Senior System Engineer

We are currently seeking a dedicated and experienced Senior System Administrator to maintain and develop our internal production infrastructure. The ideal candidate will have a passion for ensuring that our infrastructure remains resilient and efficient and possess the skills and vision necessary to automate, optimize, and reduce costs associated with our infrastructure.

Requirements:

• Bachelor’s or Master’s degree in Computer Science, Engineering, Information Systems or related field; Master’s preferred;
• Minimum of 2+ years of experience with Proxmox virtualization environments, including expertise in live migration, high-availability configurations, and clustering setups;
• At least 5 years of experience in network management, specifically with Mikrotik routers and switches, including a strong understanding of DHCP, DNS, VPN, VLAN, routing, switching, NAT, and bonding;
• Solid background in both Windows and Linux system administration;
• Proficiency in managing Active Directory and scripting with Bash and PowerShell;
• Experience with Linstor or similar storage solutions and thorough understanding of backup and restoration strategies for complex environments;
• Strong analytical and problem-solving skills with the ability to work in a fast-paced, dynamic environment;
• Excellent communication and interpersonal skills, with an ability to explain complex technical issues to non-technical stakeholders.

Responsibilities:

• Maintain and develop the internal production infrastructure;
• Implement strategies to ensure infrastructure resiliency and cost efficiency;
• Automate and optimize infrastructure processes;
• Design and maintain a robust, secure, and scalable Proxmox virtualization environment;
• Implement and manage Mikrotik network configurations ensuring efficient routing, switching, and network services;
• Develop and maintain high-availability and disaster recovery strategies for critical systems;
• Automate repetitive system administration tasks using Bash, PowerShell, Ansible, or Puppet;
• Participate in the design and execution of backup and restoration procedures;
• Monitor system performance, troubleshoot issues, and lead resolution efforts;
• Maintain documentation for system architectures, configurations, procedures, and service records;
• Contribute to the continuous improvement of the IT operations by staying informed of new technologies and best practices.

Will be a plus:

• Experience with configuration management and automation tools such as Ansible or Puppet;
• Familiarity with containerization technologies such as Docker;
• Knowledge of monitoring and logging solutions like Zabbix, Grafana, ELK, and Prometheus;
• Experience with VPN solutions like SoftEther.

We offer:

• Working with the industry-leading partners and customers;
• Friendly teams, experienced colleagues, and perfect work equipment;
• Opportunities for career growth and raising professional skills;
• Comfortable offices in the city center of Kharkiv/Kyiv;
• English language courses;
• Decent salary, tax assistance.