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Matthew O'Brien Email & Phone Number

General Manager @ Telstra | Executive Leadership, Strategic Partnerships, Cyber Security, Technology Planning at Telstra
Location: Sydney, New South Wales, Australia 12 work roles 2 schools
1 work email found @csc.com 1 phone found area 141 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 1 phone

Work email m****@csc.com
Direct phone (141) ***-****
LinkedIn Profile matched
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Current company
Role
General Manager @ Telstra | Executive Leadership, Strategic Partnerships, Cyber Security, Technology Planning
Location
Sydney, New South Wales, Australia

Who is Matthew O'Brien? Overview

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Quick answer

Matthew O'Brien is listed as General Manager @ Telstra | Executive Leadership, Strategic Partnerships, Cyber Security, Technology Planning at Telstra, based in Sydney, New South Wales, Australia. AeroLeads shows a work email signal at csc.com, phone signal with area code 141, and a matched LinkedIn profile for Matthew O'Brien.

Matthew O'Brien previously worked as General Manager Strategic Partnerships at Telstra and Products and Technology Executive and Group Owner, Cyber Security at Telstra. Matthew O'Brien holds Certificate In Executive Leadership, Business Administration And Management, General from Cornell University.

Company email context

Email format at Telstra

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*@csc.com
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AeroLeads found 1 current-domain work email signal for Matthew O'Brien. Compare company email patterns before reaching out.

Profile bio

About Matthew O'Brien

With over 10 years of experience as a technology executive, I've honed my skills by leading and developing information technology and cybersecurity, strategies, products, and operational services. I have led product development teams, orchestrated go-to-market strategies, and fostered strategic partnerships, all with a keen focus on delivering solutions that address the evolving needs of the business and our customers.My primary responsibility lies in crafting and implementing technology strategies that align with our organizational goals, while also nurturing collaborative relationships with internal and external partners to fortify our position in the market. This entails leveraging innovative solutions to meet the diverse needs of our customers to drive growth and operational efficacy, ensuring that we remain agile and responsive to market demands.Beyond my professional endeavors, I am deeply committed to fostering inclusive and customer-centric teams. This commitment is exemplified through my active support for Telstra's Reconciliation Action Plan and my continuous efforts to champion diversity and inclusion within our organization. By cultivating an environment where every team member feels empowered to contribute and innovate, we can better serve the diverse needs of our customer base.My educational background includes a certificate in Executive Leadership from Cornell University, complemented by certifications in cyber security, underscoring my dedication to continuous learning and professional development.

Listed skills include It Strategy, Enterprise Architecture, Solution Architecture, Data Center, and 34 others.

Current workplace

Matthew O'Brien's current company

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Telstra
Telstra
General Manager @ Telstra | Executive Leadership, Strategic Partnerships, Cyber Security, Technology Planning
Website
AeroLeads page
12 roles · 34 years

Matthew O'Brien work experience

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

General Manager Strategic Partnerships

Current

Sydney, NSW, AU

Matthew is responsible for driving the organization's growth through strategic relationship management and collaboration. With a focus on fostering key external alliances, Matthew's responsibilities include identifying strategic partners, evaluating their alignment with Telstra’s strategic objectives, and negotiating business and commercial deals to.

Dec 2023 - Present

Products And Technology Executive And Group Owner, Cyber Security

Sydney, NSW, AU

Matthew is the Product and Technology Exectutive and Group Owner responsible for cyber security product and technology strategy, and the go-to-market for cyber security services across Telstra’s Enterprise, Small Business, and Consumer segments.Matthew’s objective is to ensure that Telstra delivers a balanced and profitable portfolio of cutting-edge.

Feb 2020 - Dec 2023

Global Director, Security Detection And Investigation Services

Ashburn, Virginia, US

Matthew O’Brien is the Global Director and Product Manager for DXC's Security, Detection and Investigation Services Portfolio, responsible for developing, managing, and executing the Security Offering program for DXC's Managed Security Services Portfolio. Matthew leads strategic global security initiatives within DXC Security including the Global Threat.

