John O. Email & Phone Number

United Kingdom

Salford, England, United Kingdom

Advanced technical supportInfrastructure management Security and ComplianceProject SupportDocumentation and TrainingCustomer serviceBusiness operations support

Salford, England, United Kingdom

Managed Active Directory, DHCP, DNS, and file servers, ensuring seamless and secure operations.Provided technical support for LANs, WANs, routers, switches, firewalls, and wireless access points.Installed, configured, and maintained network hardware/software for optimal performance and security.Configured and maintained VMware and Hyper-V environments to.

London, United Kingdom

• Provided technical support and assistance to clients in managing and troubleshooting their cloud infrastructure, including AWS, Azure, and Google Cloud Platform.
• Responded to and resolved customer inquiries and issues related to cloud services, ensuring timely resolution and customer satisfaction.
• Collaborated with cross-functional teams to identify and address system inefficiencies and improve overall performance.
• Created and maintained documentation for troubleshooting procedures, best practices, and knowledge base articles.
• Participated in on-call rotations to provide 24/7 support and ensure uninterrupted service availability.
• Managed and maintained on-premises servers and network infrastructure, ensuring high availability and reliability.

Federal Capital Territory, Nigeria

• Oversee the design, implementation, and management of a multi-site network infrastructure spanning three locations.
• Lead a team of twenty-five network engineers and technicians in maintaining network availability and performance.
• Develop and maintain network documentation, including diagrams, configurations, and standard operating procedures.
• Collaborate with cross-functional teams to assess business requirements and recommend network solutions that align with organisational objectives.
• Implement network security policies and procedures to protect against internal and external threats.
• Conduct regular audits and assessments to ensure compliance with industry regulations and standards.

Abuja, Federal Capital Territory, Nigeria

• Expanding e-mail capabilities through interconnecting Microsoft Exchange, implementing Internet Mail Service (IMS) and deploying Outlook Web Access.
• Designed and implemented network solutions to support the organisation's evolving business requirements.
• Configured and optimised routing protocols, including OSPF, BGP, and EIGRP, to improve network performance and reliability.
• Deployed and managed firewalls, VPNs, and intrusion detection/prevention systems to enhance network security.
• Conducted network troubleshooting and root cause analysis to resolve performance issues and minimize downtime.
• Implemented network monitoring tools to proactively identify and address potential issues before they impact operations.

No 8, Abinusewa Street, Beside BCOS, Basorun, Ibadan, Oyo State

• Provided technical oversight of a multi-site enterprise-level WAN, including planning, implementation/expansion, maintenance, and troubleshooting.
• Prepared and maintained documentation of network configurations and cabling layouts.
• Provided hardware and operating system support for the corporate and field computer systems environment, UNIX, Linux, Windows, and storage.
• Analysed and monitored server security and implemented patches and fixes to address potential security holes.
• Design, implement, and maintain the company's LAN/WAN infrastructure, ensuring high availability and security.
• Designed and implemented CCTV systems for commercial and residential clients, ensuring compliance with industry standards and client requirements.

Ogbomosho, Oyo State, Nigeria

• Assisted with troubleshooting computer hardware and software.
• Assisted with cloning and Software installations and configurations.
• Ensured requests were properly opened, resolved promptly, documented, and closed in the ticketing system.
• Requested desk phone service activations and mobile phone configurations.
• Diagnosed and resolved hardware and software issues for clients, including troubleshooting network connectivity problems, software installations, and system upgrades.
• Provided technical support and assistance to users, both remotely and on-site, ensuring timely resolution of IT-related issues.

Master'S Degree, Computer Networks And Systems Security

Bachelor Of Technology - Btech, Computer Engineering