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Senior Mechanical Designer II

PM Group
Conshohocken, PA Full Time
POSTED ON 9/27/2025
AVAILABLE BEFORE 9/26/2026
Overview

The Senior Mechanical Designer position is an exciting opportunity to join PM Group’s quickly growing Philadelphia area team out of Conshohocken, PA. We are sharing knowledge, learning, growing, and continuing to be an integral part of supporting PM Group’s ongoing expansion in the US. Our office is executing cutting-edge Life Science projects with a focus on Biologics, Pharmaceutical and Cell & Gene Therapy facilities - from feasibility through to qualification - for both local and international clients. Together with our clients and partners, we will deliver projects that improve the everyday lives of people across the globe.

We are looking for a Senior Designer who enjoys client interaction as well as the technical aspects of the position. This individual needs to have an understanding of the technical aspects of mechanical design engineering including but not limited to HVAC, plant & process utilities, plumbing, and compressed gas systems design. The ability to successfully handle multiple real-time complex project and operational tasks. The Senior Mechanical Designer will be mentored by the senior level Mechanical Engineering team members and will assist with the development of design documents such as P&ID’s, utility consumption summaries, plant & process utility distribution systems, pressurization plans, airflow diagrams, ductwork & piping plans, equipment/construction specifications, temperature & humidity control calculations, HVAC & utility systems sizing, etc. Expect project work to include all levels of design: feasibility studies, conceptual & schematic design, construction documentation, and construction administration. Project sizes will vary and will consist primarily of life science industry projects doing both existing building improvements and new construction.

PM Group is an employee owned, international project delivery firm with a team of 3,800 people. We are world leaders in the pharma, food, biotech, medical technology and mission critical sectors. From our network of offices in Europe, Asia and the US, we work with the world's leading organizations. We are focused on growing a sustainable business centered on our people, our clients and trade partners.

Responsibilities

  • Take ownership of equipment modules and packages through design and procurement phases
  • Ability to check certain drafting deliverables for completeness
  • Generate Equipment Schedules, Material Take off & Inquiry Packages for procurement of equipment
  • Develop each package through Kick-off meetings, Design Reviews, Construction Administration, etc.
  • Interface with clients, vendors, client project management and other disciplines ensuring the highest level of service is provided
  • Interface with client design teams/end users
  • Mechanical site support
  • Delivery of agreed design scope within budget hours and schedule
  • Assist with the development of HVAC, plant and black utility (chilled water, heating hot water, and steam), plumbing, and compressed gas system philosophies
  • Develop project documents (e.g. calculations, reports and construction drawings and specifications, etc.) for clients, according to regulatory and industry standards
  • Conduct code analysis and application in relation to the Mechanical, HVAC and Plumbing disciplines
  • Coordination with other internal disciplines as well as external team members (e.g. vendors, clients, and contractors).
  • Research mechanical / utility materials and methods as required
  • Assist with design development of project packages and coordinating with the design team at the direction of the Lead Mechanical Engineer
  • Develop Mechanical / Utility equipment and construction specifications
  • Develop airflow diagrams, pressurization plans and classification plans
  • Support equipment selections based on recommendations of Lead Mechanical Engineer and completion of equipment schedules
  • Knowledge of Energy Modeling using HAP software is a plus
  • Develop static pressure and pump head calculations where applicable
  • Size and develop layouts for ductwork and piping plans
  • Size and develop layouts for underground and above ground piping plans
  • Size and develop layouts for compressed gas plans
  • Develop utility consumption summaries for compressed gas and plant utilities
  • Develop P&ID’s, equipment plans, plant / utility distribution plans, and system details
  • Perform construction assistance in the form of submittal reviews, RFI responses, and field visits to verify construction by trades match design intent of applicable systems
  • Mentor and help develop less experienced mechanical design team members
  • Special projects as assigned

Qualifications

  • 15 Years of design experience in a design firm setting for the Life Sciences industry: Pharmaceutical, Biopharmaceutical, Cell & Gene Therapy sectors
  • At least 5 years’ of administration and setup experience working with AutoCAD and Revit (Revit experience is required)
  • Understanding of and ability to develop Piping and Instrumentation Diagrams (P&IDs)
  • Self-starter with confidence in coordinating the efforts of others
  • Good communication skills (ability to lead Technical reviews with Clients and Suppliers)
  • Knowledge of GMP Manufacturing environments is preferred
  • The ability to travel as needed for client and project development

All of your information will be kept confidential according to EEO guidelines.

Why PM Group?

As an employee-owned company, we are inclusive, committed and driven. Corporate Responsibility and Sustainability are the heart of our new 2025 business strategy. Click here to read more in our 2024 Environmental, Social and Governance Report.

Inclusion and Diversity are core to our culture and values. Wherever we work, we commit to a culture of mutual respect and belonging by building a truly inclusive workplace rich in diverse people, talents and ideas. Valuing the contributions of all our people and respecting individual differences will sustain our growth into the future.

PM Group is committed to ensuring our hiring process is fair and accessible to all and will provide candidates with disabilities with reasonable accommodations required to participate in the recruitment process. If you require any assistance in this regard, please let us know.

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