Carrier
From Carrier's careers page
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About the role The Systems Modeling Engineer will develop and maintain performance models and calculation engines for water‑cooled chiller systems.
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.
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
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.
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.
Heat transfer
Thermodynamics
Numerical methods
Nonlinear equation systems
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
Experience developing multi-language solutions across modeling and software systems
Familiarity with optimization techniques or product configuration tools
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 contact us at Carrier.Recruiting@carrier.com. We will make every effort to meet your needs in accordance with applicable laws.
Carrier is An Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age or any other federally protected class.
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