Ashen Rahubadda is a researcher and academic contributor in building economics and sustainable construction at the University of Moratuwa, Sri Lanka, where he has served as a guest lecturer and research assistant on interdisciplinary projects spanning disaster risk reduction, biomimicry, off-site construction, and data-driven built environment analysis. His professional experience includes leadership roles in grant-funded collaborative research, industry engagement as an assistant quantity surveyor, and delivery of specialized instruction in BIM, simulation technologies, and digital construction workflows. His research focuses on biomimicry-inspired urban design, net-zero and carbon-neutral construction, building performance simulation, disaster management, and digital integration in construction, with scholarly contributions published in peer-reviewed journals and international conference proceedings. His achievements include best paper and poster awards, academic merit recognitions, a registered educational game trademark, and active professional memberships in recognized surveying institutions. His research impact includes 4 citations, 5 publications, and an h-index of 1.