Senior Sysadmin

About The Job:
Join Tether and shape the future of digital finance. At Tether, we’re not just building products; we’re pioneering a global financial revolution. Our innovative solutions empower businesses—from exchanges and wallets to payment processors and ATMs—to seamlessly integrate reserve-backed tokens across blockchains. Transparency is the bedrock of everything we do, ensuring trust in every transaction.

We're seeking an experienced Senior Systems Administrator to architect, deploy, and maintain mission-critical infrastructure for our Tether Data Division. The ideal candidate will combine deep technical expertise with a security-first mindset.

Responsibilities:

• Design, implement, and maintain high-availability infrastructure solutions at scale with hundreds of servers.
• Orchestrate deployments and updates across our infrastructure.
• Implement and maintain robust monitoring, alerting, and incident response systems.
• Collaborate with development teams to optimize application performance.
• Conduct internal security audits and implement hardening measures.
• Provide technical mentorship to junior team members.

Requirements:

• Strong problem-solving and analytical abilities.
• Experience managing mission-critical systems with 99.99% uptime requirements.
• Excellent documentation and communication skills.
• Proven track record of incident management and resolution.
• Ability to work independently and as part of a global team.
• Strong security, threat detection, and mitigation experience.
• 5+ years of hands-on experience with Linux systems administration.
• Strong expertise in:
  • Infrastructure as Code (Terraform, Ansible)
  • Container orchestration (Docker/Podman)
  • GPU container optimization and management
  • Virtualization platforms (QEMU/KVM)
  • Network architecture (VPN, SDN, Load Balancing)
  • Security practices and infrastructure hardening
  • NodeJS application deployment and scaling
  • Monitoring and observability tools (Prometheus, Grafana)
  • CI/CD pipelines (Jenkins / GitLab / Github CI)
  • Cloud platforms (AWS, GCP)
  • Version control systems (Git)
  • Usage of FIDO2 and Yubikeys for server administration

Language Requirements:

• Excellent communication skills in English are essential.

Location:
100% Remote - Dubai, United Arab Emirates

Work Conditions:
Full-time