Calculation Engine Developer

About Carrier   Carrier Global Corporation, global leader in intelligent climate and energy solutions, is committed to creating innovations that bring comfort, safety and sustainability to life. Through cutting-edge advancements   in climate solutions such as   temperature control, air quality and transportation, we improve lives, empower critical industries and ensure the safe transport of food, life-saving medicines and more. Since inventing modern air conditioning in 1902, we lead with purpose: enhancing the lives we live and the world we share. We continue to lead because of our world-class, inclusive workforce that puts the customer at the center of everything we do. For more information, visit   corporate.carrier.com   or follow Carrier on social media at @Carrier.

The Calculation Engine Developer will d evelop, coordinate and conduct complex tests and debugs control and diagnostic systems, makes recommendations on changes in the selection and application of software production components to management, implements major components, presents designs review, and coordinates with other organizations. Carrier is seeking a passionate and experienced Calculation Engine Developer to join our Modeling and Simulation team. This role is critical to the development and deployment of best‑in‑class calculation platforms that support Carrier’s commercial HVAC equipment portfolio.  In this position, you will apply advanced thermodynamics, heat transfer, and numerical methods to the development of robust, scalable calculation engines that enable optimized product selection and superior customer solutions. You will collaborate closely with marketing, product engineering, and global stakeholders to translate customer and business needs into high‑performance engineering models.

As a Calculation Engine Developer , you'll be responsible for:    Design, develop, and maintain state‑of‑the‑art calculation engines that support Carrier’s commercial HVAC product offerings and sales tools.  Apply expertise in heat transfer, thermodynamics, and numerical methods to develop accurate and reliable engineering algorithms.  Collaborate with optimization engineers to develop advanced algorithms that enable optimal system selection and performance predictions.  Work cross‑functionally with marketing, product engineering, and global teams to understand customer requirements and translate them into technical solutions.  Support the integration and deployment of calculation engines into Carrier’s modeling and configuration platforms.  Ensure model accuracy, robustness, scalability, and maintainability through validation, testing, and continuous improvement.  Drive resolution of complex technical challenges related to numerical stability, convergence, model accuracy, and computational performance   Define and enforce best practices for calculation engine development, including numerical methods, data structures, and integration patterns    Requirements:  We are looking for people who are with deep knowledge and highly developed technical expertise. If this is you, get in touch.  As a minimum you must have: Master’s degree or PhD in Thermal Engineering, Refrigeration and Air‑Conditioning, Fluid Machinery, or a related engineering discipline.  Minimum of 2+ years of relevant engineering experience with a Master’s degree (or equivalent experience with a PhD).  Strong foundational knowledge of:   Heat transfer  Thermodynamics  Numerical analysis  Nonlinear algebraic and differential equation systems  Hands‑on programming experience in one or more of the following:  Python, Modelica, C++ or related programming languages.  Engineering experience in design, analysis, or application of HVAC/R or power plant equipment.  Strong verbal and written communication skills.  Proven ability to collaborate effectively across functions and global