Mark Twiss

Mark Twiss has extensive experience in project management, specializing in engineering and construction within the nuclear and industrial sectors. Currently, as a Project Manager at Sellafield Ltd since April 2001, Mark oversees multiple Drum Handling Improvement Projects, focusing on facility upgrades for enhanced operational productivity. Previous roles at Sellafield include Outage Manager, responsible for planning and executing outages across various plants, and Maintenance Lead, where Mark managed routine maintenance and engineering improvements. Prior to Sellafield, Mark worked as a Contracts Superintendent at David Meteer Engineering, handling day-to-day operations of a small engineering firm, and as a Construction Manager at UK Construction, leading the construction of modular mechanical equipment. Mark holds an HNC and ONC in Process and Mechanical Engineering and has engaged in various training and certifications from 1991 to 2017.