Are interested in having a broad scope with a variety of tasks, seeing the entire process, not just specific equipment or processes
Enjoy solving puzzles and challenges, supporting investigations across the business
Have a desire to contribute to elements of design work by helping to specify and translating customer needs into equipment
Want to do more than just project management or troubleshooting, balancing your technical and project management skills
Have a solid understanding of process control systems and automation
Are skilled at planning and tracking project activities and schedules
Are thoroughly knowledgeable with engineering documentation required for cGMP process equipment as well as sanitary equipment design requirements
Have working knowledge of biopharmaceutical equipment
Have demonstrated strengths with strong interpersonal, cross-cultural communication
Are adept at building and maintaining relationships and leading without direct authority
Show resiliency and flexibility in the face of challenging situations
Qualified candidates will have a Bachelor's degree in Chemical Engineering or Biochemical Engineering (or another relevant Engineering discipline) and the following minimum years of experience in project/process engineering. Direct experience with biopharmaceutical process equipment is strongly preferred.
Sr Project Engineer: 5 years
Principal Project Engineer: 8 years
Staff Project Engineer: 10 years
Level will be determined based on qualifications relevant to the role
Does this sound like you? Apply now to take your first step towards living the Regeneron Way! We have an inclusive culture that provides comprehensive benefits, which vary by location. In the U.S., benefits may include health and wellness programs (including medical, dental, vision, life, and disability insurance), fitness centers, 401(k) company match, family support benefits, equity awards, annual bonuses, paid time off, and paid leaves (e.g., military and parental leave) for eligible employees at all levels! For additional information about Regeneron benefits in the US, please visit https://careers.regeneron.com/en/working-at-regeneron/total-rewards/. For other countries’ specific benefits, please speak to your recruiter.
Please be advised that at Regeneron, we believe we are most successful and work best when we are together. For that reason, many of Regeneron’s roles are required to be performed on-site. Please speak with your recruiter and hiring manager for more information about Regeneron’s on-site policy and expectations for your role and your location.

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, nationality, national or ethnic origin, civil status, age, citizenship status, membership of the Traveler community, sexual orientation, disability, genetic information, familial status, marital or registered civil partnership status, pregnancy or parental status, gender identity, gender reassignment, military or veteran status, or any other protected characteristic in accordance with applicable laws and regulations. The Company will also provide reasonable accommodation to the known disabilities or chronic illnesses of an otherwise qualified applicant for employment, unless the accommodation would impose undue hardship on the operation of the Company's business.
For roles in which the hired candidate will be working in the U.S., the salary ranges provided are shown in accordance with U.S. law and apply to U.S.-based positions. For roles which will be based in Japan and/or Canada, the salary ranges are shown in accordance with the applicable local law and currency. If you are outside the U.S, Japan or Canada, please speak with your recruiter about salaries and benefits in your location.
Please note that certain background checks will form part of the recruitment process. Background checks will be conducted in accordance with the law of the country where the position is based, including the type of background checks conducted. The purpose of carrying out such checks is for Regeneron to verify certain information regarding a candidate prior to the commencement of employment such as identity, right to work, educational qualifications etc.
Salary Range (annually) $88,300.00 - $197,500.00

Salary : $88,300 - $197,500

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