Heating Ventilation Air Conditioning; HVAC Engineer at Johnson and Johnson Raritan, NJ

Heating Ventilation Air Conditioning (HVAC) Engineer job at Johnson and Johnson. Raritan, NJ.

At Johnson & Johnson, we believe health is everything. Our strength in healthcare innovation empowers us to build a world where complex diseases are prevented, treated, and cured, where treatments are smarter and less invasive, and solutions are personal. Through our expertise in Innovative Medicine and Med Tech, we are uniquely positioned to innovate across the full spectrum of healthcare solutions today to deliver the breakthroughs of tomorrow, and profoundly impact health for humanity.

Learn more at

Supply Chain Engineering

Repair & Maintenance Engineering

Scientific/Technology

Raritan, New Jersey, United States of America

Our expertise in Innovative Medicine is informed and inspired by patients, whose insights fuel our science‑based advancements. Visionaries like you work on teams that save lives by developing the medicines of tomorrow.

Join us in developing treatments, finding cures, and pioneering the path from lab to life while championing patients every step of the way.

We are searching for the best talent for a Heating Ventilation Air Conditioning (HVAC) Engineer to join our team. This is an onsite position located in Raritan, NJ.

The HVAC Engineer is responsible for ensuring the effective design, operation, and maintenance of HVAC systems across all site areas, including Grade A, B, C, and D environments, with a focus on aseptic conditions. The role supports GxP compliance, regulatory standards, and environmental controls to safeguard product quality, safety, and operational efficiency.

• Participate in the design, development, and implementation of HVAC systems and modifications to support site operations, including aseptic environments (Grades A-D).
• Provide technical support for troubleshooting and resolving HVAC issues across the facility, ensuring compliance with GxP standards.
• Support investigations related to HVAC systems, including root cause analysis and corrective actions, especially in aseptic and controlled environments.
• Develop, review, and update HVAC system drawings, schematics, and technical documentation for projects and upgrades.
• Develop maintenance programs for HVAC systems to enhance longevity and performance, with a focus on aseptic environments.
• Support equipment validation, calibration, and qualification activities related to HVAC components, ensuring compliance with EMA, FDA, and other regulatory standards.
• Provide training and technical guidance to site personnel on HVAC safety, procedures, aseptic environment controls, and GMP practices.
• Actively participate in GxP audits, inspections, and regulatory reviews to support the site’s compliance efforts.
• Foster a collaborative environment that promotes teamwork, continuous improvement, and adherence to regulatory standards.
• Lead efforts to scope, plan, and implement HVAC system improvements, including procedures and systems.
• Create and update SOPs related to HVAC systems and environmental controls, including the HEPA filter program.
• Support the development and management of the HEPA program, including routine inspections, filter validation, and lifecycle management.
• Understand and apply Johnson & Johnson’s Credo and Leadership Imperatives in daily interactions with the team.

Minimum of a Bachelor’s degree required, focused degree in Mechanical Engineering, HVAC Technology, or related field preferred.

• Minimum 6 years of HVAC engineering experience within manufacturing, biopharmaceutical, or industrial environments (Cell therapy is a plus)
• Proven experience supporting aseptic environments (Grades A-D) and working within GxP frameworks.
• Involvement in audits, inspections, and compliance activities with EMA, FDA, and other regulatory bodies.
• Experience/knowledge in HVAC system design, installation, maintenance, validation, and qualification.
• Experience with Building Management Systems (BMS) and Environmental Management Systems (EMS).
• Experience in…