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antonismortos

Antonis Mortos

@antonismortos

Senior Linux IT Administrator, Servers and Automation

Greece
Greek, English
About me
I am a Senior Windows and Linux IT Administrator and Infrastructure Engineer helping businesses build, secure and troubleshoot reliable IT systems. My services cover Linux, Windows Server and Active Directory, Proxmox virtualization, networking and VPNs, cybersecurity hardening, Asterisk VoIP, mail servers, high availability and Bash or PowerShell automation. I focus on clear scope, practical solutions, verified results and useful documentation. Contact me before ordering so we can choose the right service for your environment.... Read more

Skills

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antonismortos
Antonis Mortos
Offline • 
Average response time: 1 hour

See my services

Server Administration
I will install configure and troubleshoot linux servers
From$30 / projectMore details
Server Administration
I will configure windows server active directory dns and group policy
From$30 / projectMore details

Portfolio

Work experience

13cs

Senior Linux IT / Systems Administrator

13cs

Oct 2025 - Feb 2026 • 4 mos

Administered production Linux services and supported critical infrastructure modernization. Developed Bash automation for deployment, health checks and operational tasks. Implemented HAProxy load balancing and high availability, monitored system performance, resolved production incidents and supported networking, virtualization, storage and security.