Senior Systems Administrator at Olinio

Limassol, Cyprus, Cyprus -

Full Time

Start Date

Immediate

Expiry Date

05 Jul, 26

Salary

0.0

Posted On

06 Apr, 26

Experience

5 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

Linux administration, Networking, TCP/IP, VLANs, VPN, Virtualization, Proxmox, MikroTik, Firewall configuration, Grafana, Prometheus, Bash, Python, PowerShell, Docker, Ansible

Industry

Staffing and Recruiting

Description

Do you want to take the next step in your career in a tech-driven environment? Do you enjoy working with complex infrastructure and ensuring systems run smoothly and securely? Then this opportunity might be for you. About the Company Our client is a fast-growing technology company specializing in IT infrastructure and managed services. With a strong and expanding client base, they are looking for a skilled Senior Systems Administrator to support and evolve their infrastructure. Your Role You will be responsible for managing, maintaining, and improving the company’s IT infrastructure, ensuring high availability, security, and performance across all systems. What You’ll Do Infrastructure & Systems Manage Linux servers (Debian/Ubuntu/CentOS) Perform updates, patching, and security hardening Configure and maintain core services (DNS, web servers, VPN, PBX, Nextcloud, etc.) Manage users, permissions, storage, and system resources Virtualization & Cloud Manage VM lifecycle (provisioning, backups, migrations) Manage cloud services (Hetzner, AWS, etc.) Networking Configure and maintain routers, firewalls, and VPNs Manage LAN/WAN, VLANs, routing, and connectivity Troubleshoot network issues and outages Security & Backup Maintain firewall and VPN policies Monitor systems and logs for security threats Manage backups and test recovery procedures Support disaster recovery and business continuity Monitoring & Automation Maintain monitoring tools (Grafana, Prometheus) Implement alerts and proactive monitoring Automate tasks using scripting (Bash, Python, PowerShell) Support & Operations Provide advanced technical support Work with internal teams and external vendors Maintain documentation and system diagrams Support system upgrades and migrations What We’re Looking For Experience & Skills 5+ years in Systems Administration or similar role Strong Linux administration experience Solid networking knowledge (TCP/IP, VLANs, VPNs) Experience with virtualization (Proxmox preferred) Experience with MikroTik routers and firewall configuration Experience with monitoring tools (Grafana, Prometheus) Scripting skills (Bash, Python; PowerShell is a plus) Basic knowledge of Windows Server environments Nice to Have MikroTik certification (MTCNA or higher) Linux certifications (LPIC, RHCSA, etc.) Experience with Docker or containerized environments Experience with WireGuard VPN Familiarity with Ansible or Terraform Microsoft 365 administration experience What We Offer Welcoming and friendly working environment in Limassol Ongoing training and sponsored further education Bonus appraisal every 6 months to recognise your contributions 21 days of annual leave to support work-life balance Gym membership and breakfast in the office Salary based on experience Take our challenge and put your career on a fast-growth path! Become part of a successful team – join us in Limassol!

Responsibilities

You will be responsible for managing, maintaining, and improving the company's IT infrastructure to ensure high availability, security, and performance. This includes handling Linux servers, virtualization, networking, and implementing proactive monitoring and automation.