Sr. Mechanical Engineer (HVAC)

Location: Boxborough, Massachusetts, United States

Salary: $91,740–$170,500 per year

Company

hirify.globalt is a public precision technology company whose Gems Setra business develops sensing and monitoring solutions for critical environments, HVAC systems, laboratories, hospitals, data centers, and industrial applications.

What you will do

• Design and develop mechanical components and assemblies for pressure, flow, temperature, humidity, and air-quality sensors.
• Create CAD models, engineering drawings, GD&T specifications, material specifications, and tolerance analyses optimized for accuracy and manufacturability.
• Perform FEA and thermal analysis to validate performance under airflow, vibration, humidity, condensation, and thermal-drift conditions.
• Lead prototyping, environmental qualification, pressure cycling, thermal shock, leak, humidity, and reliability testing.
• Optimize sensor interfaces for installation in air ducts, cleanrooms, mechanical rooms, and building automation systems.
• Partner with electrical, firmware, test engineering, and manufacturing teams while providing technical leadership for NPI and sustaining engineering projects.

Requirements

• Bachelor’s degree in Mechanical Engineering with 8+ years of experience, or a master’s degree with 5+ years of experience.
• Strong experience designing sensors for HVAC, building automation, industrial, or environmental monitoring applications.
• Proficiency with SolidWorks, Creo, or equivalent CAD tools, including advanced mechanical design and GD&T.
• Experience designing housings and sensing structures using metals, polymers, elastomers, and environmental-grade materials.
• Understanding of thermal behavior, airflow dynamics, sealing, IP ratings, and manufacturing methods including machining, injection molding, die casting, welding, and brazing.
• Ability to manage multiple small- to medium-sized engineering projects, including schedule and financial tracking.

Nice to have

• Knowledge of differential-pressure sensing, piezoresistive or capacitive elements, MEMS, and sensor packaging for harsh environments.

Culture & Benefits

• Work on sensing technologies used in mission-critical environments and infrastructure.
• Collaborate across mechanical, electrical, firmware, test, and manufacturing functions.
• Contribute to VAVE, cost reduction, design improvement, and product lifecycle activities.
• Support a culture focused on innovation, reliable products, and real-world industrial impact.