Facilities Maintenance HVAC Mechanic - Nights

US05 Lonza Houston Inc.; Portsmouth (NH); On-site; USD 60,000 - 90,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

Night shift differential

Overtime opportunities

Career development

Job summary

Lonza Group Ltd. in Portsmouth, NH seeks a Maintenance HVAC Mechanic II to support GMP manufacturing operations on the night shift (6pm–6am). You will perform preventative maintenance, troubleshoot equipment, and ensure reliability and compliance.

This role offers overtime with a night differential, hands-on training, and a fast-paced environment where safety and quality are priorities.

Qualifications

• High school diploma, GED, technical certification, or equivalent combination of education and experience.
• Minimum of 2 years of experience in a maintenance, manufacturing, facilities, mechanical, or related technical environment.
• Basic mechanical aptitude and experience using common maintenance and troubleshooting tools.
• Ability to learn and interpret mechanical drawings, equipment documentation, and technical procedures.
• Basic computer skills and the ability to work within electronic maintenance and documentation systems.
• Ability to read, write, perform shop math calculations, and follow detailed procedures.
• Strong commitment to safety, quality, teamwork, and continuous improvement in a GMP-regulated environment.

Responsibilities

• Execute routine preventive maintenance activities on manufacturing and facility equipment as assigned by maintenance leadership.
• Perform daily equipment and system checks to help ensure reliable operation of direct and indirect maintenance systems.
• Assist with troubleshooting, repairs, and maintenance activities across the Portsmouth facility.
• Maintain maintenance records and documentation in compliance with current Good Manufacturing Practice (cGMP) requirements.
• Support inspection readiness by maintaining assigned equipment, systems, and work areas in a compliant state.
• Follow all safety procedures, site policies, and departmental Standard Operating Procedures (SOPs).
• Maintain required training qualifications and support additional maintenance activities as needed.

Skills

Mechanical aptitude

Troubleshooting

Reading schematics

Safety awareness

Teamwork

Education

High school diploma or GED

Technical certification

Tools

Maintenance tools

Electronic maintenance systems

Job description

Maintenance HVAC Mechanic II Portsmouth, New Hampshire Night Shift 6pm-6am each week

Sunday, Monday, Tuesday and every other Saturday (8 hours overtime every other week and 20% pay differential for the Night Shift). The actual location of this job is in Portsmouth, New Hampshire, USA.

At Lonza, our people are our greatest strength. As a Maintenance Mechanic II, you will play a critical role in supporting the equipment and systems used to manufacture life‑changing therapies. Working in a fast-paced GMP manufacturing environment, you will perform preventative maintenance, support equipment troubleshooting and repairs, and help ensure our facility remains safe, compliant, and inspection‑ready. This is an excellent opportunity for a mechanically inclined professional looking to grow their technical skills within the biopharmaceutical industry.

What you will get

• An agile career and dynamic working culture.
• Hands‑on experience supporting advanced biopharmaceutical manufacturing operations.
• Opportunities to expand your maintenance and troubleshooting skills through on‑the‑job training and development.
• An inclusive and ethical workplace.
• Compensation programs that recognize high performance.
• Medical, dental and vision insurance.
• The opportunity to contribute to work that improves lives around the world.

What you will do

• Execute routine preventive maintenance activities on manufacturing and facility equipment as assigned by maintenance leadership.
• Perform daily equipment and system checks to help ensure reliable operation of direct and indirect maintenance systems.
• Assist with troubleshooting, repairs, and maintenance activities across the Portsmouth facility.
• Maintain maintenance records and documentation in compliance with current Good Manufacturing Practice (cGMP) requirements.
• Support inspection readiness by maintaining assigned equipment, systems, and work areas in a compliant state.
• Follow all safety procedures, site policies, and departmental Standard Operating Procedures (SOPs).
• Maintain required training qualifications and support additional maintenance activities as needed.

What we are looking for

• High school diploma, GED, technical certification, or equivalent combination of education and experience.
• Minimum of 2 years of experience in a maintenance, manufacturing, facilities, mechanical, or related technical environment.
• Basic mechanical aptitude and experience using common maintenance and troubleshooting tools.
• Ability to learn and interpret mechanical drawings, equipment documentation, and technical procedures.
• Basic computer skills and the ability to work within electronic maintenance and documentation systems.
• Ability to read, write, perform shop math calculations, and follow detailed procedures.
• Strong commitment to safety, quality, teamwork, and continuous improvement in a GMP‑regulated environment.

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.

We’re ready to help turn our customers’ breakthrough ideas into viable therapies, and we look forward to welcoming you on board.

Ready to shape the future of life sciences?

Every day, our teams across the world work together to turn scientific breakthroughs into life‑changing medicines that reach up to 100 million patients a year. Lonza is a place where people can make a unique impact, grow their careers and belong. You will feel at home at Lonza if you: take ownership, step forward, and enjoy meaningful responsibility; love solving problems and thrive in a complex, fast‑moving environment; be curious, always looking to learn and improve; work collaboratively, contributing to something bigger than yourself; and are motivated to make a difference through work that impacts customers and their patients.

Why Lonza: We are a place of unique opportunity, where your ideas, expertise and ambition can make a real difference. Here, you will have the freedom to grow, the support to succeed and the chance to contribute to work that matters. We are the makers of the medicines of tomorrow. Join us. Be you.