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Trish Kirwan Email & Phone Number

Human Resources Information System Specialist at Three Ireland
Location: Limerick, County Limerick, Ireland 6 work roles 13 schools
1 work email found @three.ie LinkedIn matched
✓ Verified July 2026 4 data sources Profile completeness 100%

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Work email t****@three.ie
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Current company
Role
Human Resources Information System Specialist
Location
Limerick, County Limerick, Ireland
Company size

Who is Trish Kirwan? Overview

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Quick answer

Trish Kirwan is listed as Human Resources Information System Specialist at Three Ireland, a with 1181 employees, based in Limerick, County Limerick, Ireland. AeroLeads shows a work email signal at three.ie and a matched LinkedIn profile for Trish Kirwan.

Trish Kirwan previously worked as Human Resources Information System Administrator at Shannon Heritage Ltd and Workforce Support Team Member at Daa. Trish Kirwan holds Data Analysis Without Coding from Ucd Professional Academy.

Company email context

Email format at Three Ireland

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{first}.{last}@three.ie
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Profile bio

About Trish Kirwan

HR Information Systems (HRIS) Specialist with over 15 years’ experience with semi-state and multi-national brands such as Three Ireland, Shannon Heritage, daa (Dublin Airport Authority) and Virgin Media. Demonstrates a deep interest and aptitude in data, analysis, trends, and system effectiveness. Extensive experience with HR Systems such as Oracle and Clockwise, with high competence level with Excel.

Listed skills include Management, Process Improvement, Microsoft Office, Telecommunications, and 46 others.

Current workplace

Trish Kirwan's current company

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Three Ireland
Three Ireland
Human Resources Information System Specialist
dublin, dublin, ireland
Website
Employees
1181
AeroLeads page
6 roles · 24 years

Trish Kirwan work experience

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Human Resources Information System Specialist

Current

Limerick, County Limerick, Ireland

Three Ireland is a telecommunications and Internet service provider operating in Ireland as a subsidiary of CK Hutchison Holdings, operating under the global Three brand. The HRIS Specialist role provides key support to the Three business. Working collaboratively with the wider HR team to support the effective use of HR Systems by 1400 Three colleagues in Ireland. Further responsibilities: Subject matter expert in system development and process implementation for HR. Contribute to HR Systems Testing such as development of test scripts, test plans and overall project management methodology. Owns change projects through a project management approach resulting in clear mapping and training materials for Managers and Teams. Closely partner with internal I.T. teams to identify and create automation for existing processes. Work with 3rd party vendors to ensure that all user and system issues are identified and resolved within SLA timelines. Troubleshoot and collaborate to resolve complex functional and technical issues including security requests, user access and resolution of system functionality issues. Support reporting requirements for HR through proactive audits and data integrity across the Three HR Systems. Monitor daily and weekly system integrations, ensuring all errors are resolved in a timely manner. Collaborate with internal Data Teams to create and maintain HR Dashboards.

Jun 2022 - Present

Human Resources Information System Administrator

Bunratty, Co.Clare

Shannon Heritage is one of Ireland's largest visitor experience operators, including 3 Day Visitor attractions and 4 Evening Entertainment programmes in Clare and Galway. The role of HRIS was responsible for supporting the group's business requirements by building and executing effective HRIS strategies across the Shannon Heritage business and tourist attractions. Specific duties included: Collaborating with IT, Operations and Executive Leadership Teams to ensure alignment of all HRIS updates and HR projects. Review HR activity to implement process improvements and automation practices, where applicable to gain efficiencies for teams. Build and report on people analytics through data, focusing on data integrity and application. Manage relationships between Shannon Heritage and third-party HR system vendors. Provide change management support by delivering training and development of materials for HR System processes such as T&A, Payroll and HR systems. (i.e., SOP’s, Training manuals, project documentation). Project manages all T&A system upgrades and releases end to end.

Mar 2018 - Jun 2022

Workforce Support Team Member

Daa

Shannon Airport

daa Shared Services Centre, Shannon Airport and Castletroy Limerick. daa's principal activities include the operation and management of Dublin and Cork airports and global airport retailing through their subsidiary ARI. The company is State-owned and headquartered at Dublin Airport. My role daa included HRIS support and direction to HR, Payroll and People Leaders in the shared services environment. Specific duties included: Full ownership and end-to-end management of the daa Time & Attendance system (Clockwise by Softworks) for approx. 3500 employees of Dublin & Cork Airports and Aer Rianta International. Fully responsible for the delivery of timely and regular reporting dashboards including data such as annual leave, absenteeism and working time directive reports. Applied continuous improvements and automation to improve system requirements for daa. Successfully managed system set-up of any new upgrades received and UAT (user acceptance testing) on such upgrades. Managed employee/system queries through in-house ticketing system. Developed and maintained strong customer and cross functional relationships through expertise, knowledge sharing and executing best in class HRIS processes for the daa business. Liaised with IT and third-party HR vendors to implement any system changes and/or improvements. Provided training on both one to one, group and virtual platforms for all level of users.

Aug 2013 - Mar 2018

Senior Billing Administrator

Limerick, County Limerick, Ireland

Jan 2004 - Oct 2007
Team & coworkers

Colleagues at Three Ireland

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13 education records

Trish Kirwan education

Customer Service Training

Failte Ireland

Advanced Excel

Shannon Chamber Skillsnet

Microsoft Project Management

Optima Training

Quality Management System Internal Auditor Course, Certificate

Sqt Training

2 day course providing skills to be an effective Internal Auditor on QMS

Communication & Presentation Coaching

Tio Consultancy

Certificate, Lean Six Sigma, Process Improvement Programme, Yellow Belt Certificate

Sqt Training Ltd

Fetac Level 6, Epicway Project Management Course

Agnition

Activities and Societies: EpicWay Project Management CourseCertificate

Certificate, Advanced Excel Course

Hsi Limerick Business School

Diploma In Business & Office Technology, Diploma In Business And Office Technology; Advanced Ecdl

Limerick College Of Further Education
FAQ

Frequently asked questions about Trish Kirwan

Quick answers generated from the profile data available on this page.

What company does Trish Kirwan work for?

Trish Kirwan works for Three Ireland.

What is Trish Kirwan's role at Three Ireland?

Trish Kirwan is listed as Human Resources Information System Specialist at Three Ireland.

What is Trish Kirwan's email address?

AeroLeads has found 1 work email signal at @three.ie for Trish Kirwan at Three Ireland.

Where is Trish Kirwan based?

Trish Kirwan is based in Limerick, County Limerick, Ireland while working with Three Ireland.

What companies has Trish Kirwan worked for?

Trish Kirwan has worked for Three Ireland, Shannon Heritage Ltd, Daa, Daa (Formerly Dublin Airport Authority), and Upc Ireland.

Who are Trish Kirwan's colleagues at Three Ireland?

Trish Kirwan's colleagues at Three Ireland include Alan Plummer, Richard Farrington, Emma Mckeown, Amy Killeen, and Abby Ryan.

How can I contact Trish Kirwan?

You can use AeroLeads to view verified contact signals for Trish Kirwan at Three Ireland, including work email, phone, and LinkedIn data when available.

What schools did Trish Kirwan attend?

Trish Kirwan holds Data Analysis Without Coding from Ucd Professional Academy.

What skills is Trish Kirwan known for?

Trish Kirwan is listed with skills including Management, Process Improvement, Microsoft Office, Telecommunications, Teamwork, Invoicing, Change Management, and Customer Service.

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