System Administrator (Linux)

About us
GlobalBet is an independent B2B provider of virtual sports solutions. We build realistic virtual sports products used by operators worldwide. We’re hiring a System Administrator for a full-time engagement.
The role
Remote. Working hours Mon–Fri ~10:00–18:00 Ukraine time. Start ASAP. Day-to-day work in English. Engagement via independent contractor agreement with full-time focus (not a multi-client freelance side gig).
You’ll:

• Manage and monitor servers, applications, and databases
• Handle escalated customer issues with 1st-level support
• Maintain and upgrade server environments; monitor performance and create alerts
• Manage streaming environments (server-based and cloud)
• Install/configure OS and applications; troubleshoot system and network problems
• Keep documentation for support and customers

Must have:

• 2+ years hands-on Linux in production (Debian/Ubuntu strongly preferred): users, permissions, packages/updates, troubleshooting, performance
• Network fundamentals (TCP/IP, VPN, firewalls)
• Web servers (Nginx, HAProxy, and/or Apache)
• Virtualization (ProxMox, KVM/libvirt, or similar)
• English B1+ (B2 preferred)

Nice to have:
Windows Server (AD/Azure/SQL/M365); MySQL replication/backups; MongoDB/Redis/RabbitMQ; Sophos/Ubiquiti; occasional off-hours flexibility.
How we work
Startup mentality, ownership, growth. Process: short recruiter intro → technical interview → offer.
Apply with a short note on Linux production experience, timezone, and availability.