Senior Mechanical Engineer (Medical Devices)

Location: Boston, MA, US; full-time role based at 125 Summer Street

Base salary: $90,100–$153,300 annually, plus potential discretionary annual bonus and long-term incentives.

Company

hirify.global designs and manufactures medical devices for blood component separation, therapeutic treatments, transfusions, pharmaceutical applications, and diagnostic equipment.

What you will do

• Design, develop, maintain, integrate, and test existing and next-generation electromechanical medical device platforms.
• Provide technical leadership across materials selection, thermal management, mechanisms, reliability, safety standards compliance, and mechanical verification.
• Lead cross-functional technical discussions throughout product requirements, design, verification, and product release.
• Collaborate with component suppliers on materials, critical-to-quality specifications, troubleshooting, and design of experiments.
• Build mechanical prototypes and document requirements, specifications, design reviews, test procedures, reports, and design-for-X activities.
• Investigate product failures, determine root causes, and implement solutions using design of experiments.

Requirements

• BSME or MSME with 7+ years of mechanical product design experience for complex electromechanical products in medical devices or another high-reliability industry.
• Deep expertise in plastics, metals, materials, thermal management, mechanisms, and reliability engineering.
• Experience designing electromechanical medical devices from concept through production and delivering complete platform products.
• Mandatory: extensive SolidWorks experience, including complex assemblies, drawings, and PDM.
• Experience with 2D/3D CAD, simulations, tolerance analysis, mechanical verification, DFM/DFA, prototyping, and manufacturing transition.
• Knowledge of IEC/ISO 60601, IEC 61010, medical device regulatory requirements, compliance activities, and regulatory submissions.

Nice to have

• Experience with third-party laboratory testing, simulation analysis, and IEC safety and EMC certification.
• Knowledge of motor systems, motion control, rotating machinery, pneumatic systems, fluid-handling mechanisms, and thermal dynamics.
• Familiarity with cables, shielding, system-level electromechanical integration, and continuous improvement initiatives.

Culture & Benefits

• Diverse and dynamic work environment within a research and development organization.
• 401(k) with up to a 6% employer match and no vesting period.
• Employee stock purchase plan and potential long-term incentive plan participation.
• Flexible time off for salaried employees, paid sick time, paid and floating holidays, and parental leave.
• Short- and long-term disability insurance, tuition reimbursement, and health and welfare benefits.