Available for hire

David Delporte

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Building secure infrastructure. Bridging IT and business.

West-Vlaanderen, Belgium
// About

Professional Profile

~/david/profile.md

IT Operations & Security professional with 4+ years of experience across system engineering, cybersecurity operations, and IT infrastructure management. Currently managing multi-site IT infrastructure (6 locations) at Gheeraert Group, covering Microsoft 365, Azure Virtual Desktop, Intune/Autopilot, network security (UniFi/Meraki/Barracuda), VoIP (3CX), and EDI systems.

Strong focus on security-first design with hands-on experience in SIEM/XDR deployment (Wazuh), penetration testing, vulnerability assessments, and CISO/DPO collaboration. Skilled in vendor management, stakeholder communication, and translating complex technical requirements into business solutions.

Actively pursuing cybersecurity certifications (ISC2 CC, ISO 27001) and building expertise in Belgium's CyberFundamentals (CyFun) framework and NIS2 compliance. Passionate about automation, infrastructure-as-code, and continuous improvement.

// Experience

Career Timeline

IT System Engineer

Full-time
Gheeraert GroupLoppem, Belgium

June 2025 — Present

Multi-site IT operations across 6 locations in a Belgian logistics & transport company

  • Azure Virtual Desktop rollout for 100+ users — Autopilot, Intune, hybrid Azure AD join, Conditional Access, MFA
  • Microsoft 365 multi-tenant management (4 entities), Business Central GDAP, licensing & shared mailboxes
  • CISO/DPO collaboration for security policies, GDPR compliance, and incident response across all sites
  • Network infrastructure — UniFi/Meraki switching, VLAN segmentation, Barracuda firewalls, Grafana/Cloudflare monitoring
  • Wazuh SIEM/XDR deployment for centralized security monitoring
  • 3CX VoIP administration — queue routing, hotdesking, BLF, vendor coordination (Connectify NV)
  • UniFi Protect camera systems — GDPR-compliant deployment, CAO 68 compliance, police registration
  • EDI/OFTP2 support, Hyper-V decommissioning, uniFLOW print management rollout
  • Vendor management with EASI, iDocta, Alistar/Dynavision, Connectify NV
  • Confluence documentation, Jira ticket management, IT asset lifecycle management

Application Manager & Network Administrator

Internship
Vanden BroeleBrugge, Belgium

September 2024 — August 2025

Service desk, application management, and IT process optimization

ICT Security Operations & System Administrator

Internship
Stad Gent — Dept. OnderwijsGent, Belgium

March 2022 — June 2025

System administration and security operations for municipal educational infrastructure

IT Operations Analyst / NOC

Full-time
Just Eat TakeawayEnschede, Netherlands

January 2021 — December 2022

24/7 NOC monitoring and IT operations for a major international food delivery platform

IT Security Consultant

Self-employed
FreelanceBelgium

2021 — Present

Security consulting and SIEM deployment for SMBs

// Skills

Technical Expertise

Security & Compliance

Wazuh SIEM/XDRPenetration TestingVulnerability AssessmentBlue/Red Team OperationsGDPR ComplianceCyFun Framework (NIS2)ISO 27001Incident ResponseSecurity Awareness Training

Cloud & Identity

Microsoft 365Azure Virtual Desktop (AVD)Entra ID (Azure AD)Intune / AutopilotConditional Access & MFABusiness CentralHybrid Azure AD Join

Infrastructure & Networking

UniFi (Switches, APs, Protect)MerakiBarracuda FirewallsVLAN SegmentationVPN ConfigurationDNS / DHCP / TCP-IPHyper-V

DevOps & Automation

Kubernetes (K3s)DockerArgoCD / GitOpsNixOS / Nix FlakesPrometheus / Grafana / AlertmanagerGitHub Actions CI/CDPowerShell / Bash / Python

Telephony & Collaboration

3CX VoIPQueue Management / HotdeskingBLF / SIP TroubleshootingMicrosoft Teams

Business & Documentation

ConfluenceJiraEDI / OFTP2uniFLOW Print ManagementVendor ManagementStakeholder CommunicationTechnical Documentation
// Projects

Homelab & Open Source

Production-Grade Homelab

Self-hosted infrastructure running 14+ services at 99.9% uptime for €17/month

3-node K3s HA cluster with GitOpsNixOS flakes — declarative, zero-touch provisioningsops + age secrets encryption in gitArgoCD self-healing deploymentscert-manager TLS, Traefik reverse proxyPrometheus/Grafana/Alertmanager monitoring stackGitHub Actions CI/CD pipeline

CyFun Compliance Tracker

Web app that connects to M365 tenants and auto-checks Belgian CyberFundamentals controls. Maps 34 Basic-level controls to Microsoft Graph API endpoints for automated security compliance verification.

Next.js 15 / TypeScriptMicrosoft Graph API / MSALTremor dashboards / shadcn/uiCyFun framework mappingPDF compliance report generation

Transport KPI Dashboard

Professional Transport & Logistics KPI Dashboard — real-time shipment monitoring, delivery metrics, cost analysis and Excel export.

JavaScriptChart.jsReal-time metricsExcel export

Subnet Calculator

Python tool for efficient IPv4 subnet calculation and management with VLSM support, IP validation, and various subnetting scenarios.

PythonVLSMIPv4 subnettingCLI tool

DPR Calculator

User-friendly tool to estimate D&D character Damage Per Round considering abilities and conditions.

PythonStatistical analysisGame mechanics
// Credentials

Certifications & Achievements

Education

Graduate Diploma Network Engineering

Hogeschool VIVES

2022 — 2025

Network administration, cybersecurity, firewall configuration, server management

Bachelor Information Technology

HOWEST Hogeschool West-Vlaanderen

2019 — 2025

IT operations, project management, applied informatics

Certifications

ISO/IEC 27001 Information Security Associate

SkillFront

March 2026

ISC2 Certified in Cybersecurity (CC)

ISC2

In Progress

Six Sigma White Belt

CSSC

May 2025

DevOps Foundations - Site Reliability Engineering

LinkedIn

July 2021

Grondslagen van Projectmanagement

LinkedIn

June 2024

Cybersecurity Engineering Virtual Internship

Forage

November 2022

Achievements

Integration Challenge Winner 2024

delaware BeLux

Led the winning team in a system integration challenge

TOP Scorer SAP Challenge Europe 2024

Deloitte

Highest scoring participant in European SAP challenge

IT Recruitment Challenge Belgium Finalist

Editx

Top performer in national IT recruitment challenge

// Insights

What Others Say

Professional Assessment

Source: Introduce — Senior Consultant

  • Plans and coordinates tasks methodically with clear priorities
  • Decisive — evaluates consequences and alternatives, makes timely decisions
  • Service-oriented — works collaboratively with clients, thinks in solutions
  • Open to change, actively seeks improvement opportunities, takes initiative
  • Thorough analyst — gathers information proactively, minimizes risks
  • Calm and positive communicator, even in difficult conversations
  • Transparent and authentic — challenges viewpoints when needed
  • Actively seeks and incorporates feedback

Cognitive Assessment

SHL Verify — KBC

Deductive Reasoning
BAbove Average
Inductive Reasoning
BAbove Average
Numerical Reasoning
AWell Above Average

Languages

DutchNative
EnglishFluent
FrenchBasic
JapaneseBasic

Volunteering

Head Animator

Vlaamse Dienst Speelpleinwerk (VDS) vzw

February 2016 — January 2025 (9 years)

Youth playground coordination and team leadership

// Contact

Let's talk about how I can
secure your infrastructure.

Available for full-time positions and consulting.