Design and Product Development Engineer

About the Role

• Join the R&D / Product Engineering team as an HVAC & Refrigeration Engineer.
• Involves hands-on work across refrigeration system design, testing, optimization, and troubleshooting.
• Work on vapor-compression refrigeration systems.
• Contribute to improving system performance, energy efficiency, reliability, and overall product performance.
• Suitable for individuals who enjoy working with physical systems, prototypes, and test equipment, and are comfortable moving between design, experimentation, analysis, and troubleshooting.

Key Responsibilities

Refrigeration System Design & Optimization

• Design and optimize vapor-compression refrigeration systems.
• Perform refrigeration cycle analysis and system-level performance calculations.
• Select and size compressors, evaporators, condensers, expansion devices, fans, and related components.
• Optimize refrigerant charge, superheat, subcooling, and operating parameters.
• Analyze cooling capacity, COP, and overall system energy performance.

Thermal & Condensation Engineering

• Analyze heat transfer and condensation processes.
• Work on evaporator, airflow, and heat-exchanger performance.
• Apply psychrometric and dew-point concepts to system performance.
• Identify opportunities to improve condensation and energy efficiency.

Testing & Experimental Development

• Design and conduct refrigeration and thermal performance tests.
• Develop test procedures and performance benchmarks.
• Collect and analyze temperature, pressure, humidity, airflow, electrical, and system-performance data.
• Prepare technical reports and recommend engineering improvements based on test results.

Troubleshooting & Root-Cause Analysis

• Diagnose refrigeration and thermal issues in prototypes and deployed systems.
• Troubleshoot compressor performance, refrigerant flow, expansion devices, frosting, pressure, and airflow-related issues.
• Conduct root-cause analysis and implement corrective actions.
• Support technical resolution of field issues.

Product Development Support

• Support development and improvement of refrigeration-based products.
• Translate performance requirements into technical specifications.
• Support prototype development, testing, and design iterations.
• Evaluate refrigeration components, heat exchangers, refrigerants, and related technologies.

Cross-Functional Collaboration

• Work with mechanical, electrical, controls, and other engineering teams.
• Coordinate with manufacturing and service teams to ensure practical and reliable designs.
• Support technical evaluation of refrigeration components and suppliers.
• Provide technical inputs during product testing and field deployments.

Requirements & Tech Stack

Qualifications

• B.E. / B.Tech / M.E. / M.Tech in Mechanical Engineering, Thermal Engineering, Refrigeration & Air Conditioning, HVAC, Energy Engineering, or a related discipline.
• 1-3 years of relevant industry experience in HVAC, refrigeration, thermal systems, heat pumps, cooling systems, or product engineering.
• Strong understanding of:
• Vapor-compression refrigeration cycles
• Thermodynamics
• Heat transfer
• Psychrometrics
• Fluid mechanics
• Refrigeration system components
• HVAC system design and troubleshooting
• Practical experience in refrigeration testing, commissioning, or troubleshooting.
• Ability to analyze engineering data and identify performance improvement opportunities.

Preferred Experience

• Experience with one or more of the following would be an advantage:
• Compressor selection and performance analysis
• Evaporator and condenser design
• TXV / EEV selection and optimization
• Refrigerant charging and system commissioning
• Pressure-temperature analysis
• Superheat and subcooling measurement
• Psychrometric analysis
• Heat exchanger design
• Refrigeration system simulation
• MATLAB / Python / Excel for engineering analysis
• CoolPack / RefProp / Danfoss selection tools / DWSIM
• SolidWorks / AutoCAD or equivalent CAD tools
• Data acquisition and experimental testing
• Experience with commonly used refrigerants would be an added advantage.

What We're Looking For

• Strong technical fundamentals with hands-on engineering capability.
• Ability to independently troubleshoot and solve technical problems.
• Comfortable working with machines, prototypes, and test equipment.
• Data-driven approach to engineering decisions.
• Interest in energy efficiency and thermal performance.
• Comfortable working in a fast-paced startup environment.
• Willingness to work across design, testing, and field troubleshooting.