Personal Portfolio

Meet Abiola Oyegun

Cybersecurity Engineer | System Administrator | CEH

I'm a results-driven cybersecurity and IT systems engineer with almost a decade of hands-on experience in IT infrastructure, cloud security, endpoint protection, and governance.

My journey spans several industries, from maritime operations to academic research to healthcare innovation. Through each role, I've developed a deep understanding of how to align secure IT operations with business needs, regulatory standards, and evolving threats.

8+ Years Experience

Security
Cloud Ops
Systems
Compliance

Career Experience

A journey through diverse industries, building robust security solutions and IT infrastructure

Current Role
July 2024 – Present

System Administrator & Threat Management Engineer

Akrivia Health • Oxford, UK
Leading endpoint security across Windows, Linux, and macOS using SentinelOne and Microsoft Defender
Managing device lifecycle via Intune, AD, and Office 365 across departments
Conducting internal/external vulnerability scans and Cyber Essentials Plus audits
Supporting AWS cloud ops, CloudTrail monitoring, and BCP/DR planning
Innovation
March – July 2024

Enterprise Associate (Innovate UK Project)

Birmingham City University
Led design of a compliant digital complaints system for homecare services
Built automation POC using Python/Node.js and conducted GDPR alignment
Academic
Jan – March 2024

IT Admin Assistant

University of Oxford (Reuben College)
Managed endpoint protection (Sophos), onboarding, AD/Office 365, and firewall config support
Maritime
Dec 2021 – Aug 2022

IT Support Engineer

SDSD Maritime
Solely managed remote vessel IT support across multiple continents
Delivered 1st to 3rd line support, security patching, and endpoint hardening

Technical Arsenal

Proven expertise across security, cloud, and development tools

Security

SentinelOne Microsoft Defender Nessus Alert Logic Sophos SIEM

Cloud & Infrastructure

AWS Security Hub CloudTrail Office 365 Intune (MDM) Active Directory

Scripting & Development

PowerShell Python Node.js .NET MongoDB

Systems

Linux (Ubuntu Pro, Kali) Windows Server macOS FortiGate Atlassian

Credentials & Education

Formal education and industry-recognized certifications

Education

MSc Cybersecurity (Distinction)
Birmingham City University, UK
B.Tech Computer Science
LAUTECH, Nigeria

Certifications

Certified Ethical Hacker (CEH) Certificate
Verified
SentinelOne Security Administrator Certificate
Verified
Certified Ethical Hacker (CEH)
EC-Council
Active
SentinelOne Security Administrator
SentinelOne
Active
CISM
ISACA
In Progress

Frameworks & Standards

ISO 27001
GDPR
Cyber Essentials
NIST
SOC 2
HIPAA

Professional Network

Active participation in industry organizations and communities

ISACA Winchester Chapter

Academic Relations Officer

Leading academic engagement initiatives and fostering connections between industry professionals and educational institutions.

EC-Council Member

Certified Ethical Hacker Community

Active member of the global cybersecurity community, staying current with latest ethical hacking methodologies and threat landscapes.

Key Contributions

ISACA knowledge sharing sessions
Cyber Essentials Plus implementation projects
Internal compliance and security initiatives

Beyond the Code

Personal interests and passions that fuel creativity

Chess Enthusiast

Strategic thinking & pattern recognition

Foodie

Exploring culinary cultures

Movie Lover

Storytelling & cinematography

Live Music

Tech events & concerts

"You'll usually find me either debugging a PowerShell script or analyzing an endgame puzzle."
Abiola Oyegun
When work meets passion

Let's Connect

Open to mentorship, consulting, speaking engagements, and collaborations

Interested in Working Together?

Whether you need cybersecurity expertise, system administration support, or strategic IT guidance, I'm here to help your organization thrive securely.

Security First

Comprehensive security assessments and compliance audits

Mentorship

Career guidance for cybersecurity professionals

Speaking

Industry events and knowledge sharing sessions

Ready to discuss your project? Let's connect: