Concrete Laboratory Technician - Precast / UHPC Focus

Job description

**About e.construct** [e.construct](https://econstruct.co/) is an engineering firm that specializes in providing elegant engineering solutions for complex challenges. e.construct is a fast-growing firm with 7 offices around the world. At our core, we question how the very nature of how to evolve the structures that we inhabit to increase their performance and value. Our work is driven by exceptional engineers from diverse disciplines working collaboratively in a truly holistic design process which generates high-performing systems. [e.construct](https://econstruct.co/) designs structures such as bridges, high-rise design, commercial facilities design, precast concrete engineering, and post-tensioning design. We are a multi-disciplinary engineering design firm with specialized design and value engineering services. The firm's core work is holistic at its approach, and it has divisions in structural, MEP, Geotechnical, and emerging construction technology such as 3D printing of concrete, technology, and 3D laser scanning. e.construct is hiring a Concrete Laboratory Technician to independently manage all laboratory trials and material testing for precast and UHPC concrete. The role requires strong analytical capability in aggregate grading, PSD optimization, and concrete performance validation, ensuring alignment between laboratory trials and production output. ### Key responsibilities - Prepare and conduct all laboratory trials and material tests - Perform sieve analysis and aggregate grading - Plot and interpret Particle Size Distribution (PSD) curves - Recommend grading and mix corrections to achieve optimum curve distribution - Conduct compressive and flexural strength tests - Report standard deviation across trials and production batches - Maintain complete test records (digital and physical) - Ensure compliance with ASTM / BS / EN standards - Support production teams with data-driven mix optimization ### Qualification - Degree or Diploma in Civil / Materials Engineering - Minimum 5 years’ experience in concrete laboratory testing - Strong exposure to precast concrete and/or UHPC - Solid understanding of statistical reporting and mix optimization