The Junior Thermal Systems Engineer supports the analysis, design, and testing of thermal systems within HVAC equipment and building environments. Reporting to senior engineers, this role involves assisting in thermal modeling, heat transfer calculations, and validation testing to improve HVAC system efficiency and reliability. The engineer will gain hands-on experience with thermal performance evaluation and contribute to product development and optimization.
Assist in performing heat transfer and thermal load calculations for HVAC components such as coils, heat exchangers, and piping systems.
Support the setup and execution of thermal simulations using CFD and other modeling tools under supervision.
Analyze temperature profiles, energy flows, and system performance data to identify improvement areas.
Collaborate with R&D and product teams to develop thermal system prototypes and conduct lab testing.
Document test procedures, record observations, and assist in data analysis and report preparation.
Help ensure thermal designs meet performance, safety, and regulatory requirements.
Prepare thermal design calculations, diagrams, and technical documentation.
Support drafting of specifications and assist in updating design standards and best practices.
Work with CAD and simulation teams to ensure accurate thermal integration within HVAC designs.
Coordinate with mechanical, controls, and manufacturing engineers to align thermal system objectives.
Participate in design reviews, team meetings, and training sessions to expand technical knowledge.
Stay updated on thermal technologies, HVAC industry trends, and relevant codes.
Heat transfer analysis and thermal load calculations for HVAC systems
Thermal simulation support and data interpretation
Product testing assistance and performance validation
Cross-functional teamwork and technical skill development
Bachelor’s degree in Mechanical Engineering, Thermal Engineering, or related field (required)
0–2 years of experience in thermal systems analysis, HVAC, or related internships/projects
Basic proficiency in thermal simulation software (ANSYS Fluent, COMSOL, or similar)
Familiarity with CAD tools (SolidWorks, AutoCAD)
Microsoft Office suite (Excel, Word, PowerPoint)
Strong fundamentals in heat transfer, thermodynamics, and fluid mechanics
Analytical mindset with attention to detail
Effective communication and teamwork skills
Eagerness to learn and apply thermal engineering principles
Ability to follow instructions and work under supervision