IT professional with 7+ years of experience in systems administration, technical support, and network management. Achievements include improving system uptime, enhancing infrastructure security, and leading teams to deliver high-quality IT services on Windows and Linux platforms. Expertise in service desk support, user administration, and disaster recovery. Proven ability to supervise teams, resolve escalated incidents, and align IT support with business goals.
Overview
20
20
years of professional experience
Work History
Sales and Marketing Manager
Natural Valley Limited, Lusaka
Lusaka, Zambia
01.2013 - Current
Systems Administrator / Systems & Network Consulta
Natural Valley Limited, Lusaka
Lusaka, Zambia
01.2009 - 12.2012
rovided Windows systems administration, LAN/WAN/VPN administration, NOC support, VMware administration, and infrastructure support.
Managed Active Directory, DNS, FTP servers, wireless access points, and network security tools.
Designed and supported high-availability and disaster recovery solutions.
Served as a technical escalation point for infrastructure and user-related system issues.
Monitored systems and implemented improvements to enhance reliability, availability, and performance.
Supported end users with login procedures, permissions, printing issues, software access, and network troubleshooting.
Worked closely with teams and external providers to maintain system continuity and support service delivery.
Trained employees across departments on system usage, access procedures, security, and support processes.
Key Contributions
Reconfigured the company’s Linux/SQL environment to improve operational effectiveness.
Improved system security through implementation and maintenance of NetScreen Security Manager and Juniper firewall management.
Researched, recommended, and implemented infrastructure enhancements that improved system performance and reliability.
Revamped backup scheduling and upgraded SQL server infrastructure.
Maintained average system availability of 99.9% uptime.
Strengthened user support capability through structured staff training and technical guidance.
Managed system configurations and updates for company servers and networks.
Implemented security protocols to safeguard sensitive data across all systems.
Troubleshot hardware and software issues for employees across various departments.
Collaborated with teams to ensure optimal performance of IT infrastructure.
Documented technical procedures and provided training for new staff members.
Monitored system performance and conducted regular maintenance checks.
Supported disaster recovery efforts by maintaining backup systems and protocols.
Troubleshot application errors and provided technical support to end-users.
Created user accounts and managed access rights for users.
System Administrator / Technology Team Lead / Deli
Natural Valley Limited, Lusaka
Lusaka, Zambia
01.2009 - 12.2010
Led technical teams in the delivery of web-based, network, and infrastructure solutions.
Directed server migration, system configuration, upgrades, troubleshooting, and support initiatives.
Supported business operations by improving connectivity, reliability, and technology performance.
Coordinated technical workstreams and provided leadership to in-house and consultant teams.