Jemma Ehsman is a Structural/Civil Engineer at Rio Tinto – Dampier Salt based in Perth. She has been working in the engineering industry for over eight years and has gained a Bachelor of Engineering, Civil Engineering (Hons) and a Bachelor of Engineering, Environmental Engineering (Hons) from the University of Newcastle. She has experience in structural analysis, condition assessment and development of remedial, maintenance and strengthening strategies of port, marine, mining and civil infrastructure.
She was the co-author of the best paper award at Concrete 2019 and is the NEXGen Representative on the National Council of the Concrete Institute of Australia.

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Dr Marie Joshua Tapas is a Research Associate at the UTS-Boral Centre for Sustainable Building where she leads the durability work as well as co-supervises multiple PhD projects. She holds a Bachelor and Master’s degree in Materials Engineering and a PhD in Civil/Materials from the University of Technology Sydney. She is an experienced materials engineer with expertise in various materials characterization equipment and proficiency in cement and cementitious materials. With over 10 years combined working experience in both the industry and academia, she is also an experienced team lead, skilled at managing laboratory operations and training of laboratory personnel. She is the current RILEM Youth Council Representative for the Pacific Region.

Joel is a structural engineer with over 8 years’ experience and knowledge gained across a variety of large commercial and industrial projects. Having responsibilities which involve project management, structural design, supervision of documentation preparation, contract administration and quality assurance, his skillset spans sectors such as energy, ports and marine, sports and recreation, resources, and building developments.
Increasingly inspired by the complexities and challenges of projects, Joel thrives on continuously expanding his practical and constructive approaches to all areas of his work. His roles as Project Manager and Inspecting Engineer are underpinned by Joel’s open thinking strategy, as he believes this is an essential part of the workflow process when collaborating with and meeting the individual outcomes of stakeholders. Some of his most challenging projects have involved navigating the unique needs of numerous stakeholders with differing backgrounds, however, Joel cites that the outcomes of these experiences are the most rewarding.
Joel has an innate passion for the energy sector with Yandin, Coopers Gap, and Granville Harbour just some of the larger-scale wind farm projects he has worked extensively on. Leading WGA’s energy sector in Western Australia, Joel combines his technical skills, drive for excellence, and consultation and logistics management to deliver outstanding project outcomes in the design and construction of structural and civil components of wind farms.
A future goal of Joel’s is to be involved in a wind farming or energy generation project in a third world country, which would make a significant impact on local communities and industry. As a committee member of the Concrete Institute of Australia’s WA Branch, Joel is part of a large and diverse network that share their knowledge and expertise for the development of individuals and the industry.