OLORUNTOBI ADEDAYO OWEMIDU

Network Engineer
Ajuwon, NG.

About

Results-oriented Network Engineer with 3 years of comprehensive experience in designing, implementing, and maintaining secure, high-performing network infrastructures, consistently achieving 99.9% system uptime. Expertise spans enterprise-level network devices (Cisco, Huawei), advanced security tools (Palo Alto, Fortinet), and critical routing protocols (BGP, OSPF), complemented by CCSK and Cisco Cybersecurity certifications. Proven ability to drive operational efficiency and fortify network environments against evolving threats, seeking a challenging growth-oriented role.

Work

Unity Bank Plc
|

Network Engineer - IT Infrastructure (Network and Communication Unit)

Lagos, Lagos State, Nigeria

Summary

Managed and maintained critical network infrastructure, configured enterprise-grade firewalls, and supported cloud networking initiatives to ensure high availability and robust security.

Highlights

Optimized LAN/WAN network availability and performance by proactively managing critical Cisco and Huawei infrastructure, contributing to a consistent 99.9% system uptime.

Strengthened network security by configuring and continuously monitoring enterprise-grade Firewalls (Palo Alto, Fortinet, Cisco ASA), effectively enforcing security policies and mitigating threats.

Resolved complex routing and connectivity issues across the network by applying in-depth knowledge of TCP/IP, BGP, and OSPF protocols, restoring service efficiently.

Enhanced secure remote access and inter-branch connectivity through the successful implementation and administration of VPN tunnels, improving operational flexibility.

Contributed to strategic hybrid cloud integration initiatives by assisting with Cloud Networking projects leveraging AWS/Azure concepts, preparing for future scalability.

IT Infrastructure Support
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Network & End-User Support

Unknown, Nigeria, Nigeria

Summary

Provided critical IT infrastructure and end-user support, performing system configurations, data management, and complex issue resolution to maintain operational efficiency.

Highlights

Streamlined IT operations by performing comprehensive setup, configuration, and diagnostics for workstations, printers, and network peripherals, ensuring seamless functionality.

Ensured data integrity and regulatory compliance by executing secure PC imaging, robust data backup, and confidential file transfer procedures.

Accelerated resolution of complex Tier 3 IT/network issues by effectively collaborating with senior engineers, minimizing impact on business operations.

Reduced system downtime by 15% by providing rapid Tier 1-2 technical support for hardware, software, and network connectivity issues, ensuring business continuity.

DOWOG Commercial Enterprises Ltd
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Network/End-User Support Specialist

Unknown, Nigeria, Nigeria

Summary

Delivered comprehensive remote and on-site IT support, managed network setups, and resolved system malfunctions to ensure minimal downtime and high user satisfaction.

Highlights

Achieved a 90%+ resolution rate for technical issues by delivering comprehensive remote and on-site IT support to over 100 end-users, enhancing productivity.

Facilitated smooth onboarding for 20+ new employees by assisting with efficient network setup, meticulous cable management, and precise workstation configuration.

Maintained operational continuity by promptly diagnosing and resolving connectivity and system malfunctions, significantly minimizing downtime.

Young Eminence Communications
|

PC & Mobile Phone Repair Technician

Kabba, Kogi State, Nigeria

Summary

Provided essential PC and mobile phone repair services, developing foundational hardware/software diagnostics and troubleshooting skills.

Highlights

Developed foundational hardware/software diagnostics and troubleshooting skills through consistent repair and maintenance of PC and mobile devices for 8 years.

Education

Miva Open University
Abuja, FCT, Nigeria

Master

Information Technology

National Youth Service Corps
Unknown, Nigeria, Nigeria

National Youth Service

Community Development & Public Service

Kogi State University, Anyigba
Anyigba, Kogi State, Nigeria

BSc.(ed)

Mathematics

Languages

English

Certificates

Advent of Cyber 2024 Certificate

Issued By

Unknown

Advent of Cyber 2025 Certificate

Issued By

Unknown

Cisco Cybersecurity Courses

Issued By

Cisco

3MTT Cybersecurity Certificate

Issued By

Unknown

CCSK (Certificate of Cloud Security Knowledge)

Issued By

Cloud Security Alliance

Skills

Networking Fundamentals

Cisco/Huawei Systems, TCP/IP, LAN/WAN, VPN, Routing/Switching (BGP, OSPF, RIP, EIGRP), VLANs, Subnetting, Network Monitoring.

Security & Cloud

Firewalls (Palo Alto, Fortinet, Cisco ASA), Network Security Implementation, Cloud Security (CCSK Certified), Cybersecurity Fundamentals, AWS/Azure Concepts.

Support & Configuration

Hardware & Software Troubleshooting, Microsoft Office 365, Remote Support Tools, PC Imaging & Configuration, End-User Support.

Problem-Solving

Complex Network Issue Resolution, System Issue Diagnosis, Pressure Management.

Communication

Technical Translation, Cross-functional Collaboration, Stakeholder Engagement.

Adaptability

New Technology Adoption, Network System Mastery, Protocol Learning.