May 2017 - Feb 2020

Cybersecurity, Senior Principal - Global Offerings

Csc

Global, US

Matthew O’Brien is the Global Portfolio Manager for CSC’s Cybersecurity, Managed Security Services (MSS) Portfolio. Matthew is directly responsible for developing, managing, and executing the Cybersecurity Offering program for CSC’s Managed Security Services Portfolio. Matthew leads strategic global security initiatives within CSC including the Global.

Mar 2013 - Apr 2017

Manager, Architecture And Design Services

Csc

Global, US

Actvities include the financial management, budgeting and reporting for CSC Australia GIS Architecture. Matthew has primary reponsibility for the alignment of Architecture services, resource management and technology planning for CSC managed Financal Services, Consumer and Retail vertical accounts.Matthew also has responsibility for the alignment of.

Mar 2011 - Apr 2013

National Technology Strategy Lead

Csc

Global, US

Activities include the development, governance and evolution of technology strategy and standards for CSC Australia. Matthew will assist govern the development of key technology strategies for both CSC Australia and CSC Australia's outsource customers to ensure they align with the business goals of the organisations.

Jan 2010 - Apr 2013

Lead Solutions Architect - Financial Services

Csc

Global, US

Architecture Governance, Techonology Planning and IT Strategy.Coordination and management of architecture activities and resources.

Jan 2008 - Jun 2010

Lead Solutions Architect - Resources Sector

Csc

Global, US

Global Solutions Architect for large Resources Sector client.Responsible for technology planning, IT Strategy and infrastructure lifecycle management.

2006 - 2008 ~2 yrs

Solutions Architect

Csc

Global, US

2001 - 2006 ~5 yrs

Solutions Designer

Csc

Global, US

2000 - 2001 ~1 yr

Systems Adminitrator

Bhp Information Technology
Jun 1998 - 2001
Team & coworkers

Colleagues at Telstra

Other employees you can reach at telstra.com.au. View company contacts →

2 education records

Matthew O'Brien education

Certificate In Executive Leadership, Business Administration And Management, General

Cornell University

Bachelor Of Information And Communications Technology, Computer Science

University Of Wollongong
FAQ

Frequently asked questions about Matthew O'Brien

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

What company does Matthew O'Brien work for?

Matthew O'Brien works for Telstra.

What is Matthew O'Brien's role at Telstra?

Matthew O'Brien is listed as General Manager @ Telstra | Executive Leadership, Strategic Partnerships, Cyber Security, Technology Planning at Telstra.

What is Matthew O'Brien's email address?

AeroLeads has found 1 work email signal at @csc.com for Matthew O'Brien at Telstra.

What is Matthew O'Brien's phone number?

AeroLeads has found 1 phone signal(s) with area code 141 for Matthew O'Brien at Telstra.

Where is Matthew O'Brien based?

Matthew O'Brien is based in Sydney, New South Wales, Australia while working with Telstra.

What companies has Matthew O'Brien worked for?

Matthew O'Brien has worked for Telstra, Dxc Technology, Csc, Bhp Information Technology, and University Of Wollongong.

Who are Matthew O'Brien's colleagues at Telstra?

Matthew O'Brien's colleagues at Telstra include Priyanga Kalansuriya, Shashwat Shrivastava, Ivan Marakovic, Emir Kazazic, and Clarissa Davies.

How can I contact Matthew O'Brien?

You can use AeroLeads to view verified contact signals for Matthew O'Brien at Telstra, including work email, phone, and LinkedIn data when available.

What schools did Matthew O'Brien attend?

Matthew O'Brien holds Certificate In Executive Leadership, Business Administration And Management, General from Cornell University.

What skills is Matthew O'Brien known for?

Matthew O'Brien is listed with skills including It Strategy, Enterprise Architecture, Solution Architecture, Data Center, Outsourcing, Infrastructure, It Service Management, and It Management.

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