We are looking for an experienced Senior Systems & Network Administrator to join our IT Department. The successful candidate will be responsible for supporting, maintaining and improving the company's IT infrastructure across offices and vessels. The role combines systems administration, enterprise networking, infrastructure projects and operational support.

• Administer Windows Server, Active Directory, DNS and Group Policy, Hyper-V virtualization
• Experience supporting enterprise IT infrastructure (100+ users is an advantage)
• Administer enterprise network infrastructure, including Firewalls, Site-to-Site VPN, Remote Access VPN and VLANs.
• Experience administering Microsoft 365 services.
• Implement and maintain backup, monitoring and endpoint security solutions.
• Support company offices and vessels
• Maintain technical documentation and operational procedures.
• Support and develop the 3CX telephony infrastructure.
• Resolve technical incidents and participate in infrastructure improvement projects.

• Minimum 7 years of experience in Systems and Network Administration.
• Strong experience with Windows Server, Active Directory, DNS and Group Policy.
• Strong knowledge of enterprise networking (Firewalls, VPN, VLAN, Routing, NAT/DNAT).
• Experience with Hyper-V virtualization.
• Experience with Microsoft 365.
• Experience with backup and monitoring solutions
• Good troubleshooting and analytical skills.
• Higher technical education is preferred.
• Relevant IT certifications (Microsoft, Cisco, Fortinet, CompTIA, etc.) are considered an advantage.
• Good written and spoken Russian and English.
• Willingness to travel for business purposes, including occasional trips to offices and vessels.

Personal Qualities:

• Responsible and self-motivated.
• Strong problem-solving skills.
• Ability to work independently and under pressure.
• Good communication and teamwork skills.