Director Managed Operations And Technology
Current
Jun 2024 - Present
AeroLeads people directory · profile
John O'Connor Email & Phone Number
Senior Technology Leader ► Driving IT Strategy, Innovation, Projects, Enterprise Architecture & Applications Development
at
Brennan
1 work email found
@colliers.com
LinkedIn matched
✓ Verified Jul 2026
4 data sources
Profile completeness 100%
Current company
Role
Senior Technology Leader ► Driving IT Strategy, Innovation, Projects, Enterprise Architecture & Applications Development
Location
The Rocks, New South Wales, Australia
Company size
Who is John O'Connor? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
John O'Connor is listed as Senior Technology Leader ► Driving IT Strategy, Innovation, Projects, Enterprise Architecture & Applications Development at Brennan, a with 443 employees, based in The Rocks, New South Wales, Australia. AeroLeads shows a work email signal at colliers.com and a matched LinkedIn profile for John O'Connor.
John O'Connor previously worked as Director Managed Operations and Technology at Brennan and Chief Information Officer at Brennan It. John O'Connor holds Computer Science from Institute Of Technology, Tallaght.
Company email context
Email format at Brennan
This section adds company-level context without repeating John O'Connor's masked contact details.
{first}.{last}@colliers.com
86% confidence
AeroLeads found 1 current-domain work email signal for John O'Connor. Compare company email patterns before reaching out.
Profile bio
About John O'Connor
For over 25 years, I’ve worked in technology leading strategy, architecture, development, security, innovation and end-to-end project delivery across a diverse set of industries.
Listed skills include Team Leadership, Application Development, Application Frameworks, Vendor Management, and 45 others.
Current workplace
John O'Connor's current company
Company context helps verify the profile and gives searchers a useful next step.
Brennan
10 roles
John O'Connor work experience
A career timeline built from the work history available for this profile.
Chief Information Officer
Aug 2023 - Jun 2024
Cio Advisor
Feb 2023 - Aug 2023
Chief Information Officer
Jun 2020 - Jan 2023
Technology Consultant (Data, Bi & Finance Systems)
May 2019 - Apr 2020
Senior Manager, Applications Development & Support | Business Intelligence | It Strategy & Projects
Aug 2011 - Sep 2018
Senior Manager, Group Bi Systems
Aug 2006 - Jul 2011
Senior Technical Business Analyst
Mar 2005 - Jul 2006
Senior Developer & Presales Support
Sep 1999 - Oct 2004
Junior Developer
Computer Control Solutions
Jun 1997 - Aug 1999
Team & coworkers
Colleagues at Brennan
Other employees you can reach at brennanit.com.au. View company contacts for 443 employees →
SD
Sandeep Dabarera
Colleague at BrennanGampaha District, Western Province, Sri Lanka
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AP
Ankit Pandey
Colleague at BrennanMumbai, Maharashtra, India
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RW
Rohan Wagh
Colleague at BrennanThane, Maharashtra, India
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DA
Darko Andrieski
Colleague at BrennanGreater Sydney Area, Australia
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JS
Joel Sam Johnson
Colleague at BrennanKerala, India
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WW
Wirajitha Wickramathilake
Colleague at BrennanHelsinki Metropolitan Area, Finland
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US
Umesh Sigdel
Colleague at BrennanSydney, New South Wales, Australia
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MP
Malinda Perera
Colleague at BrennanSri Lanka
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GB
Greg Brennan
Colleague at BrennanNew York, United States
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SP
Sushant Pawar
Colleague at BrennanMumbai, Maharashtra, India
View →
Sandeep Dabarera
Colleague at BrennanGampaha District, Western Province, Sri Lanka
View →
AP
Ankit Pandey
Colleague at BrennanMumbai, Maharashtra, India
View →
RW
Rohan Wagh
Colleague at BrennanThane, Maharashtra, India
View →
DA
Darko Andrieski
Colleague at BrennanGreater Sydney Area, Australia
View →
JS
Joel Sam Johnson
Colleague at BrennanKerala, India
View →
WW
Wirajitha Wickramathilake
Colleague at BrennanHelsinki Metropolitan Area, Finland
View →
US
Umesh Sigdel
Colleague at BrennanSydney, New South Wales, Australia
View →
MP
Malinda Perera
Colleague at BrennanSri Lanka
View →
GB
Greg Brennan
Colleague at BrennanNew York, United States
View →
SP
Sushant Pawar
Colleague at BrennanMumbai, Maharashtra, India
View →
1 education record
John O'Connor education
FAQ
Frequently asked questions about John O'Connor
Quick answers generated from the profile data available on this page.
What company does John O'Connor work for?
John O'Connor works for Brennan.
What is John O'Connor's role at Brennan?
John O'Connor is listed as Senior Technology Leader ► Driving IT Strategy, Innovation, Projects, Enterprise Architecture & Applications Development at Brennan.
What is John O'Connor's email address?
AeroLeads has found 1 work email signal at @colliers.com for John O'Connor at Brennan.
Where is John O'Connor based?
John O'Connor is based in The Rocks, New South Wales, Australia while working with Brennan.
What companies has John O'Connor worked for?
John O'Connor has worked for Brennan, Brennan It, Ausgrid, Pacific Smiles Group, and Colliers International.
Who are John O'Connor's colleagues at Brennan?
John O'Connor's colleagues at Brennan include Sandeep Dabarera, Ankit Pandey, Rohan Wagh, Darko Andrieski, and Joel Sam Johnson.
How can I contact John O'Connor?
You can use AeroLeads to view verified contact signals for John O'Connor at Brennan, including work email, phone, and LinkedIn data when available.
What schools did John O'Connor attend?
John O'Connor holds Computer Science from Institute Of Technology, Tallaght.
What skills is John O'Connor known for?
John O'Connor is listed with skills including Team Leadership, Application Development, Application Frameworks, Vendor Management, P&L Budget Management, Capital Budget Manangement, Compliance And Risk Management, and Itil.
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