Sorcha O'Callaghan

Researcher
DISC Type : Cs

Head of Data Engineering & Architecture at CSO (Central Statistics Office Ireland)

Ireland

Overview

Sorcha OCallaghan is a technical leader and systems architect with 28 years of experience, currently serving as the Head of Data Engineering & Architecture at CSO Ireland. An alumna of University College Cork, she specializes in building scalable data platforms and driving AI strategy to inform national policy and economic decisions.

She holds patents for network switch technology developed during her time as a Principal Engineer at Microsemi Corporation.

Personality Overview

Process Focused

ROI Seeker

Soft Communicator

The only way to convince them is by showing them examples and ample proof.  They do not like taking risks at all and go for proven options in the end. They are heavily focused on quality and prefer doing things the right way, even if it takes time.

Topics They Care About

Public Sector Data
Leads data architecture at Ireland's Central Statistics Office, focusing on building modern data ecosystems to inform national policy and shape society.
Scalable Systems
Specializes in complex system architecture, from embedded systems to enterprise-scale cloud deployments, to build resilient and high-performance platforms.
Data & AI Strategy
Her role and self-described focus involves defining the strategic vision for data and AI, building governance frameworks, and driving innovation.

Media Appearances

Sorcha has no verified media appearances

Work History

1-2026
Head of Data Engineering & Architecture at CSO (Central Statistics Office Ireland)
1-2023 - 12-2025
Head of Data and Analytics (Principal) at Department of Transport
11-2022 - 1-2023
Senior Statistician at CSO (Central Statistics Office Ireland)
9-2019 - 10-2022
Data Analyst/Statistician at CSO (Central Statistics Office Ireland)
7-2014 - 8-2018
Principal Engineer at Microsemi Corporation

Education

2018 - 2019
MSc from University College Cork
9-1993 - 6-1997
Bachelor of Engineering - BE from University College Cork

More Information

Social Presence :

Prographics :

Exp : 12 Location : Ireland Job Level : Mid-senior Designation : Head of Data Engineering & Architecture at CSO (Central Statistics Office Ireland)
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Insights For Selling To Sorcha

During A Call Or A Meeting

DO's

  • Use phrases like 'results based on data', 'measurable proof', 'X% growth' etc.
  • Preferably use email to follow up with them instead of phone or Linkedin, engage by asking question or opinions
  • Use a presentation with information before getting into a live product walkthrough

DONT's

  • Avoid emotional and informal language, stay objective and to the point instead
  • Give it some time before you try to build rapport and a relationship, it doesn't come to them naturally
  • Avoid phrases like ‘trust me’, ‘you will just love it’ etc.

When Cold Calling

When Writing An Email

While Negotiating & Closing

    The secret to closing fast with Sorcha is

  • Proof of usage by others in the industry, case studies showing ROI are likely to work the best with them.
  • Will you ever get a clear answer from Sorcha

  • They don’t say no often, they push out the decisions or keep going around in circles.

Insights For Deal Planning

    How fast (or slow) will Sorcha move?

  • They are some of the slowest movers and take their time reaching decisions.
  • Can Sorcha take some risk or not?

  • They have very low acceptance of risk even if they do not say it directly.

You And Sorcha

Personality Compatibility


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