Tommy Heffernan

Senior Technology Consultant

Ireland

About

Experienced professional with background in digital transformation challenges.

Experience

  • Sr. Technology Consultant - Solutions Engineer at EY
    Mar 2018 - Aug 2025 · 7 yrs 6 mos

    Creating, presenting, and implementing innovative data management solutions. Working directly with senior leadership as a trusted advisor to lead work as an application systems engineer in the areas of data exploration, data wrangling, data cleansing, data migration, data integration and data analysis for clients in technology, communications, manufacturing, retail, and agriculture. Supporting the design and development of analytic reporting systems to provide actionable insights, recommendations, implementation and optimization.

  • Sr. Data Analytics Strategist at The Garrigan Lyman Group
    Nov 2017 - Mar 2018 · 5 mos

    Defining and implementing best practices for data measurement and analytics for enterprise accounts. Designing and building dashboards, data integration of pipelines for analytics platforms.

  • Sr. Digital Media Strategist at POSSIBLE
    Oct 2016 - Nov 2017 · 1 yr 2 mos

    Performing enterprise digital marketing including SEO/SEM for Microsoft, AT&T, Aston Martin, Bayer, Invisalign and other accounts. Supporting Google Analytics, Adobe Analytics dashboard creation and reporting of online omnichannel performance. Implementing and updating Google Tag Manager for site updates and new releases. Operating Double Click and Kenshoo to manage Google and Bing.

  • Sr. Marketing Technology Specialist at Blue Nile
    May 2015 - Sep 2016 · 1 yr 5 mos

    Managed data integration operations for Google, Bing &Yahoo accounts. Developed and implemented campaign and user journey optimizations, created leadership dashboards supporting profit growth leading to a private equity acquisition.

  • Digital Marketing Manager at ATGStores.com a Lowe's Company
    Oct 2008 - Mar 2015 · 6 yrs 6 mos

    Reporting to the president of the company and directing online marketing activities for ATGStores.com a Lowe's Company, I built in house team to manage all customer acquisition and conversion rate optimizations of B2C/B2B campaigns. Developed & delivered C-suite reporting from Adobe Catalyst, Google Analytics and other platforms to interpreted multiple data sources to increase growth in market share and ROI leading a 300% growth during my tenure leading to an acquisition by Lowe’s, a Fortune 100 company.