Ezechias KUMBU KUMBU
ICT Engineer |Network & Cybersecurity Engineer
Kinshasa,KN
Summary
Versatile and results-oriented ICT Engineer with proven experience in mobile network operations, secure application development, and cybersecurity. Adept at implementing encryption protocols (IPSec/IKEv2), leading security audits, and deploying Mobile Device Management (MDM) solutions for enterprise-level environments. Certified in the Google Cybersecurity Professional Certificate, actively transitioning into a full-time Cybersecurity Engineering role. Strong interest in threat detection, SIEM tools, ISO/IEC 27001 compliance, and Zero Trust architecture. Known for delivering secure, scalable systems with high operational impact.
Overview
7
7
years of professional experience
12
12
years of post-secondary education
4
4
Certifications
3
3
Languages
Work History
Wireless Network Engineer (Network Security)
Huawei Technologies Co., Ltd.
Kinshasa, Kinshasa City
04.2023 - Current
- Deployed and secured over 100+ mobile sites for Vodacom SA, maintaining 99.9% network uptime.
- Conducted 2G/3G/4G security audits and implemented encryption protocols (IPSec/IKEv2) to align with Vodafone compliance.
- Reduced vulnerability exposure by 40% through proactive risk assessments.
- Delivered detailed documentation for Vodafone internal security audits.
- Performed thorough root-cause analysis on recurring issues leading to permanent solutions that enhanced system stability.
- Collaborated with cross-functional teams to design and implement robust wireless network infrastructure, ensuring high availability and reliability.
IT Support & Application Lead
Congo Parking Service
Kinshasa, Kinshasa City
07.2021 - 04.2023
- Implemented and managed MDM (Scalefusion) to enhance mobile device security across all departments.
- Launched digital vehicle tracking and agent management systems, reducing operational errors by 45%.
- Developed and secured web apps with JWT and MFA authentication.
- Excellent communication skills, both verbal and written.
- Proven ability to learn quickly and adapt to new situations.
- Managed time efficiently in order to complete all tasks within deadlines.
Software Engineer (Web & Mobile)
Freelancer
Kinshasa, Kinshasa City
10.2018 - 04.2023
- Delivered responsive and secure 5 applications using Angular, Flutter, and Firebase.
- Designed API layers with secure data transmission and encryption.
- Provided system hardening, IT support, and training to SMEs.
- Developed scalable and maintainable code, ensuring long-term stability of the software.
- Consistently met project deadlines by effectively managing time and prioritizing tasks according to importance.
Web & Mobile Developer
Altius Technology
Kinshasa, KN
03.2021 - 06.2021
- Developed GPS-based apps for PPC Ciments with Google Maps API and secure OTP authentication.
- Ensured secure frontend-backend communication through REST APIs.
- Enhanced user experience by designing and implementing intuitive mobile applications for iOS and Android platforms.
Education
Bachelor of Science - Management Information Systems
Université Du Cepromad
Kinshasa, KN 01.2019 - 01.2024
Bachelor of Science - Mathematics & Computer Science
Université De Kinshasa
Kinshasa 01.2018 - 01.2022
Associate of Applied Science - Computer & Electrical Engineering
Université De Kinshasa
Kinshasa 01.2013 - 01.2016
Skills
- IPSec implementation
- Mobile network ciphering
- Mobile device management expertise
- ISO 27001 compliance
- NIST compliance expertise
- Familiarity with OWASP Top 10
- Security information and event management
- Security vulnerability analysis
- Risk assessment
- Incident management
- JSON Web Token expertise
- Experienced with Ubuntu operating system
- Proficient in Huawei U2020
Network troubleshooting
Mobile device management
Wireless network integration
Certification
Google Cybersecurity Professional Certificate, Coursera, 06/01/25
Interests
Studying cybersecurity frameworks (OWASP Top 10, NIST, Zero Trust)
Technology evangelism
Mentoring
Music
Ethical hacking
Timeline
Wireless Network Engineer (Network Security)
Huawei Technologies Co., Ltd.
04.2023 - Current
IT Support & Application Lead
Congo Parking Service
07.2021 - 04.2023
Web & Mobile Developer
Altius Technology
03.2021 - 06.2021
Bachelor of Science - Management Information Systems
Université Du Cepromad
01.2019 - 01.2024
Software Engineer (Web & Mobile)
Freelancer
10.2018 - 04.2023
Bachelor of Science - Mathematics & Computer Science
Université De Kinshasa
01.2018 - 01.2022
Associate of Applied Science - Computer & Electrical Engineering
Université De Kinshasa
01.2013 - 01.2016
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