Thermal Systems Engineer

jci; New Freedom (York County); On-site; USD 55,000 - 75,000; Full time

Job summary

Johnson Controls is seeking a Thermal Data Center Systems Engineer for an entry-level role in the Data Center Thermal Solutions Engineering team. You will gain foundational experience in thermal design, analysis, and testing for data center cooling applications, supporting development from server-level heat capture to ambient heat rejection.

Based onsite at the Advanced Technology and Innovation Center in New Freedom, PA, you will work three days per week and collaborate with controls,

Qualifications

• Bachelor of Science in Mechanical Engineering or related field required.
• Heat transfer analysis, conduction, convection, two-phase.
• Thermodynamic cycle analysis.
• Fluid mechanics and hydraulic design.
• Thermal system sizing and component selection.
• CAD proficiency and engineering documentation.

Responsibilities

• Assist with prototype development, testing, and validation of thermal components and subsystems.
• Participate in design reviews and contribute to thermal calculations and documentation.
• Learn and apply thermal modeling tools, CFD software, and test equipment under guidance.
• Develop understanding of the complete thermal chain from chip-level cooling to ambient heat rejection.
• Support cross-functional teams including controls, electrical, and mechanical engineering.

Skills

Heat transfer analysis

Thermodynamic cycle analysis

Fluid mechanics & hydraulics

Thermal system sizing

CAD proficiency

Engineering calculations

Education

Bachelor of Science in Mechanical Engineering or related field

Job description

What you will do

Johnson Controls is seeking a Thermal Data Center Systems Engineer! This is an entry-level position within the Data Center Thermal Solutions Engineering team. You will provide foundational experience in thermal system design, analysis, and testing for data center cooling applications. You will support product development efforts across the thermal chain—from server-level heat capture through ambient heat rejection—while developing expertise in heat transfer, fluid dynamics, thermodynamics, and integrated system design. This position is based onsite, minimum 3 days per week, at our Advanced Technology and Innovation Center located in New Freedom, PA. Candidates must be commuting distance to the facility or able to relocate.

How you will do it

• Assist with prototype development, testing, and validation of thermal components and subsystems
• Participate in design reviews and contribute to thermal calculations and documentation
• Learn and apply thermal modeling tools, CFD software, and test equipment under guidance
• Develop understanding of the complete thermal chain from chip-level cooling to ambient heat rejection
• Support cross-functional teams including controls, electrical, and mechanical engineering

What you will need

Required

• Bachelor of Science in Mechanical Engineering or a related field
• Heat transfer analysis (conduction, convection, two-phase)
• Thermodynamic cycle analysis
• Fluid mechanics and hydraulic system design
• Thermal system component sizing and selection
• CAD proficiency
• Engineering calculations and documentation

Preferred

• Entry level; internship or co-op experience preferred

Johnson Controls International plc. is an equal employment opportunity and affirmative action employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, protected veteran status, genetic information, sexual orientation, gender identity, status as a qualified individual with a disability or any other characteristic protected by law. To view more information about your equal opportunity and non-discrimination rights as a candidate, visit EEO is the Law. If you are an individual with a disability and you require an accommodation during the application process, please visit here.