Job Summary: Responsible for driving sales growth by providing technical consultation, HVAC system design, and project support for VRF, Chiller, and Commercial Air Conditioning solutions. Work closely with customers and internal teams to deliver effective and competitive HVAC solutions. Responsibilities: - Promote and support sales of VRF, Chiller, and Commercial Air Conditioning products. - Design HVAC systems and prepare technical proposals, equipment selections, and system layouts. - Provide technical consultation and support to consultants, contractors, distributors, and customers. - Conduct product training for sales teams and business partners. - Support project execution, commissioning, and after-sales technical issues when required. - Coordinate with internal departments to ensure successful project delivery. - Perform other duties assigned by the Supervisor. [Requirements] - Bachelor’s degree in HVAC Engineering, Thermal Engineering, Air Conditioning Systems, or related fields (mandatory) - Minimum 2 years of experience in HVAC Sales Engineering or a similar role. - Proficient in AutoCAD and Microsoft Office. - Good command of English - Strong presentation, communication, and interpersonal skills - Customer-oriented mindset with good problem-solving ability - Willingness to travel for business trips when required