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Xavier WafulaXW
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Xavier Wafula

@xavierwafula1

Enterprise Technical Support Engineer at 24ONLINE supporting Airtel Enterprise networks and resolving Layer 2/3 issues.

Kenya
Message

At 24ONLINE, where I support Airtel Enterprise, I provide Tier 2/3 network support across routing, switching, DNS, DHCP, and NAT. I diagnose issues to help maintain high availability of ISP-grade services.

I administer AAA/RADIUS authentication and 24Online captive portal systems, supporting enterprise user access, billing integrity, and service provisioning. I also handle incident diagnostics, including packet flow analysis and log review, and coordinate escalations with NOC and core network teams.

At TELESKY, I analyzed transaction patterns, investigated flagged transactions, and documented findings to support fraud risk mitigation.

With 5RIGHTS, I advocated for online safety, coordinated educational materials to enhance digital literacy, and assessed children's internet safety. My technical background includes multi-cloud architecture, infrastructure automation, secure cloud deployments, and certifications in cloud computing and cybersecurity.

Experience

Work history, roles, and key accomplishments

RI
Current

Youths Ambassador

5Rights

Nov 2024 - Present (1 year 11 months)

Advocated for online safety by reviewing policies aimed at protecting children and youths. Coordinated release of educational materials and conducted assessments of children's safety on the internet.

TE

Fraud Analyst (Customer Care)

Telesky

Oct 2024 - Aug 2025 (10 months)

Monitored and evaluated transaction data to identify unusual patterns and detect potential fraud. Developed risk mitigation strategies, conducted investigations, and documented findings in detailed reports.

Education

Degrees, certifications, and relevant coursework

SK

St. University, Kenya

Bachelor of Science, Computer Science

2021 - 2025

Pursued a Bachelor of Science in Computer Science, covering core computer science topics and practical skills.

MA

Mastermind Assurance

ISO/IEC 27001:2022 Lead Auditor, Information Security

Certified as an ISO/IEC 27001:2022 Lead Auditor, demonstrating expertise in information security management systems.

Google logoGO

Google

Google Cybersecurity Professional, Cybersecurity

Completed the Google Cybersecurity Professional certificate, gaining skills in cybersecurity fundamentals and practices.

Amazon Web Services (AWS) logoAA

Amazon Web Services (AWS)

AWS Certified Cloud Practitioner, Cloud Computing

Achieved the AWS Certified Cloud Practitioner certification, demonstrating foundational cloud knowledge and AWS services.

OP

OPSWAT

Critical Infrastructure Protection, Critical Infrastructure Protection

Completed the Critical Infrastructure Protection certification from OPSWAT, focusing on securing critical infrastructure.

OPSWAT logoOP

OPSWAT

Cybersecurity Associate Fundamentals, Cybersecurity

Earned the Cybersecurity Associate Fundamentals certification from OPSWAT, covering foundational cybersecurity principles.

Aviatrix logoAV

Aviatrix

Multi Cloud Network Associate, Cloud Networking

Earned the Aviatrix Multi Cloud Network Associate certification, validating expertise in multi-cloud networking.

IBM logoIB

IBM

IBM Data Fundamentals, Data

Completed the IBM Data Fundamentals certification, covering core data concepts and practices.

AWS logoAW

AWS

AWS Noderunners for BNB, Blockchain

Earned the AWS Noderunners for BNB certification, demonstrating skills in blockchain node management on AWS.

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