Charissa Louise Sy

Charissa Louise Sy is a Junior Mechanical Engineer at One Zone since June 2023, with experience in designing HVAC systems for commercial and residential projects while adhering to ASHRAE and CIBSE standards. Proficient in BricsCAD and Revit, Charissa creates layouts and plans for ductwork and equipment selection. Prior to this role, Charissa served as a Graphic Design Artist at PostSocial Marketing from November 2022 to 2024, focusing on content creation and curating Instagram posts. Charissa also worked as a Quality Assurance Engineer at SMK Electronics USA from March 2021 to April 2022, where responsibilities included customer analysis, new model planning, and internal process audits. An internship at B12 Construction and Trading Corporation in 2019 involved troubleshooting and equipment fabrication. Charissa holds a Bachelor of Engineering in Mechanical Engineering from Holy Angel University, completed in April 2020.