Job Title: Calculation Engineer Key Responsibilities: Develop a cutting-edge calculation engine to drive business growth. Collaborate with cross-functional teams to understand customer needs from various perspectives. Apply expertise in heat transfer and thermodynamics to develop advanced algorithms, working closely with optimization engineers to provide best-in-class solutions to customers. Requirements: A Master's or PhD degree in thermal, refrigeration, and air-conditioning or fluid machinery, with at least 2 years of experience. Strong background in heat transfer, thermodynamics, and numerical analysis, with the ability to comprehend complex non-linear equation groups. Proficiency in programming languages such as Python, Modelica, C++, or Fortran. Engineering experience in design or application of HVAC/R or power plant equipment. Excellent verbal and written communication skills. Ability to work effectively in a collaborative team environment. Experience in developing and implementing algorithms to solve large nonlinear algebraic equation systems or differential equation systems.