At Lonza, we invest in great people. We encourage our employees to challenge themselves and we offer an environment that fosters creativity and success. Headquartered in Basel, Switzerland, we operate production, R&D, and business sites around the world, including Europe, North America, and Asia.

At a Group level, we have established a company purpose to ENABLE A HEALTHIER WORLD. This is our reason for being. It is what motivates us to succeed and deliver for our customers and their patients, every single day. In fulfilling our purpose, we hope to achieve our Group vision to BRING ANY THERAPY TO LIFE.

Do you want to help us as we shape the future of this great organization?

Job Description Summary

We are actively recruiting candidates to participate in our 2027 On-site Summer Internship program. This program is roughly 10 weeks in length and will immerse you into the culture and operations of Lonza Portsmouth. The Plant Engineer Intern supports ongoing operations at the Portsmouth, NH site through technical assistance as it relates to manufacturing and process systems.

The focus of the role is supporting the manufacturing engineering department on their objectives and developing an understanding of the engineering function and biologics processes. Responsibilities of the Plant Engineering function include both tactical support of ongoing plant operations and strategic implementation of engineering projects to meet the changing needs of the business. The role reports into the Manufacturing Engineering department at the site. Role is flexible and may support, plant equipment, automation and Manufacturing Execution Systems (MES).

The internship program begins in May and ends in August. Potential interns must be able to commit to at least 40 hours per week throughout the duration of the summer internship.

Required Education

Completion of junior year (typically 90 credits) towards a B.S. degree in Engineering
Minimum cumulative GPA of 3.0 (out of 4) required
Must currently be enrolled in BS or MS Academic Program

Required Skills & Experience

Excellent verbal and written communications skills
Self-motivation and the ability to contribute as a team member
Ability to organize, plan and execute projects
Research skills and attention to detail

About Us

Lonza is one of the world’s leading and most-trusted suppliers to the pharmaceutical, biotech and specialty ingredients markets. We harness science and technology to create products that support safer and healthier living and that enhance the overall quality of life.

Not only are we a custom manufacturer and developer, Lonza also offers services and products ranging from active pharmaceutical ingredients and stem-cell therapies to drinking water sanitizers, from the vitamin B compounds and organic personal care ingredients to agricultural products, and from industrial preservatives to microbial control solutions that combat dangerous viruses, bacteria and other pathogens.

Further information can be found at www.lonza.com.

About Portsmouth

Our Lonza Portsmouth site is a clinical-to-commercial, multi-product manufacturing facility located in Portsmouth, New Hampshire, only 56 miles north of Boston, Massachusetts. The site, which employs over 1,500 employees, is a custom manufacturer of therapeutic monoclonal antibodies and recombinant proteins using mammalian cell culture.

We offer an onsite cafeteria, fitness center and other amenities. The city of Portsmouth is home to many restaurants, museums, and theaters. The ocean and mountains are nearby, and we have major cities close by (Boston, Portland, Manchester).