Senior Systems Administrator
Lead Our IT Infrastructure.
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!
- Department
- IT
- Locations
- Limassol
- Employment type
- Full-time
Limassol
About Olinio
Olinio was founded with a vision to deliver impactful solutions to businesses to help them expand and flourish. We focus on solving problems, be it a human resources challenge or launching a new venture.
Our team of specialists in their respective fields aim to provide a top-tier service, by leveraging their combined skills and industry know-how. Together with a network of highly professional partners, we are dedicated to optimizing your business, by understanding your market in depth, enabling scalability and growth.