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Thomas Da SilvaTD

Thomas Da Silva

Application Support & Production Engineer

€350/day
Paris, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Thomas

Application Support & Production Engineer | ITSM Expert |
Over 6 years of experience in critical environments.
Specializing in operational maintenance (MCO) and IT project management, I support companies in securing and optimizing their software infrastructures. My background has allowed me to work on highly critical scopes, particularly within the EU's leading bank, BNP Paribas, where I am responsible for the integrity of sensitive applications.
Versatile freelancer, I combine sharp technical expertise with a strategic vision of support, acquired by fully structuring IT departments for scale-ups like SiPearl (HPC microprocessor design).
🚀 What I bring to your projects:
Production & MCO Expertise: N2/N3 incident management, crisis cell management, and proactive vulnerability resolution via ServiceNow and Dynatrace.
Observability & Automation: Advanced application performance monitoring and workflow industrialization (Ansible, PowerShell, Autosys).
Management & Structuring: Creation of ITIL processes (Onboarding/Offboarding, KEDB), support team management, and international asset management (Ivanti, GLPI).
Infrastructure & Data Center: Expert Linux/Windows support and high-availability server management (24/7).
🛠️ Mastered Technical Stack:
ITSM: ServiceNow, Jira, Freshservice, PagerDuty.
Monitoring: Dynatrace, Centreon.
Systems: Linux (RHEL), Windows Server, Azure/Office 365, Active Directory.
Virtualization: VMware, Hyper-V, WSL, Xen.
Available immediately as a Freelancer (IDF / Remote).
Do you have an urgent need for production support or an IT structuring project? Let's discuss it!
📧 Contact:📞 Phone:
  • French

    Native or bilingual

  • English

    Fluent

  • Spanish

    Fluent

  • Portuguese

    Native or bilingual

Can work on-site
Paris (up to 50km), Nice (up to 50km), Marseille (up to 50km), Rennes (up to 50km), Bordeaux (up to 50km)

Experience

  • BNP
    Application Production Support Engineer
    BANKING AND INSURANCE
    January 2025 - Today (1 year and 5 months)
    Paris, France
    Application Production Support Engineer — BNP Paribas (EU's leading bank) +40 incidents/week handled via ServiceNow · 98% SLA compliance · 99.9% availability maintained - Monitoring of 4 critical applications (building access, surveillance, security) in a high operational stakes scope - P1/P2 crisis cell management and stakeholder communication within SLA deadlines - Proactive remediation of vulnerabilities — 100% of critical CVEs addressed within defined windows - Automation of production workflows via Autosys box — 30% reduction in manual interventions - Real-time monitoring (Dynatrace) of application performance and SSL/TLS certificates Stack: ServiceNow · Dynatrace · Ansible · RHEL · PowerShell · Autosys · SQL
    Ansible ServiceNow Dynatrace Autosys Powershell
  • SIPEARL
    IT Support & Project Management Lead
    NANO-TECHNOLOGY
    January 2023 - January 2024 (1 year)
    Maisons-Laffitte, France
    IT Support & Project Management Lead — SiPearl (HPC microprocessor scale-up · EuroHPC Project) Context: SiPearl is developing the European supercomputer microprocessor (EuroHPC). Mission: create the IT department from scratch — with no team, no processes, no tools in place. +200 workstations registered in 3 countries (FR/DE/ES) · MTTR reduced by 40% · Operational team in < 3 months - Structuring an IT support team from scratch: recruitment of 3 technicians, implementation of SLAs, processes, and documentation - Complete reorganization of +200 workstations (France, Germany, Spain) via GLPI and Ivanti — 100% registered in 6 weeks - KEDB deployment via Confluence — 40% reduction in MTTR for recurring incidents from the 2nd month - Administration of the Office 365 tenant (+200 licenses) and deployment of Jira workflows — 5h/week saved Stack: Jira · Confluence · GLPI · Ivanti · Office 365 · OracleVM · WSUS
    Ivanti Jira/Confluence GLPI Office 365 Administration WSUS
  • MEDIATREE
    Data Center Support & Project Lead
    PRESS AND MEDIA
    January 2022 - January 2023 (1 year)
    Paris, France
    • ● 24/7 Availability: Internal Data Center support for high-availability recording servers.
    • ● On-call Rotations: Implementation of the on-call management system via PagerDuty.
    • ● Linux Expertise: Level 2/3 support for Linux server environments for international clients.
    • ● Virtualization: Management and modification of virtual servers under Xen and VMware. Stack: Linux, Freshservice, PagerDuty, GitLab, Trello, VMware, Xen, Ivanti.
    PagerDuty Freshservice XenServer Linux Gitlab

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Education

  • Bac STI2D
    Lycée Saint Joseph
    2017
    Bac STI2D
  • BTS Computer Systems Option Computer Science and Networks
    Lycée Louis Armand
    2019
    BTS Systèmes Informatiques Option Informatique et Réseaux

Skill set

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