David Treadwell

David Treadwell is an accomplished professional with extensive experience in engineering management and operational safety within the nuclear and defense sectors. Currently serving as a Senior Business Segment Manager at Amentum since November 2020, Treadwell has previously held key roles including Principal Engineering Manager and Engineering Governance/Improvements Manager at BAE Systems. Treadwell's career includes significant positions such as Project Manager at DSRL, Corporate Periodic Safety Review Project Manager at Research Sites Restoration Limited, and various leadership roles at Sellafield Ltd, where Treadwell oversaw operational excellence and safety performance. Starting as Chief Petty Officer in the Royal Navy, Treadwell possesses a strong technical background supported by a degree in Chemical Oceanography and Marine Biology from Bangor University, with a focus on marine forensics related to nuclear power discharge policies.