Johnson Controls · 2 hours ago
Principal Data Center Thermal Systems Engineer (hybrid)
New Freedom-Pennsylvania-United States of America
Full-time
Hybrid
Senior Level, Lead/Staff
7+ years expJohnson Controls is seeking a Principal Data Center Thermal Systems Engineer for their Advanced Technology & Innovation group. The role involves leading thermal projects, developing comprehensive thermal system solutions, and mentoring engineering teams.
Industrial EngineeringPhysical SecuritySmart Building
Responsibilities
Plan and execute complex thermal projects and product releases; complete full thermal system designs
Integrate subsystems into complete thermal solutions; coordinate across cooling loops, controls, and heat rejection
Define specifications for complete thermal systems including multi-domain requirements (thermal, controls, electrical)
Lead process improvement initiatives across thermal domains
May lead a team of 2-5 engineers plus technicians on thermal system projects
Present status and strategy information across departments; mentor Engineer II and Senior Engineers
Qualification
Required
Bachelor's degree in Mechanical Engineering
7 years experience with released thermal products or systems
Chiller industry experience, or large industrial HVAC industry experience
Microsoft 365/Excel (including basic macros/VBA for data analysis and reporting)
CAD proficiency (SolidWorks, Creo, or equivalent)
Engineering calculations and documentation (MathCAD, EES, or equivalent)
Heat transfer analysis (conduction, convection, two-phase)
Strong cross-domain knowledge across thermal, controls, electrical systems—generalists with 80% mastery across domains highly valued
Thermodynamic cycle analysis
Fluid mechanics and hydraulic system design
Thermal system component sizing and selection
Prototype fabrication and hands-on testing
Cross-functional project execution
Preferred
Software/Simulation experience
Python scripting and environment management (package installation, virtual environments, basic automation)
CFD (ANSYS Fluent, Star-CCM+, OpenFOAM, or equivalent)
FEA (ANSYS Mechanical, Abaqus, or equivalent)
MATLAB/Simulink for system modeling and controls
Controls fundamentals (feedback loops, PID tuning, system response)
Electrical systems basics (motor sizing, VFDs, power distribution)
Refrigeration system design and refrigerant properties
Data center cooling architectures (direct liquid cooling, rear-door heat exchangers, CDUs)
Expert in one or more thermal domains (CDU, chiller, dry cooler, cold plate systems)
Company
Johnson Controls
Johnson Controls offers smart buildings that create safe, healthy, and sustainable environments.
10001+ employees
H1B Sponsorship
Johnson Controls has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (61)
2024 (57)
2023 (80)
2022 (95)
2021 (81)
2020 (93)
Funding
Current Stage
Public CompanyTotal Funding
$1.6BKey Investors
US Department of Energy
2024-12-05Post Ipo Debt· $250M
2024-12-04Post Ipo Debt· $525.61M
2024-05-20Post Ipo Equity· $90M
Leadership Team
Joakim Weidemanis
Chief Executive Officer
Marc Vandiepenbeeck
Executive Vice President and Chief Financial Officer
Recent News
2026-01-16
Company data provided by crunchbase