Sibongamandla Mangwana
Network Technician And Cybersecurity Engineer.
East London
Summary
I am a Dedicated IT professional with leadership and technical skills. Trusted and hard-working individual who excels in a fast-paced work environment and in both individual or Team environment.
Industrious Technical Specialist knowledgeable about updating software and devices to maintain current software and hardware for optimum productivity. Leveraging training and problem solving abilities to contribute technical knowledge to company and employee success.
Technical Specialist with strong analytical and problem-solving skills, adept at deploying and maintaining complex systems. Proven ability to collaborate with cross-functional teams, fostering environment of trust and flexibility. Skilled in troubleshooting, system optimization, and providing technical support. Known for delivering consistent results and adapting to evolving project requirements.
Overview
10
10
years of professional experience
3
3
Languages
Work History
Network Technical Specialist
Allied Business Solutions
06.2024 - Current
- Technical Support, Office 365 administration, Network config, Installation and troubleshoot, Run Network Vulnerability scans threat detection and response to security incidents, Security Awareness and training.
- Managed multiple high-priority projects simultaneously, consistently meeting deadlines while maintaining attention to detail.
- Provided exceptional customer support, resolving complex technical issues with effective communication skills.
- Maintained comprehensive documentation of technical processes, facilitating knowledge sharing among team members.
- Trained junior technicians on industry best practices and company-specific procedures, fostering a culture of continuous learning and professional growth.
- Completed troubleshooting and diagnostics on company resources.
- Mentored fellow team members in advanced technical concepts, fostering a collaborative work environment where ideas were freely exchanged.
- Streamlined technical workflows for enhanced productivity through the implementation of automation tools.
- Reduced downtime by proactively identifying potential network problems and implementing corrective measures.
- Guided staff technology use, assisting with troubleshooting and quality control to streamline operations.
- Enhanced data security, implementing rigorous backup procedures and disaster recovery plans.
- Implemented robust cybersecurity measures to protect sensitive data and prevent unauthorized access.
- Assessed business requirements to create focused solutions.
- Developed technical requirement documentation for new software products.
Systems Administrator & Helpdesk Administrator
Nkqubela Technologies
01.2016 - 05.2024
- Include Helpdesk Setup, Configuration, Customization and Administration. Administration and Deployment of VMware vRealize Automation Platform. Fundamental understanding of security principles, experience in Qualys Vulnerability Management and Vulnerability Management Detection, Response and patch management. Deployment, configuration, and maintenance of Windows servers. Strong experience with the Microsoft Office 365, Pro Plus Suite, Microsoft Cloud and Azure AD. Strong Experience with network technologies and devices such as routers, switches, Access points and firewalls. Troubleshooting and maintenance of VoIP solutions such as MS Teams, Skype and Hardware Experience with VMware, Microsoft Hyper-V for virtualization and virtual environment. Strong experience configuring, troubleshooting and tuning system hardware and software configurations for performance and reliability, over 20 VSAT installations, Router connection configurations, Access point installation and network cabling.
Education
Cybersecurity Asset Management -
QualysGuard
Huawei Next-Generation Certified Cybersecurity - undefined
ISC2
05.2024
Vulnerability Management Detection and Response - undefined
QualysGuard
12.2023
NCE1 - undefined
Fortinet
04.2023
Certificate Vulnerability Management - undefined
QualysGuard
01.2023
Diploma Information Technology Management - undefined
Alison Academy
01.2021
National Certificate Information Technology CompTIA Security+ - undefined
Boston City Campus
01.2013
National Certificate Information Technology - National Certificate Information Technology
Boston City Campus
01.2012
HCIA Datacom
Huawei Talent
South Africa 04.2001 -
IShield Sale Training
IShield Online Training
South Africa 04.2001 -
IShield Bronze Certificate
IShield Online Training
04.2001 -
Certified Cybersecurity
ISC2
06-2024
Computer Networking
Huawei Talent
06-2025
Skills
Route and Switch config
MS Azure AD and Office 365
User training expertise
IT infrastructure
Enterprise resource planning
Hardware configuration
Network administration
Cybersecurity expertise
Information security
Telecommunications
Virtualization technologies
Security
Technical support
IT service management
Internet of things
Hardware and software updates
User training skills
Technical support background
Project management
HelpDesk support
Cybersecurity
Helpdesk administration
Technical consulting
Data analysis
Network configuration
Operating system installation
Technical performance monitoring
Problem-solving
Problem-solving abilities
References
- Solethu, Ruluneli, solethur@nkqubela.co.za, +27-823987709, Nkqubela Technologies
- Russel, Van Rensburg, russel@alliedbiz.co.za, +27-645315867, Allied Business Solutions
- Siyabulela, Jindela, siyaji@nkqubela.co.za, +27-834703470, Nkqubela Technologies
Timeline
Network Technical Specialist
Allied Business Solutions
06.2024 - Current
Systems Administrator & Helpdesk Administrator
Nkqubela Technologies
01.2016 - 05.2024
HCIA Datacom
Huawei Talent
04.2001 -
IShield Sale Training
IShield Online Training
04.2001 -
IShield Bronze Certificate
IShield Online Training
04.2001 -
Huawei Next-Generation Certified Cybersecurity - undefined
ISC2
Vulnerability Management Detection and Response - undefined
QualysGuard
NCE1 - undefined
Fortinet
Certificate Vulnerability Management - undefined
QualysGuard
Diploma Information Technology Management - undefined
Alison Academy
National Certificate Information Technology CompTIA Security+ - undefined
Boston City Campus
Cybersecurity Asset Management -
QualysGuard
National Certificate Information Technology - National Certificate Information Technology
Boston City Campus
Certified Cybersecurity
ISC2
Computer Networking
Huawei Talent