CTFreelancer profile translated to English.
Back to original languageAbout Cheikh Tidiane
My mission is to support companies in securing and optimizing their IT infrastructures, ensuring their availability and integrity. I am available for missions in system administration, networks, Active Directory management, as well as for IT security tasks.
With a keen eye for detail and great rigor, I am committed to providing serious and personalized work, adapted to the specific needs of each client.
French
Native or bilingual
English
Fluent
Can work on-site
Paris (up to 30km), Lyon (up to 20km)
Experience
- LMS FactorySystem AdministratorMarch 2022 - December 2023 (1 year and 9 months)78200 Buchelay, France-Administration of Linux servers (AlmaLinux, Debian, CentOS) etc., optimizing performance and security-Configuration of MantisBT to optimize client request tracking with custom workflows.-Optimization and administration of MySQL databases, with performance improvements and backup strategies.-Configuration and optimization of OSPF routing, with implementation of VPNs and WHM security policies to ensure network integrity.-Implementation of robust backup strategies and business continuity plans for critical servers-Administration of Moodle SaaS platforms via cPanel and Softaculous, including the integration of specialized plugins (time management, training, MooFactory), migration from shared to dedicated servers, and regular updates to optimize performance.-Configuration of CSF (ConfigServer Security and Firewall) and management of security rules-Configuration of Centreon for server performance monitoring, ensuring 99.9% availability
- IntelciaIT Support TechnicianOctober 2020 - December 2020 (2 months)Champs-sur-Marne, France-Handling user requests by phone and ticketing tools-Diagnosis and intervention on routers and switches-Configuration and troubleshooting of ADSL, SDSL, and fiber optic-Tracking incident tickets for efficient customer service-Use of monitoring tools: Sigma, refCPE, Ceberus, Diag, BAO-Collaboration via the SFR intranet space and Slack-Management of escalations to Level 2 and 3 teams- Implementation of solutions to reduce downtime for B2B network services, including ADSL/SDSL, fiber optics, and equipment.
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Education
- – Cybersecurity 101TryHackMe2025– Cybersecurity 101
- – Pre SecurityTryHackMe2025– Pre Security