Senior Manufacturing Associate 

Location: Portsmouth, NH (On-site) 
 

You will play a key role in manufacturing life‑changing therapeutic proteins in a cGMP environment. In this senior position, you will bring technical expertise, sound judgment, and a strong quality mindset to ensure safe, reliable, and efficient production. 

Shift Schedule: 

• Shift: Rotational Night Shift (7:00 PM – 7:00 AM) 

• Pattern: 2 on, 2 off, 3 on, 2 off, 2 on, 3 off (repeating cycle) 

• Starting off: First 2‑week orientation and training period is on the day shift 

• Additional Pay: Nights and weekend shifts include additional pay 

What you will get: 

• An agile career path in a dynamic, science‑led manufacturing environment. 

• An inclusive and ethical workplace where every voice is valued. 

• The opportunity to build technical leadership and mentor others. 

• Compensation programs that recognize high performance. 

• Medical, dental, and vision insurance. 

• A strong commitment to safety, quality, and continuous improvement. 

What you will do: 

• Operate, monitor, and troubleshoot manufacturing equipment in a cGMP production environment. 

• Execute process steps while following approved procedures and documentation standards. 

• Perform laboratory and production tasks such as sampling, testing, and equipment preparation. 

• Review batch records and logbooks for accuracy and compliance. 

• Investigate deviations and support continuous improvement actions. 

• Maintain equipment and production areas through cleaning activities. 

• Support and train team members by sharing technical knowledge. 

What we are looking for: 

• Experience in a regulated manufacturing or production environment. 

• Strong technical understanding and sound decision‑making skills. 

• Ability to follow detailed procedures with a quality mindset. 

• Clear written and verbal communication skills. 

• A collaborative approach and willingness to support others. 

• High school diploma or equivalent; science‑related education is a plus. 

• Motivation to uphold safety, quality, and compliance standards. 

About Lonza 

At Lonza, our people are our greatest strength. With 30+ sites across five continents, our globally connected teams work together every day to manufacture the medicines of tomorrow. Our core values of Collaboration, Accountability, Excellence, Passion and Integrity reflect who we are and how we work together. Everyone’s ideas, big or small, have the potential to improve millions of lives, and that’s the kind of work we want you to be part of. 

Innovation thrives when people from all backgrounds bring their unique perspectives to the table. At Lonza, we offer equal employment opportunities to all qualified applicants regardless of race, religion, color, national origin, sex, sexual orientation, gender identity, age, disability, veteran status, or any other characteristic protected by law. If you’re ready to help turn our customers’ breakthrough ideas into viable therapies, we look forward to welcoming you on board. 

Ready to shape the future of life sciences? Apply now.