Maxwell Owusu Marfo

Experience

• 

  National Communications Authority

  Nov 2007 - Aug 2024

  • Managed a network infrastructure in a Datacenter covering 8 regional office locations and 100 end-user devices, ensuring constant 99.9% uptime.• Increased Datacenter network uptime by 20% through the implementation of proactive monitoring and maintenance strategies.• Accelerated procurement and implementation of a /24 IP-address block for the Datacenter from AfriNIC, boosting connectivity reliability.• Led the establishment of a Layer2 Tunneling Protocol network, enhancing telecom billing systems for remote work efficiency.• Established a Monitoring system for Regulatory Performance Management (RPM) and Cybersecurity across regional offices, ensuring consistent performance standards.• Implemented an IP Address Manager (IPAM), boosting network efficiency significantly.• Improved call quality by migrating to a VoIP system with QoS (Quality of Service) prioritization with Avaya IP Telephony Systems. • Spearheaded a company-wide technology refresh in a Datacenter, resulting in a 20% reduction in processing time and a 15% increase in employee productivity by implementing Unifi switches and Access Points (Wifi 6), and Netgate pfSense firewalls. • Led the upgrade of the Billing & Verification System (BVS) servers resulting in a 20% reduction in processing time and a 15% decrease in billing errors. Show less • Established Network Regulatory Performance Management System FTP servers for efficient operations.• Reduced datacenter downtime by 30% through proactive rack maintenance and cable management.• Supervised systems security, ensuring robust protection against potential threats.• Launched an IP Camera Surveillance monitoring node for enhanced security measures.• Worked extensively with cabling installation, while maintaining detailed documentation.• Segmented the network into VLANs, improving network performance and security. Show less

  • Network Operations Engineer

    Jan 2019 - Aug 2024

  • Datacenter & Network Support Engineer

    Dec 2016 - Dec 2018

  • Information Technology Administrative Assistant

    Jan 2013 - Nov 2016

  • Records Clerk

    Feb 2009 - Dec 2012

  • Intern

    Nov 2007 - Jan 2009