
Manufacturing and Supply
Where the
miracles of
science are made
a reality for patients
Calibration Technician
At a glance
Our teams produce and deliver over 4 billion units of medicines and vaccines every year, ensuring every breakthrough gets to the people who need it most.
Our state-of-the-art facilities, AI-powered smart factories, and cutting-edge automation are redefining what’s possible: ensuring treatments reach patients faster, safer, and more sustainably than ever before. This is where your skills, ambition, and passion can shape the future of healthcare.
Job Title: Maintenance Technician III
Location: Ridgefield, NJ
About the Job
We deliver 4.3 billion healthcare solutions to people every year, thanks to the flawless planning and meticulous eye for detail of our Manufacturing & Supply teams. With your talent and ambition, we can do even more to protect people from infectious diseases and bring hope to patients and their families.
We are an innovative global healthcare company with one purpose: to chase the miracles of science to improve people’s lives. We’re also a company where you can flourish and grow your career, with countless opportunities to explore, make connections with people, and stretch the limits of what you thought was possible. Ready to get started?
Main Responsibilities:
Performs calibrations on all manufacturing and utility systems, Building Automation & Controls and Rockwell PLC’s.
Operate, troubleshoot and repair complex utility systems which may include WFI, RODI, Clean Steam, CIP, Autoclaves, Glassware Washers, production vessels, HVAC, Cold/Warm Rooms, control systems, compressed gases, plant steam/condensate, bulk chemical distribution and waste water treatment
Provide technical direction and responsive customer support
May assist with facility start up projects in support of performing initial calibrations and commissioning activities, as required
Complete and provide accurate documentation, as required in cGMP operations Reviews and closes all paper and electronic preventive and corrective records in accordance with all Good Documentation Practices (GDP) and EAM policies and procedures to ensure right first time.
Respond to, assign and ensure completion of Emergency and High priority work requests. Ensure activities executed under their performance are compliant with all safe work practices and policies.
Normal working hours from 7AM to 3PM, however this may change per business needs.
May require weekend and holiday work as per business needs.
Will be on-call during weekends on a rotational basis.
HSE
It is required that individuals care for their own safety and wellbeing. Individuals must promote a safe working environment for employees and contractors working in their area of responsibility.
The individual must support all Sanofi and site HSE policies as well as ensure that work performed is compliant with local HSE regulations.
Individuals must complete all required HSE trainings. Everyone is required to report all accidents and incidents and support investigations in their areas of responsibility. Individuals must ensure timely closure of HSE actions owned by their departments.
About You
Education / Experience
Minimum High School diploma or GED, Associate's Degree preferred.
Minimum of 5 years’ industry experience performing calibrations on utility systems, HVAC systems and manufacturing equipment.
Experience reading control schematics, loop diagrams, and P&IDs
Experience working for a metrology organization in a cGMP Biotech/Pharmaceutical manufacturing environment
Proficient computer skills utilizing MS Office suite applications, Building Management Systems, Distributed Control Systems (DCS) and Computerized Calibration Management Systems (CCMS)
Requires sounds knowledge of engineering theory coupled with seasoned experience. Work is highly specialized. Is recognized as a source of expertise in metrology
Why Choose Us?
Bring the miracles of science to life alongside a supportive, future-focused team.
Discover endless opportunities to grow your talent and drive your career, whether it’s through a promotion or lateral move, at home or internationally.
Enjoy a thoughtful, well-crafted rewards package that recognizes your contribution and amplifies your impact.
Take good care of yourself and your family, with a wide range of health and wellbeing benefits including high-quality healthcare, prevention and wellness programs and at least 14 weeks’ gender-neutral parental leave.
Sanofi Inc. and its U.S. affiliates are Equal Opportunity and Affirmative Action employers committed to a culturally diverse workforce. All qualified applicants will receive consideration for employment without regard to race; color; creed; religion; national origin; age; ancestry; nationality; marital, domestic partnership or civil union status; sex, gender, gender identity or expression; affectional or sexual orientation; disability; veteran or military status or liability for military status; domestic violence victim status; atypical cellular or blood trait; genetic information (including the refusal to submit to genetic testing) or any other characteristic protected by law.
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All compensation will be determined commensurate with demonstrated experience. Employees may be eligible to participate in Company employee benefit programs, and additional benefits information can be found here.

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Why work with us
- We’re problem-solvers and pioneers. United by the belief that everyone deserves a healthier future. We create best-in-class vaccines that prevent disease and protect lives.
- Innovation drives us. From AI and mRNA to next-gen science, we push the boundaries to deliver first- and best-in-class vaccines for infectious diseases worldwide.
- Growth happens here. With bold investments in R&D and world-class facilities, Sanofians across the entire vaccine lifecycle are shaping the future of global health.
- We do what’s right. Sustainability and DE&I drive our positive global impact—because the diverse communities Sanofians represent are the patients we serve.
All-in on diversity
At Sanofi, diverse perspectives fuel the best solutions for patients. Hear from Monique Vessey, our Supply Chain Transformation Leader, on how her background shapes her approach to delivering life-changing medicines.

"Manufacturing and Supply is the bridge between the science that happens in research laboratories and the people and communities we serve."

Brendan O’Callaghan
Executive Vice President of Manufacturing and Supply
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