Company Profile Lennox NYSE LII Driven by 130 years of legacy HVAC and refrigeration success Lennox provides our residential and commercial customers with industry-leading climate-control solutions At Lennox we win as a team aiming for excellence and delivering innovative sustainable products and services Our culture guides us and creates a workplace where all employees feel heard and welcomed Lennox is a global community that values each team member s contributions and offers a supportive workplace for career development Come stay and grow with us This engineer designs fabricates modifies and evaluates complex mechanical and electro-mechanical components sub-systems and systems The person in this position may also provide work leadership for lower level employees Duties include but are not limited to Develop high-fidelity digital twin models of refrigeration systems using Modelica and GT-SUITE Simulate and analyze thermal fluid and control system behaviors under various operating conditions Collaborate with cross-functional teams including mechanical controls and software engineers to integrate simulation models into product development workflows Validate simulation models against experimental or field data and refine models for accuracy and performance Support system-level optimization scaling models diagnostics and predictive maintenance strategies using digital twin insights Document methodologies assumptions and results for internal and external stakeholders Qualifications Requires a bachelor s degree in engineering Requires at least 5 years related experience Bachelor s or Master s degree in Mechanical Engineering Thermal Engineering or a related field Minimum 7 years of experience Modelica-based tools e g Dymola OpenModelica or GT-SUITE Proficiency in Refrigeration or HVAC systems design and simulation Strong understanding of thermodynamics heat transfer and fluid dynamics Experience with system modeling parameter estimation and model validation Familiarity with control systems and embedded software integration is a plus Excellent problem-solving communication and documentation skills Additional preferred skills Knowledge of scripting languages e g Python MATLAB for automation and data analysis Exposure to cloud-based simulation platforms or IoT integration for digital twins

📌 Specialist - Simulation (Tamil Nadu)
🏢 Lennox International
📍 Tamil Nadu