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.
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.
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
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.
Resume
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