Olufemi Abraham
Cyber Resilience Researcher/ IT Infrastructure
Kobe,Hyogo
Work Preference
Summary
Results-driven Ph.D. graduate (March 2024) in Information Science and Engineering with strong expertise in cybersecurity, data science, and machine learning. Experienced in academic research, peer-reviewed publications, and collaborative projects with international research teams. Proficient in machine learning model development, time-series data analysis, and feature engineering for anomaly detection and cyber-physical systems. Hands-on experience delivering secure network, IoT security, and cloud solutions across multinational environments. Specialized interests include post-quantum cyber resilience, cryptographic agility, and data-centric security approaches for long-term trust and continuity in smart grids and cyber-physical energy systems.
Overview
20
20
years of professional experience
Work History
Cyber Security Specialist
AFRITX Co. Ltd
Japan
10.2024 - Current
- Implemented security protocols to protect sensitive data and systems from cyber threats.
- Conducted vulnerability assessments to identify and mitigate potential security risks.
- Conducted site surveys and assessments to determine optimal equipment placement and system requirements.
- Collaborated with cross-functional teams to troubleshoot complex network issues, ensuring minimal downtime.
- Led installation and configuration of routers, switches, and firewalls to maintain security protocols.
- Key Achievements:
• Reduced network downtime by 30% through strategic router replacement and firewall upgrades for multinational clients (e.g., Avaso Limited, Layers Logic - UK).
• Achieved 25% improvement in data transmission speed by optimizing OSPF and BGP routing protocols.
• Implemented disaster recovery plans resulting in 99.9% network uptime for data centers across Hong Kong, Osaka, and Dubai.
• Resolved critical vulnerabilities in firewall patching projects, ensuring 100% compliance with AT&T cybersecurity standards.
• Designed and deployed VMware virtual networks that reduced operational costs by 20% for Vertizant ITEC, Dubai.
Research Assistant
Graduate School of Science and Technology, NAIST
Nara
04.2021 - 03.2024
- Developed and validated ML-based frameworks for detecting unauthorized power usage in smart homes and AMI.
- Simulated knowledge-based synthetic attack scenarios using real and artificial data to improve model robustness.
- Applied and compared advanced supervised and unsupervised algorithms (eg, XGBoost, Random Forest, MLP, Isolation Forest, Autoencoders, UMAP).
- Designed and implemented a complete pipeline from data collection, preprocessing, feature engineering, model training, to deployment.
- Managed all computational experiments using Python (PyCharm, Jupyter Notebook), Keras, TensorFlow, and Windows 10.
- Published and presented findings at leading IEEE conferences and journals.
- Assisted MSc/PhD students with research methodology, academic writing, and conference presentation preparation.
Teaching Assistant
Kobe Institute of Computing
Kobe
10.2019 - 03.2021
- Supported course delivery and lab sessions for MSc Information Systems students.
- Assisted in curriculum development, grading, and supervised student research projects.
- Assisted in delivery and assessment of Ethical Hacking and Cryptography for Wireless Networks courses.
- Supported lab exercises: system/network penetration testing, cryptographic protocol analysis.
- Organized and led weekly seminars and workshops on Information security, IoT, and advanced analytics.
- Mentored graduate students to successful project completion and international publication.
- Facilitated classroom activities, enhancing student engagement and understanding of complex concepts.
IT Systems Engineer/Trainer Coordinator
Unites Integrated
Lagos
01.2012 - 09.2018
- IT Security and Risk Management, Secure System Deployment, Cybersecurity Awareness Training.
- 50% reduction in security incidents by implementing advanced firewall configurations and network security policies.
- Increased system efficiency by 40% by troubleshooting network issues and resolving vulnerabilities in collaboration with multinational stakeholders.
- Delivered SAP training to 500+ personnel, resulting in a 30% increase in system adoption and productivity.
Managed network infrastructure upgrades, reducing downtime from 15% to 2%, improving operational efficiency. - Spearheaded disaster recovery initiatives, enhancing data recovery time by 60%.
- Conducted over 50 hands-on training sessions for professionals; supervised applied projects on secure IT systems.
IT Systems Engineer/Trainer Coordinator
Prime Innovation Institute of Technology
Lagos
05.2006 - 12.2011
- Taught core courses: Basics of Information Technology, Introduction to Computer Networks, Information Security.
- Facilitated interactive learning environments to enhance student participation and comprehension.
- Developed and delivered engaging course materials aligned with curriculum standards.
- Designed and implemented network infrastructure solutions to enhance system performance.
- 2011Performance Metrics:
• Boosted network performance by 75% within a year by optimizing LAN/WAN infrastructures and TCP/IP protocols.
• Reduced IT-related operational costs by 20% through efficient router and firewall configurations.
• Conducted site surveys and installed routers, switches, and wireless controllers, improving network speed by 35%.
• Streamlined network documentation processes, reducing compliance-related incidents by 30%.
• Supported marketing teams in deploying IT solutions that contributed to a 35% increase in sales.
