Senior Mechanical Engineer – Utilities & Environmental Systems

Why Patients Need You

Whether you are involved in the design and development of manufacturing processes for products or supporting maintenance and reliability, engineering is vital to making sure customers and patients have the medicines they need, when they need them. Working with our innovative engineering team, you'll help bring medicines to the world even faster by imagining what’s possible and taking

action.

 

What You Will Achieve

Your technical skills will help us keep our plants, utility systems, buildings and equipment up and running. Pfizer relies on you for maintenance, redesign, and repair of utilities in our plants, such as electrical, plumbing, air conditioning, heating, and general maintenance. You will be relied on to take the necessary preventive and corrective steps for setting priorities, forecasting and allocating resources in the maintenance tasks.
 

As a Senior Mechanical Engineer – Utilities & Environmental Systems, your breadth of knowledge on internal or external business challenges will help us improve our engineering products, processes and services. You will manage projects by meeting objectives and preparing forecasts for resource requirements. Your risk-taking ability will help us advance new concepts and methodologies. You will provide technical guidance and oversight to team members and help in problem solving.

 

It is your dedication and focus that will make Pfizer ready to achieve new milestones and help patients across the globe.

How You Will Achieve It

• Provide technical leadership and engineering solutions for plant utility and environmental systems, including HVAC, chillers, chilled water, cooling towers, steam, process glycol, heating hot water, freezers and cold rooms, fume hoods, biosafety cabinets, fire protection systems, BAS, and associated controls.
• Design and support HVAC and utility systems for pharmaceutical, biotech, manufacturing, and industrial facilities.
• Develop conceptual and basis-of-design engineering solutions, including system selection, sizing, and design intent documentation.
• Perform airflow, temperature, humidity, and utility load calculations.
• Specify mechanical systems and materials, including ductwork, piping, pressure classes, equipment, instrumentation, and controls.
• Design and support mechanical equipment such as chillers, cooling towers, custom and packaged AHU units, fans, pumps, heat exchangers, dehumidifiers, heat recovery systems, and exhaust systems.
• Develop engineering deliverables including airflow diagrams, pressurization and classification plans, P&IDs, equipment layouts, utility distribution drawings, and BAS control philosophies and sequences of operation.
• Knowledge of Enterprise Asset Management Solution or other CMMS applications required
• Provide construction administration and field support including drawing and submittal reviews, RFI responses, punch lists, startup, commissioning, and turnover.
• Lead and manage multiple projects and work activities, coordinating with cross-functional stakeholders and providing technical oversight through execution.
• Develop scopes of work, support change control activities, and update drawings, P&IDs, SOPs, and validation strategies as required.
• Apply sound engineering judgment and innovative problem-solving while ensuring compliance with cGMP, SOPs, safety, OSHA, and regulatory requirements.
• Support operations through procedure development, training, preventive maintenance improvement, equipment evaluations, and Root Cause Failure Analysis.
• Promote a strong safety culture by adhering to site safety procedures and performing proactive safety assessments.

Qualifications

Must-have:

• Applicant must have a bachelor's degree with at least 4 years of experience; OR a master's degree with at least 2 years of experience; OR a PhD with 0+ years of experience; OR as associate's degree with 8 years of experience; OR a high school diploma (or equivalent) and 10 years of relevant experience 
• Experience with preventive and predictive maintenance programs
• Knowledge of and ability to apply Process Safety Management elements
• Knowledge of Enterprise Asset Management Solution or other CMMS applications required
• Thorough knowledge and understanding of cGMP (current Good Manufacturing Practices), Food and Drug Administration, current pharmaceutical industry standards, and/or other regulations is preferred
• Be highly motivated, show initiative, and work well independently or in a team environment.
• Ability to shift priorities according to changes in departmental/facility needs and be open to different ideas/approaches

 

Nice-to-Have

• Project Management experience

OTHER JOB DETAILS

Last Date to Apply for Job: August 1st, 2026.

Referral Bonus Eligibility: YES

Work Location Assignment: On Premise


The annual base salary for this position ranges from $99,200.00 to $165,400.00. In addition, this position is eligible for participation in Pfizer’s Global Performance Plan with a bonus target of 12.5% of the base salary and eligibility to participate in our share based long term incentive program. We offer comprehensive and generous benefits and programs to help our colleagues lead healthy lives and to support each of life’s moments. Benefits offered include a 401(k) plan with Pfizer Matching Contributions and an additional Pfizer Retirement Savings Contribution, paid vacation, holiday and personal days, paid caregiver/parental and medical leave, and health benefits to include medical, prescription drug, dental and vision coverage. Learn more at Pfizer Candidate Site – U.S. Benefits | (uscandidates.mypfizerbenefits.com). Pfizer compensation structures and benefit packages are aligned based on the location of hire. The United States salary range provided does not apply to Tampa, FL or any location outside of the United States.





Relocation assistance may be available based on business needs and/or eligibility.




Candidates must be authorized to be employed in the U.S. by any employer.

U.S. work visa sponsorship (such as TN, O-1, H-1B, etc.) is not available for this role now or in the future.






To learn more about acceptable and prohibited uses of AI during the recruitment process, please review our candidate AI-use guidelines available on Pfizer Careers.


Engineering