Tafadzwa Dzapasi
Harare
Summary
Highly skilled Systems Administrator with over 6 years of experience in managing and optimizing complex IT infrastructures. Proven expertise in Linux system administration, virtualization, and cloud technologies, validated by CKA and RHCE certifications. Demonstrated ability to ensure system uptime, security, and performance
Overview
10
10
years of professional experience
1
1
Certification
Work History
System Administrator
Econet Wireless Zimbabwe
07.2018 - Current
- Configured and maintained virtualization environments (over 1000 virtual machines) using Hyper-V and VMware, ensuring high availability, optimizing resource allocation and performance
- Managed and maintained a complex Linux-based infrastructure (Red Hat Enterprise Linux RHEL, CentOS, Ubuntu, Oracle Linux SUSE), including web servers, application servers, and databases
- Implemented and automated various deployment and configuration management processes using ansible, PowerShell and bash scripting, resulting in increased operational efficiency
- Performed software installations, upgrades, and patching to ensure system security and stability
- Proactively monitored system performance by analyzing logs and ensuring high availability. Performed routine maintenance tasks and promptly troubleshooted any emerging issues, minimizing downtime and maximizing system reliability
- Collaborated with cross-functional teams to ensure smooth operations and incident resolution
- Participated in design and implementation of a containerized application platform using Docker and Kubernetes
- Provided technical support and troubleshooting for end-users, maintaining a 95% customer satisfaction rate
- Administered and maintain Microsoft 365 environments, including Exchange Online, SharePoint Online, and Teams
- Developed and maintained documentation for system configurations and procedures
- Managed and administered SAN and NAS storage environments, ensuring high availability and performance
- Administered Active Directory services, including user account management, group policies, and domain controllers
- Assisted with the implementation and management of backup solutions and disaster recovery processes
- Performed capacity planning and scaling of infrastructure to meet growing business demands.
ICT Specialist
Delta Beverages Pvt Ltd
02.2017 - 06.2018
- Administered Active Directory services, including user account management, group policies, and domain controllers
- Managed and maintained a variety of Linux servers (CentOS, Ubuntu) in a production environment
- Administered and optimize virtual environments, including provisioning and managing virtual machines (VMs), and allocating resources effectively
- Develop and manage shell scripts to automate routine tasks, such as backups, system updates, and user management
- Administered and configured DNS, load balancer & reverse proxy (haproxy, nginx).
ICT Specialist
Fairvalue Chartered Accountants (Zimbabwe)
12.2015 - 01.2017
- Upgraded and enhanced Fairvalue Chartered Accountants website including back-end database storage system and dynamic web pages
- Delivered front-line technical support for a range of IT issues, including troubleshooting software applications, network connectivity, and hardware malfunctions
- Assisted with setup and configuration of new equipment, including PCs, servers, and network devices.
ICT Intern
Delta Beverages Pvt Ltd
08.2014 - 07.2015
- Administered and maintained server environments, including installation, configuration, and patch management for both Windows and Linux servers
- Monitored server performance, ensuring optimal operation and availability through proactive tuning and troubleshooting
- Administered and maintained Windows Server environments, including installation, configuration, and patch management for Windows Server 2012
- Managed Active Directory services, including user account creation, group policy management, and domain controller maintenance.
Education
Bachelor of Science - Information Technology
Chinhoyi University of Technology
Chinhoyi, Zimbabwe08.2016
Skills
- Hypertext Transfer Protocol Secure (HTTPS)
- Secure Shell (SSH)
- OSI Model
- Backup & Restore
- System Maintenance
- Computer Science
- Problem Solving
- Proactive Monitoring
- Systems Engineering
- Linux
- Security management
- Load Balancing
Accomplishments
· Participated in Email migration from Exchange 2013 o to o365 as the Technical Lead
· Upgraded VMware VCenter Server from 6.5 to 6.7 as the Technical Lead
· Deployed and configured Hadoop infrastructure for Econet Wireless Zimbabwe
Certification
- Red Hat Certified System Administrator (RHCSA), Red Hat, 12/2019, 10/2024, 190-314-104
- Oracle Cloud Infrastructure Foundations 2020 Certified Associate, Oracle, 07/2020, 01/2022
- Microsoft Certified: Azure Fundamentals, Microsoft
- VMware vSphere 6.7 Foundations, VMware
- Microsoft Certified: Azure Administrator Associate (AZ-104), Microsoft, 11/2020, 11/2022
- Red Hat Certified Engineer (RHCE), Red Hat, 10/2021, 10/2024, 190-314-104
- Microsoft 365 Certified: Messaging Administrator Associate, Microsoft, I399-2372
- CompTIA Linux+ ce Certification, CompTIA, 06/2023, 06/2026, COMP001022296034
- Red Hat Certified Specialist in Containers and Kubernetes, Red Hat, 11/2023, 11/2026, 190-314-104
- CKA: Certified Kubernetes Administrator, The Linux Foundation, 11/2023, 11/2026
References
Mr Shepherd Munengwa
Manager - Service Desk
Econet Wireless Zimbabwe
No. 2 Old Mutare Road,
Msasa, Harare
Cell: +263 772 222 618
Email: shephered.munengwa@econet.co.zw
Mr Rufaro Nelson
Chief Customer Experience Office
Econet Wireless ZImbabwe
No. 2 Old Mutare Road,
Msasa, Harare
Cell: +263 772 222 977
Email: rufaro.nelson@econet.co.zw
Timeline
System Administrator
Econet Wireless Zimbabwe
07.2018 - Current
ICT Specialist
Delta Beverages Pvt Ltd
02.2017 - 06.2018
ICT Specialist
Fairvalue Chartered Accountants (Zimbabwe)
12.2015 - 01.2017
ICT Intern
Delta Beverages Pvt Ltd
08.2014 - 07.2015
Bachelor of Science - Information Technology
Chinhoyi University of Technology
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