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Senior Splunk Architect | Observability Expert | Data Compliance & Governance | Kafka & Big Data Infrastructures | Solution Architect

Kevin Darmon

Senior Splunk Architect with a dual background in Business Analysis. I design High-Availability Observability architectures for critical environments (Aerospace, Banking), building resilient data pipelines with Splunk and Kafka that satisfy both technical uptime requirements and strict legal frameworks (GDPR, Export Control). Currently architecting the central data compliance platform for Airbus. Open to Lead Observability roles, including internationally (Singapore).

📍 Toulouse, Occitanie, Francecurrently: Lead Splunk Architect & Observability Manager, CGI

Technical focus

  • Architecture: Designing fault-tolerant ingestion pipelines for high-throughput data.
  • Compliance: Translating legal constraints (RBAC, Data Masking) into technical configurations.
  • Infrastructure: Maintains a personal enterprise-grade homelab (Proxmox, 10Gbps, Kubernetes) to test architectural patterns before production implementation.

Experience

September 2025 – Present

Lead Splunk Architect & Observability Manager

CGI · Greater Toulouse Metropolitan Area

Leading the end-to-end architecture and deployment of the central observability platform for Airbus Export Control, ensuring strict adherence to European (GDPR) and US Global trade compliance regulations across worldwide entities.

  • Architecture Design: Designed a fault-tolerant ingestion pipeline leveraging Splunk and Kafka to handle high-throughput sensitive data, with a routing topology segregating flows by legal classification.
  • Security & Governance: Implemented granular Role-Based Access Control (RBAC) and dynamic data masking strategies to meet military-grade security standards.
  • Platform Engineering: Managed the full lifecycle of the Splunk infrastructure (Search Head Clusters, Indexer Clusters), optimizing search performance and storage efficiency (SmartStore).
  • Strategic Leadership: Translated complex legal requirements into actionable dashboards for executive decision-makers, ensuring zero-blind-spot visibility on data movements.
March 2024 – September 2025

Splunk/Observability Expert & Solution Architect

CGI · Toulouse, Occitanie, France

  • Specialized in enhancing system performance and visibility through the strategic use of observability tools (Splunk, Datadog, and more), driving data-driven insights and proactive monitoring solutions.
  • Owned integration, configuration, and management of these tools across diverse environments, enabling seamless operations and robust performance monitoring.
January 2025 – August 2025

Splunk Engineer — Fraud Detection & Security

CGI · Toulouse, Occitanie, France

  • Detection Engineering: Developed and optimized advanced fraud detection rules using SPL and Python, reducing false positives for the cybersecurity team.
  • Rule Management (CI/CD): Implemented 'Detection as Code' principles, managing configuration files (splconf/YAML) via Git versioning to streamline rule deployment.
  • Stakeholder Management: Coordinated with compliance teams to translate new fraud patterns into technical detection logic.
December 2023 – March 2024

Tech Lead Splunk SOC

Thales · Toulouse, Occitanie, France

  • Technical Leadership: Led the Splunk SOC team, managing resource allocation, project priorities, and architectural roadmap.
  • Architecture & Design: Designed scalable Splunk architectures and data models to support increasing log volumes from diverse security sources.
  • Optimization: Conducted deep-dive performance tuning of the Splunk environment (Indexers/Forwarders) to ensure real-time threat detection capabilities.
January 2022 – December 2023

Business Analyst & Splunk Consultant (Cybersecurity)

CGI · Toulouse, Occitanie, France

  • Bridging Tech & Biz: Managed deployment requests from Business and SOC teams, translating functional needs into technical Splunk implementations.
  • DevOps Integration: Collaborated with DevOps teams to integrate Splunk App deployment into CI/CD pipelines, automating delivery to Integration and Production environments.
  • Enterprise Security: Administered Splunk Enterprise Security (ES) for threat intelligence and incident response.
January 2020 – December 2021

Data Scientist

CGI · Toulouse, Midi-Pyrénées, France

  • Collected functional and technical monitoring needs from clients and aggregated multiple data sets from server groups into Splunk.
  • Developed real-time Splunk dashboards (Splunk Core, Splunk Studio, Splunk ITSI) to monitor data flows between servers.
  • Created, modified, and administered the Splunk architecture; administered Splunk for the SOC team.
May 2019 – January 2020

Data Scientist

Atos · Région de Paris, France

  • Studied Google BERT and presented it to the Atos Scientist Community.
  • Implemented Google BERT in a short-text NLP algorithm used by international Customs.
  • Authored a thesis on adapting popular NLP algorithms to short-text contexts.
2013 – 2016

Earlier career: business & project support roles across marketing and payments (Assistant Project Manager at Lyra Network, Community Manager at Essential Only, internship at Colour Five).

Projects

Homelab

Personal enterprise-grade infrastructure: Proxmox virtualization, K3s Kubernetes cluster, 10Gbps networking, full observability stack (Splunk, Grafana), GitOps deployment (GitLab CI + ArgoCD), Infrastructure-as-Code (Terraform, Ansible). Used as a testbed for architectural patterns before production.

khodax.com

Bilingual (FR/EN) blog, self-hosted on the same K3s cluster (Ghost), with an automated AI-assisted content pipeline.