• M.Sc. Engg. (Civil), Major in Structural Engineering (Concrete Technology), Islamic University of Technology (IUT).
• B.Sc. Engg. (Civil), Major in Structural Engineering, Islamic University of Technology (IUT).
• HSC, Science, Dhaka Residential Model College (DRMC), Dhaka.

• Concrete Technology
• Zero/ Low Carbon Concrete
• Construction Materials
• Structural Engineering
• Geopolymer

Assistant Professor (August 2025 – Present)
Department of Civil Engineering
United International University (UIU)
Dhaka, Bangladesh

Lecturer (Adjunct) (May 2022 – December 2023)
Department of Civil Engineering
Presidency University
Dhaka, Bangladesh

Sr. PE (R&D Lab In-charge) (April 2024 – August 2025)
Shanta Holdings Ltd.
Tejgaon, Dhaka, Bangladesh

Executive (QA) (November 2021 – April 2025)
Navana Real Estate Ltd.
Gulshan-2, Dhaka, Bangladesh

Assistant Engineer (November 2020 – November 2021)
Bangladesh Material Testing Laboratory Ltd. (DIRD Group)
Mirpur-6, Dhaka, Bangladesh

Journal Paper

1. Efficiency of clay-burnt brick fines as an internal curing agent for enhancing mechanical and durability properties of high-strength concrete. (2025)
   Authors: Mohammed, T.U., Joy, J.A., Zahid, C.Z.B. and Rafid, M.Z.
   Journal Name: Journal of Materials in Civil Engineering (ASCE)
2. Investigating the synergistic effects of internal curing and pozzolanic activity in mortar utilizing clay-burnt brick fines. (2024)
   Authors: Mohammed, T.U., Joy, J.A., Zahid, C.Z.B. and Islam, R.U.
   Journal Name: Heliyon
3. Analysis of cement-stabilized soil on road embankment employing finite element analysis-a case study. (2024)
   Authors: Ashiq, H.M., Sabab, S.R., Joy, J.A., Zahid, C.Z.B. and Kabir, M.U.
   Journal Name: Engineering Research Express
4. Influence of plastic coating temperature on recycled concrete brick coarse aggregate. (2024)
   Authors: Joy, J.A., Zahid, C.Z.B. and Islam, S.M.I.
   Journal Name: Results in Materials
5. Temperature and humidity effects on salt crystallization in burnt clay bricks. (2024)
   Authors: Umama, M.A., Zahid, C.Z.B., Sarder, N., Joy, J.A. and Ifty, I.I.
   Journal Name: Results in Materials
6. Effect of sand-to-aggregate volume ratio on durability of concrete. (2022)
   Authors: Mohammed, T.U., Bin Harun, M.Z. and Joy, J.A.
   Journal Name: Innovative Infrastructure Solutions
7. Destructive and non-destructive evaluation of concrete for optimum sand to aggregate volume ratio. (2021)
   Authors: Mohammed, T.U., Mahmood, A.H., Zunaied-Bin-Harun, M., Joy, J.A. and Ahmed, M.A.
   Journal Name: Frontiers of Structural and Civil Engineering
   
8. Shear strength of RC beams made with brick aggregate without shear reinforcement. (2019)
   Authors: Mohammed, T.U., Shikdar, M.K.H. and Joy, J.A.
   Journal Name: Journal of Civil Engineering (IEB)

Conference Proceedings

1. Utilizing PM10 and PM2.5 in high strength concrete: A novel use of airborne pollutants into building materials. (2025)
   Authors: Joy, J.A., Zahid, C.Z.B. and Islam, R.U.
   Conference Name: Third International Conference on Construction Materials and Structures (ICCMS-2025)
   Location: Tirupati, Andhra Pradesh, India.
2. Microstructural enhancement of mortar matrix in high-strength concrete utilizing waste brick powder. (2024)
   Authors: Mohammed, T.U., Joy, J.A., Zahid, C.Z.B. and Rafid, M.Z.
   Conference Name: 16th International Conference on Concrete Engineering and Technology (CONCET 2024).
   Location: Selangor, Malaysia.
3. Effect of sand-to-aggregate volume ratio on mechanical properties of concrete. (2020)
   Authors: Mohammed, T.U., Harun, M.Z.B., Joy, J.A. and Ahmed, M.A.
   Conference Name: IABSE-JSCE joint conference on advances in bridge engineering-IV.
   Location: Dhaka, Bangladesh.

1. Geopolymer concrete using waste construction materials – Brick Powder. 
2. Case-study on long-term settlement prevention using cement stablished soil.