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Stephen Geraghty Email & Phone Number

Senior ICT and IoT Manager -Technical Service Desk at Three Ireland
Location: Ireland 11 work roles 5 schools
1 work email found @three.ie LinkedIn matched
✓ Verified August 2026 4 data sources Profile completeness 100%

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Current company
Role
Senior ICT and IoT Manager -Technical Service Desk
Location
Ireland
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Stephen Geraghty is listed as Senior ICT and IoT Manager -Technical Service Desk at Three Ireland, a with 1484 employees, based in Ireland. AeroLeads shows a work email signal at three.ie and a matched LinkedIn profile for Stephen Geraghty.

Stephen Geraghty previously worked as Senior ICT/IOT Manager -Technical Service Desk at Three Ireland and Technical Solutions Manager at Indigo. Stephen Geraghty holds Information Technology Project Management, Level 7 Course from Galway-Mayo Institute Of Technology.

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

About Stephen Geraghty

I joined Indigo Telecom Group (formerly 4 site Networks) as a Technical Solutions Engineer in December 2020, and I was promoted to Technical solutions Manager in Oct 2021. I manage a team of surveyors and solutions engineers delivering solutions to network operators. Currently, we are delivering designs for the complete upgrade of a major mobile operators’ network to 5G.I am passionate about leading a team of talented technical professionals and ensure everyone reaches their potential. As part of my ongoing personal development, in academic year 20-21, I completed a 1-year duration Certificate in IT Project Management (Online) in Atlantic Technological University (formerly GMIT). It was a very comprehensive course covering PRINCE2, ITIL and Agile Scrum methodologies. Also, I completed a workplace project. I am currently applying for a management course in ATU.

Listed skills include Atm Networks, Bss, Troubleshooting, Sdh, and 13 others.

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Three Ireland
Three Ireland
Senior ICT and IoT Manager -Technical Service Desk
Ireland
Website
Employees
1484
AeroLeads page
11 roles

Stephen Geraghty work experience

A career timeline built from the work history available for this profile.

Senior Ict And Iot Manager -Technical Service Desk

Ireland

Senior Ict/Iot Manager -Technical Service Desk

Limerick, County Limerick, Ireland

ResponsibilitiesManage the support team responsible for supporting large high value clients, by integrating the ICT service model that facilitates high quality support which exceeds our customers’ expectations.Lead the further development of the ICT & IOT support models and consistently look at continuous improvement.Identify knowledge gaps in the team and ensure training (internal and external) is planned and deliveredFoster a learning culture within the team.Establish a clear view of customer needs, simplifying complex issues and developing appropriate solutions for their needs.Ownership & development our Technical Service Desk capability to support IoT business products.Stakeholder communication, project teams, PMO and external partners & vendors.Act as technical escalation point as needed

Technical Solutions Manager

Limerick, County Limerick, Ireland

Oct 2021 - Dec 2022

Wireless Technical Solutions Engineer

Limerick, County Limerick, Ireland

Dec 2020 - Nov 2021

Senior Telecommunications Engineer,Mobile Networks At Bt Ireland

Bt

I am responsible for all network elements in a zone in 2 mobile phone networks (O2 Telefonica and H3Gi). The job role includes troubleshooting issues and the maintenance of the IP based network for these providers to ensure continuous availability to comply with the Commission for Communications Regulation licence termsThis involves troubleshooting complex issues and maintenance of the IP/MPLS/PDH/SDH transmission and BSS network elements I have to resolve issues speedily to ensure network availability so SLA(service level agreements) targets are met I have experience and vendor training on equipment from the following vendors: Ceragon,Siemens,Nokia,Nortel,Eltek,Lucent,Alcatel,Ericsson,Cisco,Huawei,Powerone, Harris Stratex,Kathrein,Cellmax,NECI carry out acceptance and verification of new equipment on the RAN/BSS/transmission networks.

Jan 2009 - Jun 2020

Secondment To Ip Service Build Team

Bt

Dundrum, Dublin, Ireland

• I configured services on the Alcatel Lucent network management system (SAM platform) (7750 SR1 SR7 SR12 -command line and GUI) in the BT Core network for PermanentTSB WAN upgrade /rollout (EFM) and developed competency on Inventory Management Systems. • I liaised with Field Engineers to ensure hardware install completed and I built circuit across BT core network to the customer premises. • Configure and troubleshoot Cisco router and Huawei network element and performed QT600 -Circuit Testing. • Troubleshoot QoS and Tacacs configuration issues . • I turned up the service and migrated with the customer which involved liaising with IT representative and resolving faults in a pressurized environment.

