Research Intern (Lipid Nanoparticle) - Marlborough, MA

Sartorius Stedim • Marlborough, MA

5d • Onsite

About The Position

We are seeking a highly motivated Research Intern to join our dynamic team in Marlborough, MA. This role offers a unique opportunity to gain hands-on experience across the full lipid nanoparticle (LNP) development workflow. Onsite Role for our Marlborough, MA location Internship duration: 6 months Sartorius is a global leader in the life sciences and biopharma industries, actively shaping high-growth, innovation-driven markets. As part of our commitment to pioneering future technologies, we've launched a new Corporate Research initiative focused on discovering emerging trends and rapidly converting them into next-generation solutions. As a Research Intern (Lipid Nanoparticle), you will contribute to the full product development cycle-from concept to prototype-and collaborate closely with engineers and scientists in a multidisciplinary environment.

Requirements

• Enrolled in a Bachelor's, Master's, or PhD program in Biomedical Engineering, Chemical Engineering, Pharmaceutics, or a related field
• Hands-on experience with LNP formulation characterization techniques and biological assays used to evaluate key LNP properties
• Experience with mammalian cell culture and maintenance
• Familiarity with laboratory automation and data acquisition
• Experience with DOE and basic statistical analysis tools for experimental design and data interpretation

Nice To Haves

• Proficiency with Python programming
• Quick learner with a strong interest in new technologies
• Excellent problem-solving and troubleshooting skills
• Able to manage multiple tasks and work in a fast-paced environment
• Collaborative mindset with strong communication skills
• Positive attitude and solution-oriented approach
• Aligns with Sartorius' core values: Sustainability, Openness, and Enjoyment

Responsibilities

• Establish, execute, and maintain protocols for the preparation and characterization of lipid nanoparticle (LNP) formulations encapsulating nucleic acid cargo using automated LNP synthesis platforms.
• Design and conduct DOE-driven formulation and process optimization studies to improve LNP quality attributes, including particle size, stability, encapsulation efficiency, and biological performance.
• Perform in vitro assays to assess transfection efficiency and delivery of nucleic acids using formulated LNPs in mammalian cell systems.
• Support process development activities for LNP screening, scale-up, and manufacturing-relevant workflows.
• Assist in programming, operating, and optimizing automated liquid-handling and laboratory automation systems.
• Collect, analyze, and interpret experimental data; prepare technical summaries and present results in internal meetings and reviews.

Benefits

• Personal and Professional Development: Mentoring, leadership programs, internal seminar offerings
• Making an Impact Right from the Start: Comprehensive onboarding, including a virtual online platform
• Welcoming Culture: Mutual support, team spirit and international collaboration; communities on numerous topics such as “Coaching”, “Agile Working” and a “Businesswomen’s Network”
• Intelligent Working Environment: Working in smart buildings with the latest technology and equipment.

What This Job Offers

• Career Level: Intern
• Number of Employees: 5,001-10,000 employees