Mark Cotterill

Product Design Engineer with experience developing consumer products, industrial mechanisms, MVHR units, hydraulic tools, and bespoke machinery. Strong background in new product development, prototyping, testing, and design optimisation. Skilled in SolidWorks, Inventor, and hands-on build/test work.

Mechanical Design Engineer at Wraith Defense (2025-02 – Present)

• Designed precision defence components.
• Performed stress analysis, tolerance studies, and optimisation.

Design Engineer at EnviroVent (2021-10 – 2023-05)

• Designed MVHR systems and components.
• Built and tested rigs.

Design Engineer at HTL Group (2011-09 – 2016-04)

• Led NPD for hydraulic torque tools.
• Designed offshore tensioners and a 500-ton load-cell test rig.
• Produced drawings, BOMs, and CE documentation.

Product Design Engineer at Pelsis Ltd (2016-05 – 2018-05)

• Developed fly-killers, dispensers, and bird-control systems.
• Product modification, sourcing, and development.

BA (Hons) in Industrial Design – Teesside University

BTEC National Diploma in 3D Design

City & Guilds CAD (2005)

A-Levels in Chemistry, Technology