Alexander Odinga
IT Support Specialist | Systems & Network Administration | IT Infrastructure Management
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About
Results-driven Senior IT Support Specialist with over 5 years of progressive experience across Tier 1 & Tier 2 support, network administration, system security, and enterprise IT operations. Proven ability to manage infrastructure upgrades, enforce security compliance, and deliver high-quality technical support in fast-paced environments. Holds a Master of Information Technology (MIT) from the University of Lagos and a B.Sc. in Computer Science, with strong expertise in networking, systems administration, IT procurement, and customer-facing IT services.
Experience
Senior IT & Technical Support Specialist at Cartrack Nigeria Engineering Technologies Ltd (2022-09 – Present)
- Lead Tier 1 and Tier 2 IT support operations for internal teams and external clients, ensuring timely resolution and high service availability.
- Implement and manage system upgrades and preventive maintenance, minimizing downtime while maintaining platform performance and stability.
- Monitor, enforce, and improve network and system security controls to mitigate vulnerabilities and ensure data integrity.
- Apply and enforce IT policies, procedures, and compliance standards in line with organizational and industry requirements.
- Collaborate cross-functionally with engineering, operations, and customer support teams to improve IT and telematics service delivery and operational efficiency.
- Install, configure, test, and support fleet management hardware and software solutions including GPS tracking devices, telematics units, and fuel monitoring systems.
- Lead post-installation fuel behaviour monitoring and analytics, improving fuel data accuracy and supporting fleet cost-reduction initiatives through early detection of fuel misuse.
- Oversee control room and repair operations, resolving power failures, live streaming issues, and connectivity/network problems.
- Produce weekly IT and telematics performance reports, providing insights and recommendations to management.
IT Support Officer (Tier 1 & Tier 2) at Shopmaster Business System (2020-09 – 2021-07)
- Delivered Tier 1 & Tier 2 support for hardware, software, and network issues.
- Configured and troubleshot routers, switches, and peripheral devices.
- Managed user accounts and access permissions.
- Executed network setup, configuration, and routine maintenance.
- Conducted staff IT training to improve productivity and system adoption.
- Identified and resolved network vulnerabilities, strengthening system security.
Network Administrator & System Operator at Divine Computer Business Centre (2017-08 – 2018-08)
- Designed, implemented, and maintained LAN/WAN infrastructure.
- Monitored network performance and executed infrastructure upgrades.
- Managed network security, VPN, VoIP, and cloud-based services.
- Performed system monitoring, data backup, and recovery procedures.
- Implemented effective security measures to protect data, software, and hardware.
- Executed maintenance window changes for multiple locations, performing troubleshooting of routing and switching issues.
- Supported IT procurement and asset management.
Education
Master of Information Technology in Information Technology – University of Lagos (2023 – 2025)
B.Sc. in Computer Science – Adamawa State University (ADSU) (2015 – 2021)
Diploma in Computer Networking (N+, LAN/WAN, Cabling & Router Configuration) – CJ.COM Computer (Professional Training Centre) (2018 – 2018)
National Diploma in Chemical Engineering – Federal Polytechnic Mubi (2012 – 2015)
