JOSHUA OWHOJERO
Lagos,Niger State
Summary
Experienced network professional with extensive expertise in CISCO networking, network troubleshooting, and cybersecurity protocols. Demonstrates strong capabilities in hardware maintenance, application installation, and server management. Proficient in wireless networking and mobile device troubleshooting, with a keen focus on software update installation and fault diagnosing. Committed to enhancing network security and efficiency while pursuing opportunities for professional growth in the field of network management.
Overview
7
7
years of professional experience
7
7
years of post-secondary education
1
1
Certification
Work history
Resident Engineer/ IT technical support specialist
First Bank Head Office
35, Marina First Bank Head Office, Lagos State, Nigeria
2022.07 - Current
- Responding to user inquiries and providing first- or second-line technical support for Printers, hardware, software, operating systems, and network connectivity issues to reduce downtime.
- Carried out Routine Maintenance on Printers, updating firmware on Brother & Konica Minolta Printers with the use of my system Internet & installation of Printers Driver on the print server (172.16.27.161)
- Configuring/Mapping End-users to the Printers Driver with the use of their Laptop with the server I.P (172.16.27.161) to enable printing.
- Working with the System Security Analyst at ISOD department for them to "Enable" & "Rex" an I.P address to the device using Portnox and Adding the I.P address to the DHCP Exclusion list for Reservation/Enable FIREWALL PERMISSION for the Device IP address to communicate with the Server IP.
- Working as an I.T Support team at First Bank to run BIOS Update on End-user system.
- Troubleshooting/Resolving network issues on the Rack Patch panel due to loss of connectivity on the Device (Laptops & Printers).
- Cripping of network cable to RJ45 plug to their respective line to enable connectivity on the device when plug to the network port.
- Reporting/escalating issues to the Head of Admin of I.T Support to enable troubleshooting of network issues in the bank.
- Escalating complex problems to higher-level IT teams (e.g., network administrators or network security specialists) when necessary.
IT technical support specialist
Digital Bananas Technology
Lagos, Nigeria
2019.03 - 2022.02
- Reduced downtime with proactive system monitoring and maintenance.
- Organised workspaces for employees with computer, monitors and associated cabling or equipment.
- Followed technical documentation for accurate installation, maintenance and repair work.
- Carried out new hardware installations and updates, keeping systems functional and secure.
- Scanned systems, diagnosing and correcting equipment failures and performance issues.
- Followed manufacturing instructions and design specifications when completing repairs.
- Installed new software for users and monitored version and patch update requirements.
- Established and troubleshot network and data communications systems.
- Installed software updates, ensuring optimal system performance.
- Secured network systems to prevent data breaches.
- Supported end-users with prompt issue resolution, enhancing productivity levels.
- Troubleshot operating systems, hardware and software problems to identify root causes.
- Carried out preventative checks and maintenance at end of customer interactions to prevent need for further support.
- Asked customer targeted diagnostic questions for speedy root cause analysis.
Education
BACHELOR OF ENGINEERING - Electrical & Electronics Engineering
Federal University Oye-Ekiti
Nigeria 2023.10 - 2026.04
O-LEVEL - WAEC
Continental College Effurun
Nigeria 2008.01 - 2012.05
PSLC -
Orhuwhorun Primary School 2
Nigeria /2000 - /2005
Skills
- CISCO networking knowledge
- Network troubleshooting
- Network security protocols
- Cybersecurity knowledge
- Hardware Maintenance
- Application installation
- Wireless networking
- Software update installation
- Software fault diagnosing
- Mobile device troubleshooting
- Server Management
Languages
English
Fluent
Affiliations
- watching Robot videos, Reading, Travelling and Doing Technical Activities
Certification
- PROFESSIONAL CERTIFICATION: CompTIA Security + (April 8, 2026)
- Certificate of Applied Knowledge & Expertise in Cybersecurity, Networking and Business Risk Analysis (November 01, 2025) from DIGITAL BANANAS TECHNOLOGY
References
References available upon request.
Timeline
BACHELOR OF ENGINEERING - Electrical & Electronics Engineering
Federal University Oye-Ekiti
2023.10 - 2026.04
Resident Engineer/ IT technical support specialist
First Bank Head Office
2022.07 - Current
IT technical support specialist
Digital Bananas Technology
2019.03 - 2022.02
O-LEVEL - WAEC
Continental College Effurun
2008.01 - 2012.05
PSLC -
Orhuwhorun Primary School 2
/2000 - /2005