Laboratory Assistant II

Regeneron Pharmaceuticals, Inc.; Village of Tarrytown (NY); On-site; USD 42,000 - 63,000; Full time

Benefits offered by this job

Health and wellness programs

Insurance benefits (medical, dental, V

Paid time off

401(k) company match

Family support benefits

Job summary

Regeneron Pharmaceuticals, Inc. in Tarrytown, NY, seeks a Laboratory Assistant II to join the Bioreactor Scale Up and Development (BS&D) group within Product Analytical and Process Development (PAPD) in an on-site, lab-based role.

You will support routine lab tasks, learn new practices, and contribute to process development studies that help Regeneron deliver medicines to patients worldwide. This is a hands-on, team-oriented position in a fast-paced scientific environment.

Qualifications

• High School Diploma and 1–2 years experience in a lab setting.
• Ability to work independently and in a team.
• Willingness to learn new tasks under supervision.
• Strong attention to detail and interest in science.

Responsibilities

• Support cultivation of mammalian cells producing biologics in bench‑ and pilot‑scale bioreactors.
• Sterilize, sanitize, and operate bioreactors and related equipment.
• Prepare media, buffers, and feeds for experiments.
• Perform preventative maintenance and troubleshoot equipment with guidance.

Skills

Bioreactor operation

Cell culture

Sterilization techniques

Lab equipment maintenance

Team collaboration

Attention to detail

Education

High School Diploma

Tools

Bench‑scale & pilot‑scale bioreactors

Job description

At Regeneron, we use science and innovation to develop life-changing medicines for people with serious diseases. We are seeking a Laboratory Assistant II to join our operations team within the Bioreactor Scale Up and Development (BS&D) group, part of the Product Analytical and Process Development (PAPD) department, in an on‑site, lab‑based work model. In this role, you will support routine laboratory tasks essential to BS&D’s core mission, working individually and with others while receiving general instruction and guidance.

This position offers the opportunity to build foundational lab skills in a fast‑paced, science‑driven environment, contributing to process development studies that support Regeneron’s mission to help patients worldwide.

Discover your role:

• Support cultivation of mammalian cells producing biologics in bench‑and‑pilot‑scale bioreactors
• Sterilize, sanitize, and operate bioreactors
• Prepare media, buffers, and feeds
• Perform preventative maintenance and maintain laboratory equipment
• Troubleshoot bioreactor and equipment issues, with guidance
• Keep lab, storage, and hallway spaces clean and organized for a safe working environment
• Help identify and implement process improvements that increase speed and efficiency
• Learn new laboratory practices and support additional activities as BS&D and PMPD grow

This role requires:

• High School Diploma and 1-2 years of experience, or a combination of training and experience
• Good organization, communication, and collaboration skills, with the ability to work within a team and independently
• Willingness to learn new tasks and responsibilities, and adapt to new laboratory practices with supervision
• Strong attention to detail and an interest in science

Does this sound like you? 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.

• Location: Tarrytown, United States of America
• Location: Tarrytown, United States of America
• Location: Tarrytown, United States of America

What people ask before they join

We take hiring seriously — because finding the right person for our mission matters as much to us as finding the right company matters to you. Our process is thorough by design: we want every new hire to feel confident they've found a place where their work truly matters, and we want to be just as confident we've found someone who'll thrive here. It's a two‑way conversation, not a one‑way interview.

Curious what that looks like step by step? Check out How We Hire .

Part of the team

Where You'll Make an Impact

Here, you’ll collaborate with teams across regions to help move our mission forward.

We invest in your health and stability so you can focus on making meaningful impact. Below is a highlight of benefit programs that may be available to you, depending on your country of employment, role, etc.

Medical, dental and vision insurance

Life insurance and disability coverage

Global wellness support & benefits access

Paid time off, personal/flexibility hours and holiday leave

Our hiring process

From application to your first day — here's how it works.

1. EXPLORE

Browse open roles at careers.regeneron.com, filtered by department, location or category. You can also create a job alert or join our Talent Community to get matched with new openings as they post.

2. APPLY

See something you like? Submit your application for the role that fits your background and goals.

3. CONNECT

We review your application and if your experience is a match, we'll reach out to start the conversation. Some roles include a seminar or technical exercise — we'll always tell you in advance.

4. DECISION

After interviews and careful consideration by the hiring team, we'll follow up either way. If you're selected, we'll walk you through the offer — compensation, benefits, and start date.

5. WELCOME

Once you accept, we'll help you prepare for day one - from paperwork and office details to relocation when applicable. You'll have the support you need to start strong.

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