Senior System Administrator

We are inviting you, a highly motivated and results-oriented Senior System Administrator to join our team on a full-time basis.

Our team has unique expertise in research, analysis, and product development. By relying on technical insights and a data-driven approach, we create disruptive future-defining innovations in the fin-tech industry that remain our basis for success.

Responsibilities

• Maintain and develop internal infrastructure
• Evaluate system performance and troubleshoot issues to ensure maximum efficiency, security, and uptime
• Administer and support virtualization platforms (VMware ESXi, Hyper-V, Proxmox) and storage solutions
• Install, configure, and maintain network equipment, including routers, switches, firewalls, VPN, and wireless controllers
• Implement and maintain system security measures, including access controls, patch management, and backups
• Improve automation and streamline system administration workflows using scripting and configuration management
• Collaborate with cross-functional teams and evaluate new technologies to enhance system performance

Requirements

• 4+ years in Linux/Unix system administration
• Hands-on experience with virtualization platforms (VMware ESXi, Hyper-V, Proxmox)
• Strong understanding of networking concepts and security (firewalls, VPNs, IDS/IPS, routing, switching)
• Experience with MDM solutions for Windows and MacOS
• Skilled in monitoring, logging, and backup/recovery solutions
• Proficiency in scripting and automation (Bash, Python, or PowerShell) 
• Knowledge of configuration management tools (Ansible or similar) 
• Familiarity with Docker

Will be a plus

• Experience with Windows server administration (Active Directory, Terminal Services, GPO)
• Practical experience with high-availability and clustering services
• Atlassian product administration skills
• Ability to configure Jira for business processes (HR onboarding/offboarding, Finance, Procurement, etc.)

We offer

• Compensation for tax expenses of private entrepreneurs in Ukraine
• Qualified assistance and support for Ukrainian private entrepreneurs
• 10 paid sick leave days per year
• 20 paid vacation days per year
• Public holidays according to current Ukrainian legislation
• Medical insurance for employees
• Compensation for professional education and learning English
• Compensation for a sports subscription or sports equipment