UCHECHUKWU NWOGU

IT Support Specialist | System Administrator | Microsoft 365 Administrator

Lagos, NG.

About

Results-driven IT Support Specialist and System Administrator with over 10 years of experience in supporting enterprise IT environments, Microsoft 365 administration, Windows systems, network infrastructure, and cybersecurity controls. Proven ability to enhance operational efficiency and service availability, demonstrated by improving system uptime to 99.9% and reducing IT downtime by 35% across diverse organizational settings. Expertise spans Microsoft 365, Active Directory, Windows Server, endpoint security, backup and recovery, and cloud platforms, ensuring robust productivity, security, and business continuity.

Work

CEPABOO TECHNOLOGY LIMITED

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IT Support Officer

Lagos, Lagos, Nigeria

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Summary

Currently serving as an IT Support Officer, providing advanced technical support and administering critical IT infrastructure to ensure high service availability and operational efficiency for a technology firm.

Highlights

Achieved and maintained system uptime of 99.9% by implementing proactive monitoring and preventive maintenance strategies, significantly enhancing service availability.

Reduced IT downtime by 35% through effective troubleshooting and rapid incident resolution, optimizing operational efficiency and user productivity across the organization.

Administer Microsoft 365 services including user accounts, access control, email, and security configurations for a diverse user base, enhancing productivity and security through best practices.

Deployed and maintained robust enterprise network infrastructure, CCTV systems, and access control solutions, ensuring secure and reliable connectivity for critical business operations.

Provided advanced technical support for hardware, software, network, and cloud-based systems, resolving complex issues to minimize disruption and improve end-user satisfaction.

Supported the successful implementation and user adoption of Odoo ERP across multiple departments, streamlining business processes and improving data management.

Designed and implemented a management tracking dashboard, providing real-time insights into IT operations and performance for strategic decision-making.

Enhanced cybersecurity posture by implementing endpoint security controls, antivirus solutions, multi-factor authentication (MFA), and adherence to best practices, safeguarding organizational assets.

GREENGATES GROUP

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IT Support Specialist / Data Protection Officer

Lagos, Lagos, Nigeria

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Summary

Provided enterprise-level technical support and managed data protection initiatives, ensuring robust IT infrastructure and compliance with security standards for a dynamic group.

Highlights

Provided enterprise-level technical support for hardware, software, Microsoft 365, and network environments, resolving complex issues for over 500 users.

Administered Microsoft 365 accounts, permissions, and access management, ensuring secure and efficient operation for a large user base.

Managed comprehensive system backups and recovery procedures, achieving a 99% data recovery success rate and ensuring business continuity.

Implemented cybersecurity awareness programs and endpoint protection measures, contributing to a 20% reduction in security incidents.

Conducted proactive troubleshooting and issue resolution, minimizing operational downtime by 15% across diverse IT systems.

Supported NDPR compliance and information security initiatives, ensuring adherence to data protection regulations and enhancing organizational security posture.

Managed and updated website content, ensuring accuracy, timeliness, and alignment with strategic organizational objectives.

EJEO IT-SOLUTIONS

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IT Support Specialist

Lagos, Lagos, Nigeria

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Summary

Delivered first- and second-level technical support, managing IT infrastructure and providing user training to enhance productivity for various clients.

Highlights

Delivered first- and second-level technical support to over 200 users and client environments, consistently achieving high resolution rates and user satisfaction.

Administered Active Directory, Microsoft 365, and user access management, ensuring secure and efficient access for all personnel.

Installed, configured, and maintained a diverse range of hardware and software, including desktops, laptops, printers, and network devices for multiple clients.

Diagnosed and resolved complex hardware, software, and network-related incidents, reducing average resolution time by 25%.

Supported critical network services including LAN, WAN, VPN, Wi-Fi, and internet connectivity, ensuring uninterrupted operations for clients.

Implemented endpoint security and system maintenance procedures, contributing to a more secure and stable IT environment.

Trained over 150 users on IT systems and software applications, enhancing user proficiency and reducing recurring support requests by 10%.

Maintained comprehensive IT asset inventory and technical documentation, improving operational efficiency and compliance.

GREAT SHOWERS SCHOOL

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IT Support / System Administrator

Lagos, Lagos, Nigeria

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Summary

Managed and maintained the entire IT infrastructure for a school, administering user accounts, supporting e-learning, and ensuring cybersecurity.

Highlights

Managed and maintained the school's entire IT infrastructure, including 150+ computers, 5 servers, and networking devices, ensuring 99% operational availability.

Administered user accounts, email systems, and access permissions for over 100 staff and 500 students, streamlining access and enhancing security.

Installed, configured, and updated software, operating systems, and antivirus solutions across all school devices, reducing malware incidents by 30%.

Monitored and maintained Wi-Fi, LAN connectivity, and internet performance, improving network stability by 20% for academic and administrative functions.

Provided technical support and troubleshooting for hardware, software, and network issues, ensuring minimal disruption to learning and administrative activities.

Performed regular system backups, data recovery, and security maintenance, achieving 100% data integrity for critical school records.

Supported e-learning platforms and digital classroom technologies, facilitating effective remote and blended learning for over 300 students.

Ensured cybersecurity compliance and protection against malware and unauthorized access, safeguarding sensitive school data and user privacy.

Education

Freshworks University

Program Freddy Al Copilot

Lagos State University

Lagos, Lagos, Nigeria
Bachelor of Science (B.Sc.) Computer Science

Languages

English

Certificates

ITIL v4

CompTIA A+

CCNA

Certified Information System Security Professional (CISSP)

Certified Sophos Firewall Engineer

Certified Veeam Engineer

Certified Data Protection Officer (CDPO)

Freshdesk Fundamentals

Certificate in Computer Engineering

Skills

Systems Administration

Windows 10/11, Windows Server, Active Directory, User & Access Management, Group Policy.

Microsoft Technologies

Microsoft 365 Administration, Exchange Online, Microsoft Teams, SharePoint Online, OneDrive, MFA Configuration.

Network Administration

TCP/IP, DNS, DHCP, VPN, LAN/WAN, Wi-Fi Configuration, ISP Connectivity.

Cloud Platforms

Microsoft Azure, AWS, Google Workspace, Veeam.

Security & Compliance

Endpoint Security, Antivirus Management, MFA, Data Protection, NDPR Compliance, Backup & Disaster Recovery, Access Control system, CCTV Surveillance.

Support Tools

Freshdesk, ManageEngine, Odoo ERP, cPanel, GitHub, VS Code.