Modeling Engineer, Data Center Thermal (Remote/Hybrid)

Johnson Controls; Milwaukee (WI); On-site; USD 100,000 - 140,000; Full time

Benefits offered by this job

Bonus plan

Benefits package

Job summary

Johnson Controls is seeking a Modeling Engineer to develop and apply numerical models for data center cooling systems. The role focuses on simulating performance and guiding design decisions, with close collaboration across engineering, controls and electrical groups.

The position is on-site at the Warren Johnson Engineering Lab in Milwaukee, WI, with options for relocation and some remote work for the right candidate. Expect a strong emphasis on advanced thermal solutions.

Qualifications

• Bachelor’s, Master’s or PhD in Mechanical Engineering or related field.
• 7+ years of industry experience with thermal products or systems.
• Strong foundation in thermodynamics, heat transfer and fluid mechanics.
• Experience with HVAC design, refrigerant cycles and component selection.
• Proficiency with numerical simulation tools for building and thermal applications.

Responsibilities

• Develop numerical simulations of thermal components used in data center applications.
• Integrate subsystems into complete thermal solutions across cooling loops and controls.
• Use models to predict chip-to-ambient performance of data center cooling systems.
• Provide technical guidance to customers based on model results.
• Present project status and technical findings across departments.
• Write papers or deliver talks on emerging technologies and system architectures.
• Engage with industry groups such as ASHRAE and Open Compute Project.

Skills

Thermodynamics

Heat transfer

Fluid mechanics

HVAC design

Refrigerant cycles

Modelica

MATLAB/Simulink

EES

EnergyPlus

Python scripting

Cross-functional projects

PID tuning

Education

Bachelor's degree in Mechanical Engineering or related field

Master’s or PhD in Mechanical Engineering or related field

Tools

Modelica

MATLAB/Simulink

EES

EnergyPlus

Python

Job description

Johnson Controls is seeking a Modeling Engineer to develop and apply numerical models for data center cooling systems. The role focuses on simulating performance and guiding design decisions, with close collaboration across engineering, controls and electrical groups.

The position is on-site at the Warren Johnson Engineering Lab in Milwaukee, WI, with options for relocation and some remote work for the right candidate. Expect a strong emphasis on advanced thermal solutions.