Systems Modeling Engineer

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 Systems Modeling Engineer will develop and maintain performance models and calculation engines for water‑cooled chiller systems. This role focuses on engineering calculations and numerical model implementation, supporting system performance calculations for water-cooled chillers. The successful candidate will apply strong fundamentals in heat transfer, thermodynamics, and numerical methods to develop, validate, and optimize HVAC/R system models, working closely with global engineering and product teams.

As a Systems Modeling Engineer , you'll be responsible for:   Develop and maintain HVAC system and component calculation models, including:  Model requirement definition  Test plan development  Verification and validation  Implement engineering algorithms and numerical methods to support performance prediction and product behavior  Develop and maintain calculation software in Fortran-based and C#)  Collaborate with Marketing, Product Development Engineering, and global teams to translate customer and product requirements into engineering models  Ensure model accuracy, robustness, and maintainability through validation and continuous improvement  Document modeling assumptions, methods, and results for traceability and knowledge sharing    Requirements We are looking for people who are skilled on leading technical efforts or define modeling / calculation approaches for complex engineering systems. If this is you, get in touch.  As a minimum you must have:   University Degree or equivalent   A minimum of 7 years prior relevant experience or an advanced degree in a related field and a minimum of 5 years' experience.   Strong fundamentals in:  Heat transfer  Thermodynamics  Numerical methods  Nonlinear equation systems  Experience with thermal-fluid system modeling  Hands-on programming experience in Fortran and C# (preferred) or similar numerical languages (C/C++, Java)  Experience developing or maintaining engineering calculation models or simulation tools  Experience in HVAC/R, power systems, or related equipment domain  Demonstrated ability to lead technical efforts or define modeling / calculation approaches for complex engineering systems  Strong written and verbal communication skills  Ability to collaborate across global, cross-functional teams  Ability to work independently on technical problems while contributing to team objectives    Although not necessary, it would be nice if you have:   Experience maintaining legacy engineering calculation codebases   Experience developing multi-language solutions across modeling and software systems  Familiarity with optimization techniques or product configuration tools  Experience mentoring or guiding junior engineers    Benefits   We offer a competitive total rewards package that may include other benefits and well ‑ being programs. Offerings vary by role and location and are designed to support employees’ health, security, and success.       If you require a reasonable accommodation to complete the application process, participate in an interview, or otherwise engage in the hiring process, please