Bioreactor Application & Testing Intern - Marlborough, MA

Sartorius Stedim • Marlborough, MA

8d • Onsite

About The Position

In this role, you will specialize in cultivating mammalian and microbial systems to generate high-quality data that advances the development of Sartorius’ bioreactor solutions. Our team conducts rigorous process testing to optimize performance, validate new designs, and produce market-relevant datasets that support product innovation. In close collaboration with customers, field teams, and global R&D groups, we translate experimental insights into practical solutions that enable more efficient and scalable bioprocessing. This Internship would be starting in August and duration is flexible, (depending on availability). In this role, you will support the team in executing technical work packages, working hands-on in the lab to assist in designing, running, and analyzing experiments. You will gain valuable experience in applied research, process optimization, and customer-focused innovation, contributing to the development of innovative upstream processes. This is an onsite role based at our Marlborough, MA site.

Requirements

• Currently pursuing a BS/MS degree in science or related field.
• Able to take off a semester to work full time
• Ability to assist in designing and executing experiments, analyze data sets, and troubleshoot process issues.
• Operatively oriented, proactive in finding solutions, and positive mindset.
• Analytical and conceptual thinker able to solve complex problems.
• Good written and verbal communication skills for technical and cross-functional audiences.
• Proactive, results-oriented, and able to work both independently and collaboratively.

Nice To Haves

• Basic understanding of bioreactor operations and mammalian cell culture is a plus.
• Passion for innovation in biomanufacturing.
• Strong troubleshooting and problem-solving skills.
• Collaboration and openness to new ideas.
• Identification with our core values: Sustainability, Openness, Enjoyment

Responsibilities

• Assist in supporting defined projects with clear goals in upstream process development, aligned with project goals and timelines.
• Help in conducting bioreactor experiments (e.g., perfusion, fed-batch) for mAbs, recombinant proteins, and other biologics.
• Support optimization of cell culture parameters for various mammalian cell lines (e.g., CHO, HEK) using Sartorius’ next-generation bioreactor systems.
• Assist in analyzing and interpreting experimental data, ensuring accurate documentation and reporting.
• Collaborate with cross-functional teams, including downstream process development, automation, and analytics.
• Participate in technology transfer activities to internal and external partners.
• Prepare and substitute for lab assistants and technicians as per requirement.

Benefits

• Mentoring
• Leadership programs
• Internal seminar offerings
• Comprehensive onboarding, including a virtual online platform
• Mutual support, team spirit and international collaboration
• Communities on numerous topics such as “Coaching”, “Agile Working” and a “Businesswomen’s Network”
• Working in smart buildings with the latest technology and equipment.

What This Job Offers

• Job Type: Full-time
• Career Level: Intern
• Education Level: Associate degree