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juliench82/README.md

Hi, I'm Julien πŸ‘‹

Senior IT Support Engineer | System Administrator | Blockchain Developer

LinkedIn


πŸ’Ό Professional Summary

Results-driven Senior IT Support Engineer with 12+ years experience in IT support, enterprise infrastructure, system administration, and team coordination. Skilled in supporting multi-site environments and implementing scalable automation solutions. Background includes SCCM, Azure/AWS cloud platforms, endpoint management, and vendor management. Proven ability to reduce operational costs, improve SLA performance, and apply ITIL best practices in dynamic organizations.

🌍 Currently: Based in France, willing to relocate | 🎯 Open to: IT Specialist, Management, Cloud Operations, System Administration roles


πŸ› οΈ Core Technical Competencies

πŸ”§ System Administration & Automation

Windows Server (Advanced) β€’ Linux (Debian/Ubuntu) (Proficient) β€’ macOS Administration (Advanced)
PowerShell & Python Scripting for Process Automation β€’ Docker Containers (Proficient)
CI/CD Pipelines: GitLab, GitHub

πŸ“± Endpoint & Identity Management

Microsoft Intune (Advanced) β€’ JAMF DEP (macOS) (Advanced) β€’ SCCM (1500+ users) (Advanced)
Active Directory β€’ Azure AD/Entra ID β€’ SSO & MFA Implementation
MDM Systems β€’ Mobile Device Management (iOS/Android)

☁️ Cloud Platforms & Infrastructure

Microsoft Azure (Proficient): App Service, Functions, Networking, VMs, DevOps skills
AWS (Proficient): EC2, Migration, Monitoring
Google Workspace Administration & Enterprise Management

πŸ›‘οΈ Security & Compliance

Vulnerability Management β€’ Patch Management β€’ Security Policies

🎫 Service Management & Monitoring

ITIL Framework β€’ ServiceNow β€’ JIRA Service Management
System Monitoring: SCOM, Nagios β€’ SLA/KPI Management
Incident Management β€’ Change Management β€’ Problem Resolution

🏒 Professional Experience

Senior IT Support Engineer | Trainline | Paris | Aug 2022 - Present

  • Provide Tier 2/3 support across 5 international offices (London, Paris, Edinburgh, Barcelona, Milan) serving 1000+ users
  • Cloud Infrastructure: Manage Intune (Windows), JAMF DEP (macOS), and Linux endpoints
  • Automation Excellence: Develop PowerShell & Python scripts for system automation and process optimization
  • Enterprise Platform Management: Administer Microsoft 365 ecosystem (SharePoint, Teams, user provisioning)
  • Event Management: Successfully executed company-wide events with zero business disruption

IT System Administrator | OuiSNCF | Paris | Jul 2021 - Jul 2022

  • Infrastructure Management: Configured and maintained core services, monitoring solutions (SCOM, Nagios)
  • Deployment Management: SCCM operations for 1500+ users including updates and software deployments
  • Cloud Migration: Executed AWS EC2 migration projects with comprehensive monitoring implementation

IT Support Engineer | Trainline | Paris | Jul 2019 - Jul 2021

  • Global Support Delivery: Provided Tier 2/3 support across multi-site environment
  • User Lifecycle Management: Executed seamless onboarding/offboarding processes
  • Remote Support Excellence: Delivered high-quality technical support for distributed teams

Helpdesk Manager | Trace TV | Paris | Jun 2015 - Jun 2019

  • Team Management: Supervised 2 helpdesk technicians, managed schedules and prioritization
  • Service Excellence: Implemented Freshdesk ticketing system with comprehensive SLAs and team KPIs
  • Process Improvement: Established quality service standards and operational best practices

🎡 Leadership & Business Experience

Founder & Band Manager | Music Industry | 2001 - Present

  • Brand Development: Created and developed unique brand identity achieving multi-country distribution
  • Contract Negotiation: Secured recording contracts with distribution across major streaming platforms
  • Team Leadership: Assembled and led diverse teams in collaborative environments
  • Project Management: Managed global tours including travel logistics, budgeting, and stakeholder coordination

πŸ“œ Certifications & Education

πŸ† Professional Certifications:

Solana Developer Blockchain Developer

πŸŽ“ Education:

  • Bachelor of Mathematical Science β€” Longjumeau (2001)
  • Certification in Cookery β€” LycΓ©e Guillaume Tirel, Paris (2019)

πŸ’‘ Key Strengths

Technical & Management: β€’ Technical Troubleshooting & Root Cause Analysis β€’ Process Automation & Scripting (PowerShell, Python) β€’ Team Coordination & User Training β€’ Stakeholder Collaboration & Communication β€’ Service Excellence & SLA Management β€’ Documentation & Knowledge Sharing β€’ Service Improvement & Change Implementation

Languages: πŸ‡«πŸ‡· French (Native) | πŸ‡¬πŸ‡§ English (Fluent) | πŸ‡ͺπŸ‡Έ Spanish (Conversational)


🌐 Connect with me


12+ years of enterprise IT experience β€’ Proven track record of reducing operational costs, improving SLA performance, and implementing ITIL best practices in fast-paced, global organizations β€’ Bridging traditional IT excellence with modern automation and cloud technologies

Pinned Loading

  1. Azure-Infrastructure-as-Code Azure-Infrastructure-as-Code Public

    Azure deployment templates, ARM templates, and cloud infrastructure automation for enterprise environments

    PowerShell

  2. Enterprise-Monitoring-Dashboard Enterprise-Monitoring-Dashboard Public

    Custom monitoring solution with real-time dashboards for IT infrastructure health, performance metrics, and automated alerting

    Python

  3. PowerShell-IT-Automation PowerShell-IT-Automation Public

    Enterprise PowerShell suite for onboarding, infra health, and compliance automation.

    PowerShell

  4. Slack-Channels-Cleanup Slack-Channels-Cleanup Public

    A Python automation script designed for IT administrators and Workspace managers to efficiently manage large Slack workspaces by identifying and bulk-deleting inactive or deprecated channels (both …

    Python