Senior systems engineer with 12 years of experience in critical environments, currently supporting Ariane 6 ground systems during launch campaigns. Expert in system integration, application maintenance, automation and securing Linux, Windows and private cloud infrastructures.
Skills level
Estimated proficiency by domain, based on hands-on experience in critical production and system integration projects.
Technical expertise
Middleware & Application Servers
- Advanced deployment: Tomcat, Apache, PHP-FPM, WebSphere, Nginx, WebLogic
- Messaging & Streaming: RabbitMQ, Kafka
- Authentication & IAM: Keycloak, LDAP, Active Directory, CAS
Cloud & Containerization
- Orchestration: Docker, Kubernetes, Proxmox
- Virtualization: OpenStack, VMware, VSphere
DevOps & Automation
- CI/CD: Ansible, Git, Rundeck
- Scripting: Python, Bash, PowerShell
Monitoring & Observability
- ELK Stack: Elasticsearch, Logstash, Kibana, Metricbeat, Filebeat
- Supervision: Zabbix, Grafana, Cacti
- Scheduling: VTOM, Cron
Security & Infrastructure
- SSL/TLS security and certificate management
- Firewall: Firewalld, IPtables
- High availability: Heartbeat, Pacemaker, Nginx, HAProxy
Development
- Languages: Java (SE, J2EE), Python, C#, Ruby, Android
- Embedded systems: Microchip, Freescale, OS Yocto
Professional experience
Operational maintenance of Ariane 6 ground systems across French and German sites, with direct technical support during launch campaigns.
Key achievements
- Vendor management with coordinated maintenance interventions and continuous procedure improvement
- Incident management via Jira covering CentOS, application, hardware and security scopes
- CentOS system integration and updates with bootable keys, post-scripts and Docker service validation
- Maintenance automation via Ansible and Shell scripts
- ELK and Cacti monitoring of production environments
- Real-time launch support with time-critical system intervention
Supervision of 200+ critical ministry applications with N3 support and automated deployments.
Key achievements
- Level 3 support for application, middleware, OS, security and network via easyVista
- Automated deployments via Ansible/Rundeck on Windows and Linux environments
- Middleware security: SSL/TLS, certificates, Keycloak IAM + SSO/LDAP/AD
- ELK monitoring with log retention policies
- 24/7 on-call to maintain SLA for critical services
Integration and qualification of MBIS biometric solutions for international Ministry of Interior projects.
Key achievements
- Java authentication system for AFIS using LawTrust API
- Automated deployment of 25+ applications via Ansible on OpenStack
- High availability configuration and testing for critical AFIS services
- Centralized logging with Rsyslog, Logstash and Graylog
- MEVA project qualification for the French government via TestLink
Key achievements
- TBE baggage sorting system maintenance on terminals E, F, G (HP-UX)
- Server checklists to ensure service continuity
- Log and Oracle database analysis for incident resolution
Key achievements
- Ruby test HMI for RER offer control (RATP client)
- Functional and technical verifications with HTML report generation
Key achievements
- Automated testing tools for Ingenico payment terminals
- Android application with embedded HTTP server (NanoHttpd)
- PCL protocol over Bluetooth with JSON results
Key achievements
- Embedded supervision software for electrical networks and wind turbines (Java)
- C to Java reverse engineering for smart circuit breaker supervision
- IEC 61850 communication protocols on Microchip microcontrollers
Education
Certifications
Languages
Professional qualities
- Expertise in solving complex problems
- Collaborative leadership and effective communication
- Innovation and continuous learning
- Autonomy and perseverance under pressure
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