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Greg Duffy Email & Phone Number
Consulting Architect
at
Optus
1 work email found
@orange.com
LinkedIn matched
✓ Verified Jun 2026
4 data sources
Profile completeness 100%
Current company
Role
Consulting Architect
Location
Greater Brisbane Area, Australia, Australia
Company size
Who is Greg Duffy? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
Greg Duffy is listed as Consulting Architect at Optus, a company with 10667 employees, based in Greater Brisbane Area, Australia, Australia. AeroLeads shows a work email signal at orange.com and a matched LinkedIn profile for Greg Duffy.
Greg Duffy previously worked as Senior Consultant at Orange Business Services and Principal Enterprise Architect at Telstra. Greg Duffy holds Certificate from Cornell University.
Company email context
Email format at Optus
This section adds company-level context without repeating Greg Duffy's masked contact details.
{first}.{last}@orange.com
86% confidence
AeroLeads found 1 current-domain work email signal for Greg Duffy. Compare company email patterns before reaching out.
Profile bio
About Greg Duffy
A technology executive with over 20 years’ experience in integrated communications architecture design and delivery. A capable leader who creates high performance teams which deliver innovative solutions to customers. A strong relationship manager whose collaborative style enables value through aligning business strategy and technology roadmaps that deliver optimal solutions resulting in commercial value to business and improved engagement for stakeholders. Thrives in an environment that values people, offers variety of work, the opportunity for initiative, and is committed to investing in leading edge technology programs towards an innovative future.
Listed skills include Managed Services, Unified Communications, Voip, Telephony, and 13 others.
Current workplace
Greg Duffy's current company
Company context helps verify the profile and gives searchers a useful next step.
Optus
9 roles
Greg Duffy work experience
A career timeline built from the work history available for this profile.
Senior Consultant
Current
Feb 2020 - Present
Principal Enterprise Architect
Jul 2014 - Jul 2019
Solution Architect
Nov 2006 - Jun 2014
Communications Consultant
Nov 2005 - Nov 2006
Project Manager
Sep 2002 - Nov 2005
Network Assurance Prime
Sep 2001 - Sep 2002
Network Activations Technician
Feb 2001 - Sep 2001
Internetworking Operator
Nov 1999 - Feb 2001
Team & coworkers
Colleagues at Optus
Other employees you can reach at optus.com.au. View company contacts for 10667 employees →
KM
Kelly Mcalister
Colleague at OptusWest Melbourne, Victoria, Australia, Australia
View →
CH
Chelsea Hall
Colleague at OptusGreater Adelaide Area, Australia
View →
TO
Thor Odin
Colleague at OptusGreater Sydney Area, Australia
View →
BL
Blake L.
Colleague at OptusMelbourne, Victoria, Australia, Australia
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KS
Kartikeya Saini
Colleague at OptusMelbourne, Victoria, Australia, Australia
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JM
Johann Mentz
Colleague at OptusSydney, New South Wales, Australia, Australia
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CB
Cameron Behrens
Colleague at OptusGreater Sydney Area, Australia
View →
DW
David Weaver
Colleague at OptusMelbourne, Victoria, Australia, Australia
View →
KM
Ketan Manisha
Colleague at OptusThane, Maharashtra, India, India
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FZ
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Colleague at OptusLopeno, Texas, United States, United States
View →
Kelly Mcalister
Colleague at OptusWest Melbourne, Victoria, Australia, Australia
View →
CH
Chelsea Hall
Colleague at OptusGreater Adelaide Area, Australia
View →
TO
Thor Odin
Colleague at OptusGreater Sydney Area, Australia
View →
BL
Blake L.
Colleague at OptusMelbourne, Victoria, Australia, Australia
View →
KS
Kartikeya Saini
Colleague at OptusMelbourne, Victoria, Australia, Australia
View →
JM
Johann Mentz
Colleague at OptusSydney, New South Wales, Australia, Australia
View →
CB
Cameron Behrens
Colleague at OptusGreater Sydney Area, Australia
View →
DW
David Weaver
Colleague at OptusMelbourne, Victoria, Australia, Australia
View →
KM
Ketan Manisha
Colleague at OptusThane, Maharashtra, India, India
View →
FZ
Fdsgff Zdsd
Colleague at OptusLopeno, Texas, United States, United States
View →
3 education records
Greg Duffy education
Certificate
Certificate
Iecl (Insitute Of Executive Coaching And Leadership)
Bachelor Of Information Technology
FAQ
Frequently asked questions about Greg Duffy
Quick answers generated from the profile data available on this page.
What company does Greg Duffy work for?
Greg Duffy works for Optus.
What is Greg Duffy's role at Optus?
Greg Duffy is listed as Consulting Architect at Optus.
What is Greg Duffy's email address?
AeroLeads has found 1 work email signal at @orange.com for Greg Duffy at Optus.
Where is Greg Duffy based?
Greg Duffy is based in Greater Brisbane Area, Australia, Australia while working with Optus.
What companies has Greg Duffy worked for?
Greg Duffy has worked for Optus, Orange Business Services, and Telstra.
Who are Greg Duffy's colleagues at Optus?
Greg Duffy's colleagues at Optus include Kelly Mcalister, Chelsea Hall, Thor Odin, Blake L., and Kartikeya Saini.
How can I contact Greg Duffy?
You can use AeroLeads to view verified contact signals for Greg Duffy at Optus, including work email, phone, and LinkedIn data when available.
What schools did Greg Duffy attend?
Greg Duffy holds Certificate from Cornell University.
What skills is Greg Duffy known for?
Greg Duffy is listed with skills including Managed Services, Unified Communications, Voip, Telephony, Ip, Telecommunications, Mpls, and Pre Sales.
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