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Omar ChtourouOC

Omar Chtourou

Systems Engineer

€556/day
Paris, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Omar

Linux Systems Engineer with over 15 years of experience in the administration, integration, and support of critical Linux systems.
I am currently working within the Ministry of Economy and Finance through ESN (Econocom), where I manage the Linux infrastructure (Red Hat, CentOS, Rocky Linux), N2/N3 support, monitoring, and automation using Ansible and Bash scripts.

I am passionate about complex and secure environments, system stability, and performance optimization.
I am looking for freelance missions (remote or Île-de-France) in Linux administration, migration, or system hardening.
  • French

    Native or bilingual

  • English

    Native or bilingual

Can work on-site
Paris (up to 50km)

Experience

  • bsl
    Senior Linux Systems Engineer | DevOP | SAP | Postgresql | Vmware | Talend
    September 2016 - Today (9 years and 9 months)
    Senior Linux Systems Engineer with over 18 years of experience in the administration, operation, and evolution of critical infrastructures.

    I work on high-availability environments to ensure operational readiness, automation, monitoring, and performance optimization.

    Key achievements:

    -Administration of Linux servers (RedHat, CentOS, Rocky Linux)
    -Management of VMware virtualized infrastructures
    -PostgreSQL administration and performance optimization
    -Backup and restore management (NetBackup)
    -Monitoring and handling of production incidents
    -Deployment and maintenance of Talend solutions (TAC, JobServer, TDS)
    -Management of data flows and SAP HANA platforms
    -Technical project management and coordination of development/business teams
    -Writing operating procedures and technical documentation
    -Support for go-lives and technical migrations

    Accustomed to demanding environments in the public sector and large organizations, I offer my technical expertise and my ability to manage complex infrastructure projects.
  • Ministère de l'Économie et des Finances
    Linux Systems Engineer
    DIGITAL AND IT
    September 2016 - Today (9 years and 9 months)
    Rueil-Malmaison, France
    I currently work as a Linux Systems Engineer for the Ministry of Economy and Finance, working successively through various service companies (SCC, Antares, Econocom).
    My main missions cover the administration of Linux servers (Red Hat, CentOS, Rocky Linux), the management of critical services (Apache, Tomcat, PostgreSQL, etc.), monitoring, level 2/3 support, as well as automation with Ansible and production management.
    Linux Administration Incident Management Apache Tomcat Monitoring System Maintenance

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Education

  • Computer Engineering
    ESPRIT
    2013
    ingénierie informatique
  • RHCE
    LINSOFT
    2016
    formation RHCE REDHAT

Certifications

  • RHCSA
    Linsoft
    2012

Skill set

Categories