Lecturer at Tshwane University of Technology, South Africa
Dr. Japheth Oirere Obiko is a dynamic and innovative researcher and academic specializing in mechanical and materials engineering. With a robust academic background and diverse research interests, Dr. Obiko is making significant contributions to advanced manufacturing and materials science. He currently holds dual roles as a Lecturer at the Department of Mining, Materials and Petroleum Engineering at Jomo Kenyatta University of Agriculture and Technology (JKUAT) in Kenya, and as a Postdoctoral Fellow at the Tshwane University of Technology in South Africa. His multidisciplinary research integrates cutting-edge methods in metal forming, welding metallurgy, and additive manufacturing, with a strong foundation in numerical simulation and machine learning. Dr. Obiko has authored 37 journal publications and 3 book chapters, contributing extensively to the scientific community. With editorial roles and collaborations with top-tier institutions like the University of the Witwatersrand, he demonstrates a commitment to both academic rigor and industrial applicability. His citation index reflects growing global recognition, and his mentorship of postgraduate students underscores his leadership in academic development. As a registered graduate engineer with the Engineers Board of Kenya, Dr. Obiko bridges theoretical research with practical engineering application, making him a strong contender for the Best Researcher Award.
Professional Profile
Education
Dr. Japheth Oirere Obiko’s educational journey is marked by academic excellence and specialization in engineering sciences. He obtained his Doctor of Philosophy (Ph.D.) in Chemical and Metallurgical Engineering from the prestigious University of the Witwatersrand in Johannesburg, South Africa in 2021. This rigorous doctoral program provided him with advanced competencies in material science, welding metallurgy, and computational modeling. Prior to this, he earned both his Master of Science and Bachelor of Science degrees in Mechanical Engineering from Jomo Kenyatta University of Agriculture and Technology (JKUAT), Kenya in 2015 and 2012, respectively. These formative academic stages laid a strong technical foundation in thermal systems, mechanical design, and manufacturing processes. Dr. Obiko’s educational progression illustrates a steady and deliberate move toward specialization in the emerging frontiers of materials engineering. As a registered graduate engineer with the Engineers Board of Kenya, he has translated this academic knowledge into recognized professional credentials. His pursuit of higher education not only reflects intellectual curiosity but also a determination to contribute meaningful innovations in applied engineering. Through continuous learning and scholarly inquiry, Dr. Obiko exemplifies the modern researcher—deeply informed, technically proficient, and driven by interdisciplinary engagement.
Professional Experience
Dr. Obiko has amassed a wealth of professional experience that combines academia, research, and industry consultancy. He is currently a Lecturer at Jomo Kenyatta University of Agriculture and Technology in Kenya, where he teaches and mentors students in mining, materials, and petroleum engineering. In addition to his teaching role, he serves as a Postdoctoral Fellow at Tshwane University of Technology in South Africa, engaging in advanced research in metal forming and additive manufacturing. Over the years, he has managed and participated in multiple research projects, with five significant studies either completed or ongoing. His experience includes one consultancy project that highlights his ability to translate theoretical research into practical industrial applications. Dr. Obiko’s professional footprint extends beyond teaching; it includes supervising postgraduate students, coordinating research collaborations with institutions like the University of the Witwatersrand, and contributing as a guest editor for a special issue on Smart Manufacturing in the journal Applied Sciences. His involvement in both academic and industrial environments enhances his capacity to bridge knowledge gaps and implement technological solutions. His contributions are further solidified by his authorship of numerous peer-reviewed papers and chapters, confirming his status as a respected academic and thought leader in engineering.
Research Interest
Dr. Japheth Oirere Obiko’s research interests lie at the intersection of materials engineering, computational modeling, and advanced manufacturing. He is deeply invested in understanding and enhancing processes like metal forming and welding metallurgy, both critical for industries ranging from automotive to aerospace. A key area of focus is Wire-Arc Additive Manufacturing (WAAM), where he explores novel techniques to optimize material properties and reduce production defects. His work also extends into numerical simulation, particularly through the Finite Element Method (FEM), enabling the prediction and control of complex material behaviors under various processing conditions. Additionally, Dr. Obiko is venturing into the integration of machine learning—especially Artificial Neural Networks—to improve material design and process automation. This interdisciplinary approach allows for more accurate modeling, real-time monitoring, and data-driven decision-making. His published work reflects a strong commitment to research translation, with applications that benefit both academia and industry. His interests not only align with global priorities in smart manufacturing and sustainable development but also showcase a futuristic vision of engineering that is responsive to emerging technologies. Through collaboration and innovation, Dr. Obiko continues to expand the boundaries of knowledge in applied materials science.
