IT Support and Network Engineer

Katleho Tumelo Sephoko

076-***-**** *******.********@*****.***

Nationality: South African Gender: Male

LinkedIn: linkedin.com/in/katleho-tumelo-sephoko-4b913942a EXECUTIVE SUMMARY

Highly analytical and results-driven IT Professional with a specialized qualification in Computer Networking and a proven track record in building, securing, and maintaining robust IT infrastructure. Integrates strong foundational skills in enterprise routing, switching, and VPN configurations. Recognized as a top-tier regional competitor in elite cybersecurity challenges

(SADC Top 10). Dedicated to delivering resilient, scalable, and secure infrastructure for enterprise environments.

CORE COMPETENCIES & TECH STACK

• Networking & Security: TCP/IP, Routing & Switching (Cisco, Juniper), LAN/WAN, VPN Infrastructure, Next-Generation Firewalls, Wi-Fi & CCTV Deployment, Packet Analysis, EVE-NG.

• Systems & Virtualization: Windows (7-11, Server), Linux (Ubuntu/Alpine/Kali environments), VMware.

• Automation, Monitoring & Tools: Ansible, APIs, Cisco Packet Tracer, Docker, MS Project, Prometheus, Grafana, Wireshark, Git/GitHub.

• Programming: Python, Angular.

PROFESSIONAL EXPERIENCE

KingBee Technology

Network Engineer Jan 2025 - Present

• Architected and managed enterprise-level IP routing and switching topologies, overseeing virtualized network infrastructure via VMware to ensure high availability and seamless scalability.

• Directed comprehensive network security audits and engineered automated infrastructure hardening pipelines utilizing Ansible, successfully mitigating systemic vulnerabilities.

• Engineered and maintained robust, multi-site secure communication frameworks, driving the deployment of enterprise-grade IPsec/SSL VPN tunnels and high-performance VoIP infrastructures.

• Designed and deployed advanced network observability stacks using Prometheus and developed custom internal management interfaces utilizing Angular to enhance real-time traffic visibility.

KingBee Technology

Junior Network Engineer Intern Jan 2023 - Dec 2024

• Conducted deep-packet analysis utilizing Wireshark to assist in real-time troubleshooting on multi-vendor enterprise devices, including Cisco and Juniper environments.

• Configured and mapped IP network routing protocols, utilizing EVE-NG to simulate and validate topologies safely prior to live deployment.

• Monitored active network health and performance utilizing Grafana dashboards, evaluating existing layouts to recommend proactive security upgrades.

• Supported the provisioning of secure corporate communication frameworks, assisting with multi-site VPN tunnels and scalable VoIP infrastructure. TECHNICAL ACCLAIM & RECOGNITION

• Top 10 Finalist (SADC Region) SANREN Cybersecurity Challenge (2024 & 2025)

• National Competitor CHPC National Technical Competition (2025)

• National Competitor PAICTA Cybersecurity Competition (2025) EDUCATION

Bloemfontein South High School

National Senior Certificate Completed: Dec 2015

Central University of Technology

Diploma in IT Computer Networking Completed: Jun 2025 CERTIFICATIONS

• Microsoft Certified: Azure Fundamentals (2024)

• Junior Cybersecurity Analyst Career Path Certificate – Cisco

• Technical Badges: Introduction to Cybersecurity / Introduction to IoT – Cisco

• In Progress: Fortinet Network Security Certification (Next-Generation Firewalls & UTM) REFERENCES

• Mohale Molokwane – KingBee Technology Senior Contact Phone: 061-***-****

• Tebogo Nakedi – Central University of Technology Academic Contact Phone: 067-***-****

• Maneo Ramahlosi – Central University of Technology Academic Contact Phone: 073-***-****

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