Abdullah has over 25 years of experience as a highway designer and engineer. He has extensive experience designing highways in Bangladesh and Afghanistan using software such as MX Road. Some of his past projects include designing a 550km highway in Afghanistan for ADB and an 111km road in Bangladesh as part of a climate resilience project financed by ADB. He is proficient in tasks like survey data checking, digital terrain modeling, horizontal and vertical alignment design, and producing plans, profiles, and cross-sections.