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David O'Sullivan

Available to hire

About

  • 9 years' experience
  • Joined October 2025

Industry experience

  • Manufacturing
  • Software & Internet
  • Media & Entertainment
  • Retail
  • Professional Services
  • Consumer Goods

Work experience· 7 roles

Industrial & Graphic Designer · Eteros TechnologiesJul 2023 – Oct 2025 · 2 yrs 4 mos

Designed and documented products, contributed to development and maintenance of user manuals for agricultural machinery; created clear drawings and documentation using Creo, Illustrator, and FrameMaker; translated technical design changes for end users and dealers; collaborated with engineering teams during R&D and production transitions.

Product Manager · PortwestJul 2023 – Present · 3 yrs 5 mos

Managed a range of PPE products with annual sales over €4 million. Responsibilities included design and development of new products, sourcing and challenging current prices, competitor and sales analysis to build product road maps, presenting ideas to the board. Created detailed technical specifications for production, and oversaw the introduction of Portwest IoT products (PB10 GPS locator and RF10 RFID tag). Worked with vendors to develop web and app platforms, conducted user research, and collaborated with marketing to promote devices. Designed and developed products using SolidWorks, produced production drawings and BOMs, sourced vendor samples, and conducted component tests. Designed and launched an eCommerce website on Shopify, increasing online sales by 50% in the first year; managed listings, pricing, promotions, and customer service. Analyzed website performance and implemented improvements to increase conversion and satisfaction; contributed to brand and marketing strategy.

Designer · Predator HelmetsJul 2023 – Present · 3 yrs 5 mos

Continued product design leadership; translated technical design changes into clear user-facing documentation; contributed to UI/UX improvements for machinery interfaces and overall user experience.

Product Manager / Designer · PortwestJan 2023 – Present · 3 yrs 11 mos
Designer · Predator HelmetsJul 2022 – Oct 2025 · 3 yrs 4 mos
Designer · Predator HelmetsSep 2017 – Oct 2025 · 8 yrs 2 mos
Graphic Designer · Eteros TechnologiesSep 2017 – Oct 2025 · 8 yrs 2 mos

Education· 5

Bachelor of Science · University College Dublin2008 – 2012
Honours Degree in Product Design & Technology · University of Limerick2030 – 2025
Bachelor of Science · University College Dublin2008 – 2012
Product Design & Technology, Honours Degree · University of Limerick2030 – 2025

Certifications and awards· 8

Professional Diploma in UX Design2023 – 2025
Professional Diploma in UX Design2023 – 2025
Bachelor of Science2008 – 2012
Professional Diploma in UX Design2023

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