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  1. System Administrator

    04/2018 - 06/2020

    Netex Romania S.R.L., Timisoara, TM

    Netex Romania is a multinational company headquartered in Timisoara, providing Customer Relations services in Europe.

    • Managed backup processes using BAREOS, ensuring data integrity and redundancy.
    • Provided comprehensive training to internal and off-site users to optimize systems maintenance.
    • Performed patching and troubleshooting on NetexOS (Debian-based system) with automation through Puppet.
    • Maintained and migrated Puppet from bare metal infrastructure to a Kubernetes (K8s) cluster.
    • Mounted and configured servers (HP and Dell) and CISCO switches in the datacenter.
    • Installed XEN hypervisors and integrated Docker for the development team.
    • Managed VOIP systems (Asterisk, CISCO phones).
    • Network configurations on CISCO switches.
    • Configured IPsec site-to-site connections using StrongSwan on Linux servers.
    • Developed a Python script for rebooting CISCO phones via Telnet.
    • Created a Bash script for CA expiry email notifications for IPsec tunnels.
  2. Cyber Security Engineer

    07/2020 - 03/2022

    Atos It Solutions, Timisoara, TM

    Atos is the global leader in secure and decarbonized digital solutions.

    • Conducted risk and vulnerability assessments using NESSUS, providing actionable recommendations.
    • Advised on security system improvements, including policy rule migration for Windows 10 users using Forescout.
    • Implemented firewall rules on CISCO, Fortinet, Palo Alto, and Juniper next-generation firewalls.
    • Configured and managed proxy rules on McAfee and SQUID systems.
    • Troubleshot and cleaned up firewall and proxy rules.
    • Monitored data access and safeguarded sensitive information using CyberArk.
  3. Founder

    07/2022 - 05/2024

    Dolphost

    Webhosting and Domains

    • Developed websites using WordPress, with a strong emphasis on security best practices and measures.
    • Provided maintenance and sales of VPS and web hosting services, ensuring high performance and customer satisfaction.
    • Engaged in domain reselling, managing registrations and transfers for various domains.
    • Installed and configured technologies such as WHMCS and cPanel for managing web hosting services.
    • More on: merox.dev/websites
  4. System Administrator

    03/2022 - Present

    Forvia, Giarmata, TM

    FORVIA provides solutions for safe, sustainable, and advanced mobility.

    • Maintained Windows and Linux servers.
    • Integrated ActiveDirectory and SALT minions on Linux servers.
    • Managed virtual servers using ManageIQ.
    • Managed network configurations with VitalQIP.
    • Patching Windows servers with Control-M.
    • Installed and configured PBS (Portable Batch System) on an HPC server for job scheduling and resource allocation.