Plant Engineer
Confirmed on the employer's own hiring board on Oct 20, 2026. First seen by Alion on Aug 14, 2026. Lonza scores B on the Alion truth index.
Plant Engineer
Location: On-site, Portsmouth, NH.
The Plant Engineer supports ongoing Lonza operations by providing technical assistance as it relates to manufacturing and process systems. The role acts as a technical resource to operations customers to ensure that equipment and facilities are designed, operated, and maintained to meet production needs. Responsibilities of the role include implementation of engineering projects to support manufacturing requirements.
What you will get:
An agile career and dynamic working culture.
An inclusive and ethical workplace.
401(k) matching plan.
Competitive compensation programs that reward high performance.
Comprehensive medical, dental, and vision insurance.
Access to our full list of global benefits: https://www.lonza.com/careers/benefits
What you will do:
- Manufacturing Support - Develop expertise in manufacturing equipment and processes; troubleshoot major breakdowns and quality issues; provide SME support for equipment design and operation.
Technical Analysis - Perform troubleshooting and analyses such as PI data review, CIP/SIP circuit checks, MOC and flow path evaluations.
Process Integration - Assist with tech transfer of new processes, update preventive maintenance plans, and manage spare parts inventory.
Project Execution - Support planning and implementation of equipment changes and process improvements; execute commissioning protocols and manage change requests.
Quality & Compliance - Participate in deviation investigations, root cause analyses (RCAs), and complete CAPA actions to ensure compliance.
Documentation - Review and update SOPs, work instructions, batch records, and engineering documents; author commissioning protocols.
Training & Systems - Maintain compliance with all training requirements (SAP Learning Portal, ComplianceWire, iComply, QSMRT) and ensure no overdue tasks.
What we are looking for:
Bachelor's Degree in Engineering Discipline is required.
Preferred area of study: Chemical Engineering or Mechanical Engineering.
2-5 years of experience.
Practical experience in the application of engineering principles to plant systems; Biopharmaceutical/process experience preferred but not required at this level.
Proficient with Microsoft Office Suite with focus on Outlook, Word, PowerPoint and Excel.
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.