Senior Mechanical Engineer – Utilities & Environmental Systems

Pfizer • Andover, MA

3d • $99,200 - $165,400 • Onsite

About The Position

The Senior Mechanical Engineer – Utilities & Environmental Systems provides technical leadership and engineering solutions for plant utility and environmental systems at Pfizer. The role supports pharmaceutical, biotech, manufacturing, and industrial facilities, including the design, maintenance, redesign, and repair of utility systems and equipment. It develops engineering concepts and basis-of-design documentation, performs system and utility calculations, specifies equipment and materials, and produces technical drawings and control documentation.

The engineer manages multiple projects and work activities, coordinates with cross-functional stakeholders, provides technical guidance, and supports project execution from design through construction, commissioning, and turnover. The position also supports operations through procedures, training, maintenance improvements, equipment evaluations, and root cause analysis while ensuring compliance with cGMP, safety, OSHA, SOP, and regulatory requirements. The work location assignment is on premise.

Requirements

• Meet one of the following education and experience combinations: bachelor's degree and at least 4 years of experience; master's degree and at least 2 years; PhD and 0 or more years; associate's degree and 8 years; or 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 an Enterprise Asset Management solution or other CMMS applications.
• Be highly motivated, show initiative, and work well independently or in a team environment.
• Ability to shift priorities based on departmental or facility needs and openness to different ideas and approaches.
• Candidates must be authorized to work in the U.S. by any employer; U.S. work visa sponsorship is not available now or in the future.
• The position requires permanent work authorization in the United States.

Nice To Haves

• Thorough knowledge and understanding of cGMP, FDA requirements, current pharmaceutical industry standards, and/or other regulations.
• Project management experience.

Responsibilities

• 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 airflow diagrams, pressurization and classification plans, P&IDs, equipment layouts, utility distribution drawings, and BAS control philosophies and sequences of operation.
• 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, coordinate with cross-functional stakeholders, and provide 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 following site safety procedures and performing proactive safety assessments.

Benefits

• 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.
• Medical, prescription drug, dental, and vision coverage.
• Eligibility to participate in Pfizer’s Global Performance Plan, with a bonus target of 12.5% of base salary.
• Eligibility to participate in a share-based long-term incentive program.
• Relocation assistance may be available based on business needs and/or eligibility.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: Associate degree