Barry O'Callaghan Email

Authorized Instructor (AI Strategy, CISSP, CCSP) @ (ISC)²

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Barry O'Callaghan Location

Tokyo, JP

Barry O'Callaghan Work

Authorized Instructor (AI Strategy, CISSP, CCSP) @ (July 2026 - Present)
Senior Manager - Cyber Security @ (June 2024 - Present)
Specialist Leader @ (July 2021 - June 2024)
Specialist Master @ (January 2021 - July 2021)
Cyber Security Manager @ (August 2019 - January 2021)
Senior Information Security Engineer @ (May 2018 - July 2019)
Cyber Security Analyst @ (November 2017 - May 2018)
Senior Information Technology Engineer @ (June 2017 - November 2017)
Senior Information Technology Engineer @ (February 2015 - May 2017)
Senior Information Technology Engineer @ (October 2010 - February 2015)
Senior Information Technology Specialist @ (May 2005 - September 2010)

Barry O'Callaghan Education

Royal Holloway, University of London
Master of Science - MS (Cyber Security)
2023-2026
Dublin Business School
Computing (Computer Software Engineering)

Barry O'Callaghan Skills

AI Security
AS400 Administration
Active Directory
Adversarial ML
CCSP
CISO
Cloud Computing
Cloud Security
Computing
Cyber Defense
Cyber Threat Intelligence (CTI)
Cybersecurity
Cybersecurity Incident Response
EMC SAN Administration
Enterprise Network Security
Ethical Hacking
Global Leadership
Hardware
IBM Db2
IBM iSeries
IBMi
ISO 27001
IT Audit
ITIL
Identity and Access Management (IAM)
Incident Management
Incident Response
Information Security
Information Security Management
Information Technology
Infrastructure as code (IaC)
International Project Management
Japanese
Japanese Business Culture
Linux
Linux System Administration
Management
Mobile Security
NIS2/Cyber Resilience Act Compliance
NIST 800-53
Network Security
OWASP
Offensive AI Security
Offshore Team Leadership
Operating Systems
Penetration Testing
Project Management
Python (Programming Language)
Red Teaming
Risk Assessment
Security
Security Management
Security Operations
Software Development
Systems Engineering
TIBER
TLPT
Team Leadership
Technical Audits
Threat & Vulnerability Management
Threat-Led Penetration Testing (TLPT)
Unix
VMware
Vulnerability Assessment
Vulnerability Assessment and Penetration Testing (VAPT)
Vulnerability Management
Web Application Security
Windows
Windows System Administration
Zero Trust Architecture (ZTA)
OS/400
Windows Server
Cisco Technologies
Data Center
Computer Hardware
Software Installation
Lotus Notes
Triathlon
Troubleshooting
Query400
IBM Servers
System Administration
TSM
Mimix
Virtualization
Performance Tuning
BRMS
IBM AS/400
IT Operations
AS400 system
BMC Remedy
Disaster Recovery
Cyber Threat Intelligence Cti
Cisco IOS
Windows 7
Technical Support
Microsoft Certified Professional
Threat And Vulnerability Management
IT Service Delivery
SQL
High Availability
HMC
Servers
Cl Programming
Service Delivery
System Deployment
Integration
IT Security Operations
Vio
Python Programming Language
IBM Power
Databases
Cyber Threat Intelligence
Python

Barry O'Callaghan Summary

Barry O'Callaghan, based in Tokyo, JP, is currently a Authorized Instructor (AI Strategy, CISSP, CCSP) at ISC2. Barry O'Callaghan brings experience from previous roles at PwC Japan and Deloitte. Barry O'Callaghan holds a 2023 - 2026 Master of Science - MS in Cyber Security @ Royal Holloway, University of London. With a robust skill set that includes AI Security, AS400 Administration, Active Directory, Adversarial ML, CCSP and more. Barry O'Callaghan has 3 emails on RocketReach.