Raymond Osameke

Experienced IT Administrator with 6+ years of hands-on experience supporting enterprise infrastructure, network operations, and industrial/manufacturing IT environments across multi-site operations. Proven ability to maintain office and factory networks, administer IT assets, support production-critical systems, manage user access and security controls, coordinate vendors, and improve service delivery. Strong background in Microsoft 365, Active Directory, Entra ID, firewalls, virtualization, backup and recovery, and plant-floor IT systems including Ignition enterprise platforms, PLC connectivity, QAS, production line gauges, and quality systems.

IT Infrastructure & Industrial Systems Engineer - GZ Industries Ltd. - Agbara, Ogun State

(2024-01)

• Maintain and troubleshoot enterprise office and factory network infrastructure, ensuring stable primary and backup connectivity across business and production locations.
• Support LAN/WLAN environments, switches, firewalls, and access control platforms to sustain business-critical operations and timely incident resolution.
• Administer Microsoft 365, Active Directory, and Entra ID user accounts, permissions, and secure access configurations for staff and new joiners.
• Register, track, and manage IT assets across the full lifecycle, including deployment, ownership assignment, repair coordination, replacement recommendations, and disposal controls.
• Perform daily operational support and preventive maintenance for computers, printers, surveillance systems, network devices, and user endpoints in office and plant environments.
• Provide IT support for industrial and manufacturing systems, including Ignition enterprise platforms, PLC communication, industrial servers, QAS applications, production line gauges, and quality systems.
• Support server infrastructure hosting operational and manufacturing applications, troubleshoot local application issues, and document/escalate problems for deeper analysis by internal and international IT teams.
• Manage backup operations and support basic data recovery activities using Vembu Backup & Restore to protect critical business and operational systems.
• Coordinate with equipment vendors and service providers on delivery, repairs, maintenance quality, and after-sales support performance.
• Conduct user onboarding, workstation setup, account provisioning, and end-user training on IT systems, security practices, and collaboration tools.
• Identify process improvement opportunities that enhance uptime, service responsiveness, cost control, and operational efficiency within plant and office environments.

IT Systems Engineer - GZ Industries Ltd. - Agbara, Ogun State

(2021-06 - 2023-12)

• Supported enterprise infrastructure and virtualization platforms using VMware and Hyper-V for business applications and core IT services.
• Managed LAN/WLAN connectivity across plant and office operations using Cisco Meraki switching and Ruckus wireless solutions.
• Implemented endpoint administration and device governance using Microsoft Intune and Azure, improving device management and operational control.
• Monitored systems, handled incidents, and documented configurations and recovery procedures using Zammad and Tactical RMM.
• Provided local application-level troubleshooting for business and production systems and escalated complex issues with clear documentation for further analysis.

MSc - Information Technology - ESPAM Formation University

BSc - Computer Science - St. Louis African University

OND - Computer Science - Delta State Polytechnic