Abiodun Olayinka Ajijola

Network Operations Engineer
Lagos, NG.

About

Highly motivated Information Technology Professionla with over two years of hands-on experience managing and securing enterprise networks within the Fintech sector. Expert in configuring Cisco, Palo Alto, and Sophos devices, VPN technologies, and monitoring with Zabbix and SolarWinds, consistently achieving over 99% network uptime. Proactive in capacity management, security audits, and cloud integration, committed to ensuring high availability and robust security for critical systems while expanding expertise in VMware and AWS cloud environments.

Work

Arca Payment Network
|

Network Operations Engineer

Lagos, Lagos, Nigeria

Summary

Managed and secured critical network infrastructure for a Fintech organization, ensuring high availability and seamless connectivity.

Highlights

Achieved and sustained 99.9% network availability, promptly resolving critical incidents within a 24-hour SLA to minimize downtime and ensure business continuity.

Configured and maintained Cisco ISR4000 Series Routers, Cisco Switches, Sophos, and Palo Alto Firewalls, optimizing network performance and security.

Implemented and managed IPSEC IKEv1 and IKEv2 VPNs, establishing secure connections with partners across diverse platforms.

Monitored all network devices and partner institutions using Zabbix, proactively identifying and mitigating potential issues.

Conducted comprehensive capacity management and IP addressing audits for hosted devices within data centers, enhancing resource utilization and planning.

Nigeria Inter-Bank Settlement System (NIBSS)
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Network Operations Engineer

Lagos, Lagos, Nigeria

Summary

Provided robust network operations and security for a major inter-bank settlement system, supporting critical financial transactions.

Highlights

Ensured 99% network availability, with issues resolved within 24 hours to support uninterrupted inter-bank settlement operations.

Configured and managed Cisco ASR1000 Series Routers, Cisco FMC, Cisco FTD, and Checkpoint Firewalls, enhancing network security and traffic management.

Deployed and maintained IPSEC IKEv1 and IKEv2 VPNs for partners across multi-cloud (AWS, GCP, Azure) and on-premise environments.

Monitored all partner institutions' network devices using Orion SolarWinds, ensuring proactive issue detection and resolution.

Troubleshot and resolved complex network-related issues for remote clients, meticulously documenting actions to improve future response efficiency.

IVY Hill Academy
|

Educator

Ilorin, Kwara, Nigeria

Summary

Developed and managed educational technology programs and STEM initiatives for students, fostering academic growth and effective communication.

Highlights

Developed and implemented an effective education technology program, meeting all student requirements and ensuring effective communication with students and parents.

Collaborated with staff to achieve instructional objectives, supervising teachers and volunteers to optimize the technology learning process.

Led the Junior Engineers Technicians and Scientists (JETs) Club, guiding students in brainstorming and building innovative STEM projects while teaching Physics and Mathematics.

Analyzed student requirements to recommend improvements in study habits and performed comprehensive academic assessments.

Volunteer

IVY HILL Foundation
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Volunteer Educator

Ilorin, Kwara, Nigeria

Summary

Contributed to educational initiatives as a volunteer educator.

Highlights

Supported educational programs and student development.

Final Year Research Project Planning, LAUTECH
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Student Representative

Ogbomoso, Oyo, Nigeria

Summary

Represented students in final year research project planning.

Highlights

Facilitated communication and coordination for final year research projects.

Global Leadership Summit (GLS)
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Participant

Ogbomoso, Oyo, Nigeria

Summary

Participated in leadership development programs.

Highlights

Engaged in leadership training and development sessions.

Department of Science Laboratory Technology, LAUTECH
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Volunteer Tutor

Ogbomoso, Oyo, Nigeria

Summary

Provided tutoring services to students in Science Laboratory Technology.

Highlights

Supported student learning and academic success in science subjects.

Education

Ladoke Akintola University of Technology
Ogbomoso, Oyo, Nigeria

B.Tech

Science Laboratory Technology (Physics/Electronics Option)

Grade: 4.61/5.0

Oyun Baptist High School
Ijagbo, Kwara, Nigeria

SSCE

Secondary Education

Languages

Yoruba

Native

English

Fluent

Certificates

AWS Sustainability in the Cloud (Badge)

Issued By

AWS Educate

Mastering Automation for Network Engineers (In view)

Issued By

Udemy

AWS Cloud Practitioner (In view)

Issued By

Udemy

AWS Getting Started with Network (Badge)

Issued By

AWS Educate

AWS Getting Started with Security (Badge)

Issued By

AWS Educate

Introduction to Cloud 101 (Badge)

Issued By

AWS Educate

The Bits and Bytes of Computer Networking

Issued By

Google Coursera

Palo Alto Firewalls (e-learning)

Issued By

Palo Alto Networks

Computer Engineering and Networking

Issued By

FEMTECH Information Technology Institute

Microsoft Office Skills

Issued By

Jobberman Soft Skills Training

Cisco Networking Academy: Networking Devices & Configuration

Issued By

Cisco Networking Academy

Skills

Network Operations

LAN, Wireless LAN (WLAN), WAN Connectivity, IP Routing Protocols, Network Access Management, Capacity Management, IP Addressing, Network Device Configuration, Network Monitoring.

Cloud & Virtualization

AWS (EC2, VPC, IAM, S3, CloudFormation), Google Cloud Platform (GCP), Microsoft Azure, Cloud Integration, VMware, Virtual Environments, Cloud Fundamentals.

System Monitoring & Troubleshooting

Zabbix, Orion SolarWinds, System Monitoring, Incident Tracking & Escalation, Troubleshooting, Network Availability (99.9%), Remote Client Network Management.

Professional Skills

Technical Documentation, Time Management, Attention to Detail, Problem-Solving, Communication, Proactive Maintenance, Disaster Recovery Planning, Fintech/Banking Environment Experience.