Sam Cottrell
Team Leader at Transport for Wales
Blackwood, Wales, United Kingdom
Summary
👤
Senior🎓
Top SchoolSam Cottrell is a maintenance and engineering leader with nine years' hands-on experience in rolling stock and aviation maintenance, currently leading the Class 398 maintenance team at Transport for Wales. He progressed from Avionics Technician in the RAF to Cat 4 Electrical Fitter and System Engineer roles before taking team leadership, combining deep technical troubleshooting with operational management. Academically grounded with a BEng (Hons) and multiple distinctions from the Defence School of Aeronautical Engineering, he also holds Level 4 diplomas in Management and Leadership. Known for bridging rigorous avionics standards with real-world fleet reliability, Sam brings a pragmatic, safety-first mindset and a knack for translating complex engineering practices into durable maintenance processes. Based in Blackwood, Wales, he blends disciplined military training with civilian rail systems expertise to drive consistent, auditable performance improvements.
9 years of coding experience
2 years of employment as a software developer
Bachelor of Engineering - BEng (Hons), Bachelor of Engineering - BEng (Hons) at The Open UniversityLevel 4 NVQ Diploma in Management, Level 4 NVQ Diploma in Management at Educ8Aeronautical/Aerospace Engineering Technology/Technician, Distinction, Aeronautical/Aerospace Engineering Technology/Technician, Distinction at Defence School of Aeronautical Engineering
Github Skills (11)
d3js9
maps6
converter5
usb4
keyboard4
graph3
firmware3
react3
responsive2
charts1
javascript1
Programming languages (5)
Github contributions (5)
sam-ctrl/UncertStudy
Mar 2017 - Apr 2017
Contributions:17 pushes, 1 branch in 20 days
ONSvisual/mapbusters
Nov 2021 - Feb 2022
Hexmap based high-or-lower geography quiz game.
Contributions:1 PR, 10 pushes, 1 branch in 2 months
hexmapgamegeographygeography-quiz
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