U.S. Citizen, U.S. Person, or Immigration Status Requirements: All candidates must be authorized to work in the U.S. without the company’s immigration sponsorship now or in the future. The company will not offer immigration sponsorship for this position.  Senior Process Mechanical Designer Hart Companies is a family-owned design and construction firm founded in 1941. With more than 200 employees, we provide integrated Engineering, Architectural, Construction, and Passivation services for highly regulated industries. Our teams deliver everything from targeted upgrades to $100M+ capital programs nationwide. Position Summary The Senior Process Mechanical Designer role leads and executes detailed piping and equipment layout design for pharmaceutical, biopharmaceutical, and other advanced manufacturing facilities. Working closely with engineering and construction teams, this position ensures designs are compliant, constructible, and aligned with project execution in the field. Key Responsibilities * Design and detail process piping and equipment layouts for manufacturing facilities and laboratories * Develop high-purity process and clean utility systems in compliance with ASME BPE * Create, coordinate, and review detailed 3D piping models in a VDC/BIM environment * Produce and review software-generated piping isometrics and orthographic drawings * Work from and interpret P&IDs, flow diagrams, specifications, and datasheets * Collaborate with engineering and construction teams to support constructability * Conduct site visits for field verification and design support * Review and validate models, drawings, and project documentation * Provide technical support during construction, startup, and commissioning * Stay current on industry standards, codes, and design technologies Qualifications * Minimum 6 - 10 years of experience as a Process Mechanical / Piping Designer * Proven experience in the layout and construction of organic and/or biopharmaceutical manufacturing facilities or laboratories * Experience in semiconductor manufacturing or other piping- and equipment-focused industries will be considered * Strong working knowledge of ASME BPE, high-purity, and clean utility piping system design * Design development proficiency in a VDC/BIM environment (required) * Proficiency in 3D design modeling and production of isometrics and orthographic drawings * Associate’s or Bachelor’s degree preferred, but not required * Ability to execute assignments independently * Willingness to travel regionally as needed Why Hart * Integrated design and construction teams that reduce rework and improve constructability * Direct collaboration with engineering and field personnel * Long-term stability with a well-established, family-owned firm * Culture built on trust, technical excellence, and respect for expertise Must be a U.S. Citizen to apply Hart Companies are committed to creating a diverse environment and is proud to be an equal opportunity employer. All employment offers with Hart Companies are subject to satisfactory completion of a criminal background check, discretionary driving record review, and drug screening.