Gráinne Holohan
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Gráinne Holohan Email & Phone Number

Leader of Portfolio Management Office at Telstra InfraCo
Location: Docklands, Victoria, Australia 8 work roles 1 school
1 work email found @terrafirma.com.au LinkedIn matched
✓ Verified Jun 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email

Work email g****@terrafirma.com.au
LinkedIn Profile matched
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Current company
Role
Leader of Portfolio Management Office
Location
Docklands, Victoria, Australia
Company size

Who is Gráinne Holohan? Overview

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Quick answer

Gráinne Holohan is listed as Leader of Portfolio Management Office at Telstra InfraCo, a company with 334 employees, based in Docklands, Victoria, Australia. AeroLeads shows a work email signal at terrafirma.com.au and a matched LinkedIn profile for Gráinne Holohan.

Gráinne Holohan previously worked as Business Consultant at Terra Firma Business Consulting and Project Manager at Nbn® Australia. Gráinne Holohan holds Be from University College Dublin.

Company email context

Email format at Telstra InfraCo

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{first_initial}{last}@terrafirma.com.au
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AeroLeads found 1 current-domain work email signal for Gráinne Holohan. Compare company email patterns before reaching out.

Profile bio

About Gráinne Holohan

Experienced, outcome-focused professional, who achieves results through collaborative, respectful relationships.Demonstrated successful delivery of complex operational, infrastructure and network programmes in the telecommunications industry, with a background in civil engineering. Skilled in stakeholder engagement at all levels, people management, multi-disciplinary collaboration, project management, programme governance, leading teams, mentoring, continuous improvement, process efficiency, contractor management, and financial awareness.

Listed skills include Project Management, Transmission, Project Planning, Telecommunications, and 20 others.

Current workplace

Gráinne Holohan's current company

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Telstra InfraCo
Telstra Infraco
Leader of Portfolio Management Office
Docklands, VIC, AU
Employees
334
AeroLeads page
8 roles

Gráinne Holohan work experience

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

Project Manager

Current

Melbourne, Victoria, Australia

Project Manager in Operations - Field Capability Delivery Managing complex, business-critical Fibre Connect project for Field Services. Enabling delivery of systems, tools and processes to enable customer upgrades from Fibre to the Curb to Fibre to the Premises, on the day. - Established positive working relationships with complex stakeholder group.

Jun 2023 - Present

Programme Lead, Business Area Managed Services

Melbourne, Australia

Joined the Strategy team, in a global Managed Services role reporting to Headquarters in Sweden- Led the External Efficiency Delivery programme to deliver AU$60 million savings for the Network Design & Optimise business - The role spanned working with multi-disciplinary teams to identify, deliver and govern cost savings via technical innovations and.

Dec 2019 - May 2021

Operations Manager, Field Services Operations

Melbourne, Australia

Responsible for management of Field Service Operations on high pressure nbn Fixed Wireless expansion project.Key activities included management of the team and customer experience to deliver project outcomes including:- profit margins- quality management and defect rectification- efficiency including industrialisation and work practices- governance.

Jan 2018 - Dec 2019

Senior Quality Officer

Australia

Established and managed quality systems and frameworks to achieve network build compliant with construction standards and customer serviceability. - Effectively engaged internal stakeholders to achieve cross functional decision-making in a highly complex and dynamic environment- Achieved improved quality by successfully collaborating with colleagues across.

Feb 2015 - Jul 2017

Regional Manager, Design & Construction

Melbourne, Australia

Successfully managed design, construction & project teams as well as external resources to deliver a variety of demanding projects in Victoria and Tasmania on behalf of Telstra and Vodafone. - SAED and construction of RAN greenfield and upgrade rollout including transmission- Demonstrated technical abilities, communication and organisational skills to.

Sep 2011 - Sep 2013

Principal Construction Engineer

Delivery of construction greenfield and upgrade 2G, 3G, LTE and transmission projects on the radio access network in the southeast region of Ireland. - Led construction activities from survey through to integration- Managed delivery by engagement with external contractors - Responsible for health & safety, scope of works, tender management, construction.

Aug 2000 - Apr 2010
1 education record

Gráinne Holohan education

FAQ

Frequently asked questions about Gráinne Holohan

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

What company does Gráinne Holohan work for?

Gráinne Holohan works for Telstra InfraCo.

What is Gráinne Holohan's role at Telstra InfraCo?

Gráinne Holohan is listed as Leader of Portfolio Management Office at Telstra InfraCo.

What is Gráinne Holohan's email address?

AeroLeads has found 1 work email signal at @terrafirma.com.au for Gráinne Holohan at Telstra InfraCo.

Where is Gráinne Holohan based?

Gráinne Holohan is based in Docklands, Victoria, Australia while working with Telstra InfraCo.

What companies has Gráinne Holohan worked for?

Gráinne Holohan has worked for Telstra Infraco, Terra Firma Business Consulting, Nbn® Australia, Ericsson, and Nbn Co Limited.

How can I contact Gráinne Holohan?

You can use AeroLeads to view verified contact signals for Gráinne Holohan at Telstra InfraCo, including work email, phone, and LinkedIn data when available.

What schools did Gráinne Holohan attend?

Gráinne Holohan holds Be from University College Dublin.

What skills is Gráinne Holohan known for?

Gráinne Holohan is listed with skills including Project Management, Transmission, Project Planning, Telecommunications, Stakeholder Management, Quality Assurance, Leadership, and Management.

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