Senior Thermal Engineer, Data Center Cooling Lead

R&D Specialties; Dallas (TX); On-site; USD 125,000 - 160,000; Full time

Benefits offered by this job

Medical, Dental, and Vision Insurance

401(k) Retirement Plan

Employer-Paid Life Insurance

Short-Term Disability

Paid Time Off (PTO)

Paid Holidays

Birthday Time Off

Paid Parental Leave

Volunteer Time Off (VTO)

Tool Reimbursement

Tuition Reimbursement

Job summary

Compu Dynamics Modular (CDM) is seeking a Senior Mechanical Engineer, Thermal and Cooling Design, to lead thermal engineering and mechanical design for modular data centers and industrial cooling systems. You will drive the design from IT load data through heat load analysis, architecture selection, equipment sizing, and detailed drawings to ensure efficient, manufacturable, and code-compliant solutions.

You will collaborate with estimating, manufacturing, electrical and structural teams to

Qualifications

• Bachelor’s degree in Mechanical Engineering.
• 4 to 7+ years of experience in thermal engineering, HVAC design, or data center cooling design.
• Strong knowledge of thermodynamics, heat transfer, fluid mechanics, and psychrometrics.
• Experience with hydronic system design and pipe sizing.
• Experience selecting and sizing HVAC or data center cooling equipment.
• Familiarity with ASHRAE TC 9.9, ASHRAE 90.4, and applicable mechanical codes.
• Proficiency in 3D CAD and Excel for engineering calculations.

Responsibilities

• Performs thermal and heat load calculations for IT modules at rack, row, and module levels for air-, liquid-, and hybrid cooling deployments.
• Translates rack schedules and IT loads into cooling capacity, airflow, and water flow needs.
• Performs psychrometric analysis for air conditions, dew point control, humidification, and economizer operation.
• Performs heat transfer and fluid flow calculations for coils, heat exchangers, and liquid cooling loops.
• Uses CFD modeling to validate airflow distribution and hot spot risk.
• Performs energy/efficiency analysis (PUE) to compare cooling architectures.
• Develops cooling architectures for high-density AI/HPC loads (DLC, rear door, in-row).
• Sizes cooling equipment like CRAH/CRAC units, CDUs, chillers, etc.
• Designs chilled water loops with flow rate, delta T, pipe sizing, and redundancy.
• Develops containment and airflow management strategies.
• Performs balance analyses to verify distribution capacity.

Skills

Thermal engineering

HVAC design

Data center cooling design

Project coordination

Communication

Education

Bachelor’s degree in Mechanical Engineering

Tools

3D CAD (SolidWorks, Inventor, Revit)

Excel

CFD software

Job description

Compu Dynamics Modular (CDM) is seeking a Senior Mechanical Engineer, Thermal and Cooling Design, to lead thermal engineering and mechanical design for modular data centers and industrial cooling systems. You will drive the design from IT load data through heat load analysis, architecture selection, equipment sizing, and detailed drawings to ensure efficient, manufacturable, and code-compliant solutions.

You will collaborate with estimating, manufacturing, electrical and structural teams to