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Harton

Posted yesterday

Mechanical Engineer

Harton · Cambridge, Massachusetts, United States

Full-timeOn site5-10 yrsListed as no visa sponsorshipPharmaceutical Manufacturing
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In short

You will support the design, prototyping, integration, and qualification of automated cell growth and characterization instruments. Additionally, you will manage supplier relationships and execute data-driven improvements based on instrument performance testing.

What they're looking for

MUST-HAVE SKILLS

Mechanical designElectromechanical systems3D CADOnshapeRapid prototypingManufacturing technologiesSupplier relationsData-driven improvements

ALSO MENTIONED

Mechanical EngineerBioprocessingElectromechanical subsystemsPrototypingOnshape3D CADManufacturingSupplier relationsElectronics designMotion control

Candidates must hold a BS or MS in mechanical engineering or a related field with 4-7 years of experience in complex electromechanical product development. Proficiency in 3D CAD and experience with rapid prototyping and manufacturing technologies are required.

About the employer

Harton

Expanding Cures

Harton is pioneering the future of cell therapy manufacturing with its innovative GMP-ready Solid-State Bioprocessing Platform, setting the industry standard for precision, scalability, and efficiency in producing high-quality therapies for every patient in need.

INDUSTRY
Pharmaceutical Manufacturing
COMPANY
Privately Held
FOUNDED
2021
HEADQUARTERS
Cambridge, MA
SIZE
2-10on LinkedIn
OFFICES
1 on LinkedIn

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Questions about this role

Is this Harton role remote?
Tagged on site.
Does it sponsor visas?
Listed as no visa sponsorship.
What experience does it ask for?
Listed as 5-10 years.

The posting, in full

Harton is seeking a highly motivated Mechanical Engineer with 4-7 years experience in mechanical design to contribute to the development of our novel bioprocessing platform. In this role, you will support the planning, design, prototyping, integration, and testing of complex electromechanical subsystems, collaborating closely with small multidisciplinary science and engineering teams throughout the development process.

▶ READ THE FULL POSTING

Harton is seeking a highly motivated Mechanical Engineer with 4-7 years experience in mechanical design to contribute to the development of our novel bioprocessing platform. In this role, you will support the planning, design, prototyping, integration, and testing of complex electromechanical subsystems, collaborating closely with small multidisciplinary science and engineering teams throughout the development process.

The ideal candidate will bring strong mechanical design intuition, hands-on experience with electromechanical systems, and a passion for developing innovative technologies that enable manufacturing of next-generation cell-based products.

Responsibilities

  • Support the design, prototyping, integration, and qualification of automated cell growth and characterization instruments in collaboration with cross-functional engineering and biology teams.
  • Design, prototype, and test electromechanical subsystems meeting technical and performance requirements from concept through release.
  • Propose and execute data-driven improvements based upon instrument performance and validation testing.
  • Manage relationships with domestic and international suppliers for custom and off-the-shelf components.
  • Participate in project planning and scheduling under the direction of technical team leads.

Required Qualifications

  • BS or MS in mechanical engineering, mechatronics, or related field, with approximately 4-7 years of experience in complex electromechanical product development.
  • High proficiency in 3D CAD and experience collaborating on a hardware product. Harton uses Onshape for 3D CAD.
  • Proficiency using AI tools to support routine engineering tasks.
  • Experience in rapid prototyping, low- and high-volume manufacturing technologies, and domestic and international supplier relations.
  • Excellent communication skills and the ability to explain engineering concepts and workflows to non-engineering colleagues and commercial teams.
  • Excellent engineering judgment with the ability to independently evaluate technical trade-offs, cost, risk, and schedule when making decisions.

Preferred Qualifications

  • Experience in electronics design and assembly, actuators, motion control, and sensors. Hobby, industrial, and robust theory are all acceptable.
  • Proficiency in EDA software, signal analysis, and communication protocols.
  • A portfolio illustrating the design and fabrication of personal projects that may highlight technical problem solving, diverse interests or experiences, and the ability to document and share complex work. Candidates should include a link to their portfolio within their resume.
  • Familiarity with thermal and fluid flow simulation as applied to mechanical system design.
  • Understanding of cell expansion and fundamental bioprocessing concepts.
  • Familiarity with the U.S. technology patent process.
  • Experience in optics, microscopy, fluidics, materials science, or the practical intersections of these disciplines.

To learn about Harton, visit hartontx.com.

At Harton, we are committed to providing our team with the resources, incentives, and flexibility to thrive both inside and outside of work. Our benefits include:

  • Comprehensive medical coverage
  • Company-funded Health Savings Account (HSA) for eligible medical, vision, and dental expenses
  • Wellness incentives and health club reimbursement
  • Mental health resources and telehealth access
  • Paid parental, family, and medical leave
  • Financial wellness education resources
  • Flexible vacation and sick time
  • 12 paid holidays plus an annual winter break
APPLY ON HARTON'S CAREERS SITE ↗
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This listing comes from Harton's own careers site. Apply links go to the employer. Company facts are from Harton's public profile. Last checked 5 Nov 2026.