As a part-time HVAC Design Engineer, you will primarily focus on creating and reviewing HVAC layouts, performing load calculations, and selecting appropriate equipment for various projects. Your responsibilities may also include collaborating with architects, project managers, and contractors to ensure seamless integration of HVAC systems with building designs. You might participate in project meetings, prepare detailed documentation, and support troubleshooting efforts during installation or commissioning phases. The scope of your work will typically vary based on project timelines, but you can expect a mix of independent design work and team collaboration to deliver high-quality, energy-efficient solutions.