May 2013 - Oct 2013

• Senior Telecommunications Engineer, Mobile Networks At O2 Telefonica Ireland

I was responsible for a zone in O2 Ireland mobile phone network .I did troubleshooting on issues on all network elements in the zone(PDH,SDH,2G /3G Base Stations ,AC/DC power equipment) across a comprehensive list of vendors.I carried out Acceptance and Verification of new equipment on the RAN/BSS/transmission network ensuring O2 standards achieved I acquired expertise of new and existing technologies such as ATM ,3G and 2G repeaters and provided training to the team through presentations and one-to-one training. I wrote and proof read procedures for ATM ,3G and 2G repeaters I interfaced with customers (subscribers and corporate) to ensure they were informed of the progress of fault resolution .I achieved Extra mile awards recognising my involvement in the resolution of major faults.I was involved in the implementation of an inventory management system (Cramer)

Jul 2002 - Jan 2009

Senior Network Switching Subsystem (Nss)Engineer -Switch Site Manager

Esat Digifone

Baggott St.,Dublin 2

I did troubleshooting of hardware and software faults on Nortel Mobile Switching Centre (MSC ), Base Station Controller (BSC) and Transmission equipment.I managed and monitored 3rd party contractors so that all work complied with industry and company standardsI carried out Software and Hardware Upgrades of Nortel MSC.I carried out Acceptance and Verification of new equipment in the switch room.Involved in the complete upgrade of the Esat Digifone core network .Responsible for Power, Batteries, UPS, generator and air conditioning systems.

Mar 1999 - Jul 2002

System Test Technician

Stratus Computers

Blanchardstown,Dublin 15

I carried out software installation of FTX (fault tolerant unix), Vos, HP Unix 10.2.I setup,tested and configured systems.I setup the LANs in overnight diagnostics.I debugged fault tolerant Mini Frame computers to component level.I assisted in the timely achievement of production schedules.I ensured relevant test equipment is maintained and operational at all times.I performed duties in compliance with ISO requirements .I assisted operators in the timely resolution of functional problems.I led a team of technicians in the System Test Area.

Jun 1996 - Mar 1999

Teacher

St. Patrick’S Academy, Islandeady, Co.Mayo, Ireland

Islandeady,Co.Mayo,Ireland

Taught Leaving Certificate Honours Physics

Sep 1995 - May 1996
Team & coworkers

Colleagues at Three Ireland

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5 education records

Stephen Geraghty education

Information Technology Project Management, Level 7 Course

ITPM course covering Prince2, Agile Scrum ,ITIL methodologies and also a Work Based Project to demonstrate implementation of project.

Wireshark Network Traffic Analysis, Internet Security

Bt Training With Sean Hanna Security Consultant

Bachelor Of Technology (B.Tech.), T216 Module Cisco Certified Network Associate, Distinction

Completed CCNA exam at PFH Technology in Galway after Open University Module

FAQ

Frequently asked questions about Stephen Geraghty

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

What company does Stephen Geraghty work for?

Stephen Geraghty works for Three Ireland.

What is Stephen Geraghty's role at Three Ireland?

Stephen Geraghty is listed as Senior ICT and IoT Manager -Technical Service Desk at Three Ireland.

What is Stephen Geraghty's email address?

AeroLeads has found 1 work email signal at @three.ie for Stephen Geraghty at Three Ireland.

Where is Stephen Geraghty based?

Stephen Geraghty is based in Ireland while working with Three Ireland.

What companies has Stephen Geraghty worked for?

Stephen Geraghty has worked for Three Ireland, Indigo, Surecom Network Solutions Ltd, Bt, and Telefónica Europe.

Who are Stephen Geraghty's colleagues at Three Ireland?

Stephen Geraghty's colleagues at Three Ireland include Derek Christy, Emma O Reilly, Michael Reilly, Ross Barnett, and Lucie Byrne.

How can I contact Stephen Geraghty?

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

What schools did Stephen Geraghty attend?

Stephen Geraghty holds Information Technology Project Management, Level 7 Course from Galway-Mayo Institute Of Technology.

What skills is Stephen Geraghty known for?

Stephen Geraghty is listed with skills including Atm Networks, Bss, Troubleshooting, Sdh, Telecommunications, Ip, Ccna, and Core Network.

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