Rhys Griffiths
Cyber Security Analyst
New York,NY
Summary
Experienced Cybersecurity Analyst with a proven track record in strengthening organizational security posture through strategic implementation of security controls, compliance enforcement, and proactive threat detection. Skilled in endpoint management, incident response, and cross-team collaboration. Committed to continuous learning and advancing cybersecurity maturity to protect critical assets in dynamic environments.
Overview
9
9
years of professional experience
4
4
Certificates
Skills
Zendesk Admin
Asana Admin
ESET Enterprise Security
Alloy IT and Asset Management
SmartDeploy
Microsoft Office 365
Microsoft Teams
Microsoft Windows 10
Microsoft Windows 11
Windows Server 2016
Microsoft AD
Microsoft 365 Admin Center
Microsoft Azure Portal
Microsoft Defender Portal
Microsoft Outlook Exchange
Microsoft Endpoint Manager / Intune
Microsoft Compliance Portal
Microsoft Teams Admin Center
MacOS
IOS
IPadOS
Apple Business Manager
Linux (RedHat, Kali Linux)
Nmap
Metasploitable Framework
Burp Suite
WireShark
Hydra
Nessus
Nikto
Aircrack-ng
Gobuster
Splunk
Python
Work History
Career Break
Self-Employed
11.2024 - Current
- Took planned time away from work to spend dedicated time with
family prior to relocating overseas. Used this period for personal
growth, reflection, and preparing for an international transition.
Systems Administrator
Collective Wellness Group
Sydney, New South Wales
01.2023 - 11.2024
- Increased Microsoft Security Score by 109%, outperforming similar-sized organizations by 51%, by implementing MFA policies, Conditional Access, and Data Loss Prevention (DLP) rules.
- Developed and enforced compliance policies for company-managed Windows, macOS, iPad, iOS, and Android devices, achieving Essential 8 compliance.
- Lead support staff in Cebu, Philippines, on Level 1 (software) and Level 2 (hardware) support incidents and advise when technical and security incidents and challenges require an escalation point.
Desktop Support Technician III
ArchCare
New York, NY
02.2021 - Current
- Led a team of internal and external technicians to roll out over 3,000 endpoints across multiple sites during a Windows 7 to Windows 10 migration within a short time frame.
- Provide advanced escalated Level 3 technical support to Level 2 and Level 1 technicians and C-level specialized support to key
stakeholders. - Established cloud image deployments to endpoints for remote wipe
and reset using SmartDeploy.
Desktop Support Analyst II
ArchCare
New York, NY
07.2019 - 02.2021
- Deliver technical support at conferences and corporate meetings,
specifically for C-level executives and government officials. - Conduct root cause analysis for recurring technical issues and
implement long-term solutions to prevent future incidents. - Manage hardware-related support, including repairing, maintaining,
and replacing endpoints, printers, servers, switches, and routers,
addressing issues escalating from Level 1 (software) technicians to
Level 2 (hardware) support.
Helpdesk Support I
ArchCare
New York, NY
10.2016 - 07.2019
- Managed over 100 daily calls, effectively addressing customer IT
inquiries and resolving technical concerns. - Educated a user base of over 5,000 employees on computer
functionality, shortcuts, and troubleshooting techniques. - Perform initial diagnostics and troubleshooting for network
connectivity issues, application errors, and hardware malfunctions.
Certification
Certificate IV, Cyber Security, TAFE NSW
Timeline
Career Break
Self-Employed
11.2024 - Current
Systems Administrator
Collective Wellness Group
01.2023 - 11.2024
Desktop Support Technician III
ArchCare
02.2021 - Current
Desktop Support Analyst II
ArchCare
07.2019 - 02.2021
Helpdesk Support I
ArchCare
10.2016 - 07.2019
Early Career
- Member Services Representative at ArchCare (Permanent). New York, NY — Jan 2015 - Oct 2016
- Office Coordinator at ArchCare (Temporary). New York, NY — Apr 2014 - Dec 2014
- Data Analysis at AMP (Contract). Sydney, AU — Apr 2013 - Dec 2013
- Document Controller at ETS (Contract). Sydney, AU — Apr 2012 -Mar 2013
- Data Analyst at Evalueserve (Permanent). London, UK — Jun 2011 - Mar 2012
- Market Analyst at Shepherds Bush Housing Group (Temporary). London, UK — Apr 2011 - Jun 2011
- Barman (career break) at Samuel Smith. London (Temporary). London, UK — Apr 2010 - Apr 2011
- Asset Coordinator at Hewlett-Packard / ATO (Contract). Sydney, AU — Dec 2009 - Feb 2010
- Media Coordinator at Sensis. Sydney (Permanent). Sydney, AU — Jun 2008 - Dec 2009
- Business Coordinator at Commonwealth Bank (Permanent). Sydney, AU — Jan 2005 - Jun 2008