Research Skills
Dr. Obiko is equipped with a diverse and sophisticated array of research skills that enable him to undertake complex engineering investigations and produce impactful results. He is proficient in metal forming analysis and experimental mechanics, essential for optimizing deformation processes and improving material performance. His expertise in welding metallurgy includes the study of microstructural evolution and mechanical properties of welded joints, with practical relevance to industrial fabrication. He is highly skilled in Wire-Arc Additive Manufacturing (WAAM), a cutting-edge technology that he employs to explore new material structures and component efficiencies. Dr. Obiko’s computational skills are particularly advanced; he utilizes Finite Element Method (FEM) tools such as ANSYS and DEFORM for simulations involving thermal, mechanical, and structural analysis. Additionally, he is adept in data-driven modeling using machine learning tools, especially Artificial Neural Networks (ANN), which he incorporates to enhance predictive accuracy and optimization. These computational methods are complemented by his hands-on laboratory expertise in alloy design, microstructure characterization, and mechanical testing. His ability to blend experimental and numerical techniques provides a comprehensive framework for scientific inquiry. Dr. Obiko’s skill set is robust, interdisciplinary, and well-aligned with the demands of modern research in materials and manufacturing.
Awards and Honors
Dr. Japheth Obiko’s achievements in engineering research have earned him recognition within both academic and professional circles. His appointment as a Guest Editor for the Applied Sciences journal’s Special Issue on “Advanced Metal Forming and Smart Manufacturing Processes” is a testament to his expertise and leadership in the field. This role not only highlights his editorial acumen but also his recognition as a subject-matter expert globally. His doctoral and postdoctoral affiliations with leading institutions such as the University of the Witwatersrand and Tshwane University of Technology further reflect his academic merit. While he has not yet been formally awarded national or international medals, the depth of his contributions—spanning over 37 peer-reviewed journal publications and three scholarly book chapters—showcases a sustained and high-impact research trajectory. His citation index in Scopus and multiple collaborative efforts with global institutions provide further evidence of his growing influence. As a registered member of the Engineers Board of Kenya and an active contributor to industrial consultancy projects, Dr. Obiko has demonstrated both academic excellence and practical engagement. His dedication to research, innovation, and mentorship positions him as a strong candidate for the Best Researcher Award.
Conclusion
In conclusion, Dr. Japheth Oirere Obiko exemplifies the qualities of a forward-thinking researcher, educator, and professional engineer. His academic journey from Jomo Kenyatta University of Agriculture and Technology to internationally recognized institutions such as the University of the Witwatersrand has laid a strong foundation for his career in advanced manufacturing and materials science. His prolific research output, spanning 37 journal publications and several collaborative projects, reflects both depth and breadth in subject matter expertise. Moreover, his roles as a lecturer, postdoctoral researcher, and guest editor demonstrate a commitment to academic excellence, interdisciplinary collaboration, and mentorship. Dr. Obiko’s integration of simulation techniques, welding technologies, and machine learning into engineering research addresses real-world challenges and promotes innovation. His contributions are timely and relevant, aligning with global goals for sustainable, smart manufacturing. Although still early in his professional trajectory, his influence is rapidly growing, as evidenced by his scholarly citations and editorial invitations. By maintaining strong industry ties and fostering future engineers, he continues to impact both theory and practice. Dr. Obiko stands out as a highly deserving nominee for the Best Researcher Award, representing the next generation of African scholars leading transformative change in science and technology.
Publications Top Notes
1. Title: Advancing the hydrogen production economy: A comprehensive review of technologies, sustainability, and future prospects
Authors: SO Jeje, T Marazani, JO Obiko, MB Shongwe
Year: 2024
Citations: 95
2. Title: Finite element simulation of X20CrMoV121 steel billet forging process using the Deform 3D software
Authors: JO Obiko, FM Mwema, MO Bodunrin
Year: 2019
Citations: 50
3. Title: An overview of conventional and non-conventional techniques for machining of titanium alloys
Authors: SR Oke, GS Ogunwande, M Onifade, E Aikulola, ED Adewale, …
Year: 2020
Citations: 46
4. Title: Forging optimisation process using numerical simulation and Taguchi method
Authors: JO Obiko, FM Mwema, H Shangwira
Year: 2020
Citations: 23
5. Title: Validation and optimization of cutting parameters for Ti-6Al-4V turning operation using DEFORM 3D simulations and Taguchi method
Authors: JO Obiko, FM Mwema, MO Bodunrin
Year: 2021
Citations: 22
6. Title: A multi-response optimization of the multi-directional forging process for aluminium 7075 alloy using grey-based Taguchi method
Authors: C Obara, FM Mwema, JN Keraita, H Shagwira, JO Obiko
Year: 2021
Citations: 19
7. Title: Friction correction of flow stress-strain curve in the upsetting process
Author: J Obiko
Year: 2021
Citations: 16
8. Title: Effect of punch force on the upsetting deformation process using three-dimensional finite element analysis
Authors: FM Mwema, JO Obiko, ET Akinlabi, SA Akinlabi, OS Fatoba
Year: 2019
Citations: 14
9. Title: On the uniaxial compression testing of metallic alloys at high strain rates: an assessment of DEFORM-3D simulation
Authors: M Bodunrin, J Obiko, D Klenam
Year: 2023
Citations: 13
10. Title: Strain rate-strain/stress relationship during isothermal forging: a deform-3D FEM
Authors: J Obiko, F Mwema, ET Akinlabi
Year: 2020
Citations: 13