Education
PhD - Engineering
Nara Institute of Science and Technology (NAIST)
04.2024
MSc - Information Systems
Kobe Institute of Computing
09.2020
BTech - Computer Science
Federal University of Technology, Akure (FUTA)
08.1995
Skills
Cloud Security with AWS Microsoft Azure Certified
Linux Security and Hardening, the practical security guide
Computer & Security Reviewer
Security and Risk Management (EBIOS Risk Manager Method)
Teamwork, Collaboration, and Customer Communication
Data Science (Analytics and modeling; Machine learning methods; Data visualization)
Programming Languages (Python; R; MATLAB; PHP)
Statistics; Deep Learning; Machine Learning; Numpy; Pandas; Scikit-Learn
Data Anonymization; Data Preprocessing; Data Analysis
Data Visualization (Matplotlib; Tableau; Power BI)
Cloud Computing (Microsoft Azure);
Operating System (MacOS, Windows, Linux)
Academic Skills (Active learning; Research design; Critical thinking; Problem-solving; Written and oral communication; Active listening, Project management)
Database tools (SQL, NoSQL)
Accomplishments
- Industrial Cyber Security Center of Excellence (ICS-CoE) Japan Research Grant (2021 - 2024)
- IEEE PES General Meeting Student Poster Competition, July 2023
- Award for Academic Excellence, Nara Institute of Science and Technology
- Shimadzu Corporation Academic Achievement Award, Doctoral Career Messe, Kyoto, 2023
- Elsevier Journal of Computer & Security, Reviewer Certificate, 2025
Languages
English
Bilingual or Proficient (C2)
Japanese
Intermediate (B1)
Research Interests
- Post-Quantum Cryptography and Cyber Resilience for Critical Infrastructure
- Smart Grid Security, AMI Protection, and Energy Theft Detection
- Appliance-Level Energy Consumption Analytics and Anomaly Detection
- Machine Learning Applications in Cyber-Physical Energy Systems
- Secure Data-Driven Energy Systems and Privacy-Preserving Analytics
- Resilient Architectures for Distributed and Intelligent Power Grids
- Cybersecurity for Power Systems: Securing AMI/IoT devices and power distribution in decentralized grids.
- Synthetic Attack Data Generation: Creating realistic Cyberattack simulations for resilient anomaly detection.
- Smart Billing and Energy Management: Prepaid metering, billing transparency, and smart solutions for renewable energy in developing regions.
Google Scholar
0000-0001-8243-2584
Publications
- Electricity Theft Detection for Smart Homes: Harnessing the Power of Machine Learning with Real and Synthetic Attacks, 2024-01-01, Olufemi Abiodun Abraham, Hideya Ochiai, Md Delwar Hossain, Yuzo Taenaka, Youki Kadobayashi, 10.1109/ACCESS.2024.3366493
- Electricity Theft Detection for Smart Homes with Knowledge-Based Synthetic Attack Data, 2023-07-01, Olufemi Abiodun Abraham, Hideya Ochiai, Md Delwar Hossain, Yuzo Taenaka, Youki Kadobayashi, pes-gm.org/for-students/student-poster-session-and-contest
- Electricity Theft Detection for Smart Homes with Knowledge-Based Synthetic Attack Data, 2023-04-01, Olufemi Abiodun Abraham, Hideya Ochiai, Md Delwar Hossain, Yuzo Taenaka, Youki Kadobayashi, 10.1109/WFCS57264.2023.10144120
- Unauthorized Power Usage Detection in Disaggregated Smart Meter Home Network, 2022-10-01, Olufemi Abiodun Abraham, Hideya Ochiai, Kabid Hassan Shibly, Md Delwar Hossain, Yuzo Taenaka, Youki Kadobayashi, 10.1109/FNWF55208.2022.00126
- A Smart Billing System for Enhancement of Renewable Energy to Non-Electrified Communities in Nigeria, 2020-11-01, Olufemi Abiodun Abraham, 10.11159/ehst20.134
Work Availability
monday
tuesday
wednesday
thursday
friday
saturday
sunday
morning
afternoon
evening
swipe to browse
Interests
Reading and staying current with technology, cybersecurity, and global affairs
Problem-solving and hands-on technical experimentation
Writing and knowledge sharing (technical and educational content)
Teaching, mentoring, and community engagement
Volunteering and collaborative team activities
Listening to music and reflective learning
Quote
There is a powerful driving force inside every human being that, once unleashed, can make any vision, dream, or desire a reality.
Tony Robbins
Affiliations
- Nara Institute of Science and Technology, Ikoma. Japan.
- AFRITX Co. Limited
Software
Programming & Data Analysis: Python (data analysis, machine learning, automation), MATLAB (signal processing, modeling, simulations), SQL (data querying and management), Bash / Shell scripting
Data Science & Machine Learning Tools: NumPy, Pandas, SciPy, Scikit-learn, TensorFlow / Keras (basic to intermediate), Time-series analysis and anomaly detection tools
Cybersecurity & Networking: Cryptographic tools and libraries, Network monitoring and troubleshooting tools, Firewall and security configuration utilities, Vulnerability assessment and incident analysis tools
Operating Systems & Platforms: Windows (advanced user / administration), Linux (Ubuntu, CentOS – command line & scripting), Virtualization platforms (VMware, VirtualBox)
Documentation, Research & Productivity: LaTeX (Overleaf) for academic and technical writing, Microsoft Office (Word, Excel, PowerPoint), Git / GitHub (version control and collaboration), Technical report writing and documentation tools
Certification
- Cisco Networking Training - CCNA
- Linux License - Linux Security and Hardening_The Practical Security Guide
- Cloud Security License - Cloud Security with AWS and Microsoft Azure
Timeline
Cyber Security Specialist
AFRITX Co. Ltd
10.2024 - Current
Research Assistant
Graduate School of Science and Technology, NAIST
04.2021 - 03.2024
Teaching Assistant
Kobe Institute of Computing
10.2019 - 03.2021
IT Systems Engineer/Trainer Coordinator
Unites Integrated
01.2012 - 09.2018
IT Systems Engineer/Trainer Coordinator
Prime Innovation Institute of Technology
05.2006 - 12.2011
PhD - Engineering
Nara Institute of Science and Technology (NAIST)
MSc - Information Systems
Kobe Institute of Computing
BTech - Computer Science
Federal University of Technology, Akure (FUTA)