Senior Linux System Engineer (L3)

NOTE: IF YOU ARE NOT FROM UKRAINE, DO NOT APPLY TO THIS LINK.

About ServerHub:

At ServerHub, we power businesses with highperformance cloud and hosting solutions. Our mission is to provide customers with reliable, scalable, and secure infrastructure worldwide. As an L3 Linux System Engineer, you will be at the forefront of our operations, ensuring our hosting platforms are optimized, secure, and always online.

Job Responsibilities:

🔹 Escalation & Troubleshooting:

• Act as the final escalation point (L3) for complex server, hosting, and networkrelated issues.

• Diagnose and resolve critical system failures, network outages, and performance issues.

• 🔹 Linux Server Administration:

  • Manage, optimize, and secure Linuxbased hosting environments (CentOS, Ubuntu, RHEL).

  • Administer and finetune web servers (Apache, Nginx, LiteSpeed), databases (MySQL, PostgreSQL), and caching layers (Redis, Memcached).

  • Build and deploy servers from the ground up, ensuring optimal configurations for performance and security.

  • 🔹 Automation & DevOps:

    • Develop and maintain automation scripts (Bash, Python, Perl) for server provisioning and configuration management.

    • Utilize Ansible, Terraform, or similar tools for automating infrastructure deployments.

    • 🔹 Cloud & Virtualization:

      • Deploy and manage KVM, OpenStack, VMware, or containerized environments (Docker, Kubernetes).

      • Support cloudbased hosting solutions (AWS, Google Cloud, Azure).

      • 🔹 Security & Compliance:

        • Implement security best practices, including firewall rules, SELinuxAppArmor, IDSIPS.

        • Perform vulnerability assessments and patch management to secure customer environments.

        • 🔹 Monitoring & Incident Response:

          • Set up and manage monitoring tools like Prometheus, Grafana, Zabbix, Nagios.

          • Participate in 247 oncall rotation for urgent system issues.

          • 🔹 Collaboration & Mentoring:

            • Work closely with NOC, DevOps, and Engineering teams to ensure smooth operations.

            • Provide guidance and mentorship to L1 & L2 support engineers.

            • Requirements:
              ✔ 11+ years of handson Linux system administration experience in a web hosting or cloud environment.
              ✔ 7+ years of experience in a Senior position or Level 3 Engineer role.
              ✔ MUST be a KVM and Livbirt expert with a minimum of 7+ yrs of experience.
              ✔ Expert knowledge of web hosting technologies (cPanel, Plesk, WHM, LAMPLEMP stacks).
              ✔ Strong scripting ability in Perl, Bash, and Python.
              ✔ Experience with configuration management tools (Ansible, Puppet, Chef).
              ✔ Networking expertise – understanding of TCPIP, DNS, VPN, Firewalls, Load Balancing.
              ✔ Familiarity with RAID, SAN, NAS, and distributed storage systems.
              ✔ Experience working in a 247 production environment with oncall duties.
              ✔ Ability to build and configure servers from the ground up.
              ✔ Certifications such as RHCE, AWS Certified SysOps Administrator, or Kubernetes (CKA) are a plus.
              ✔Good English Communication Skills

              What ServerHub Offers:
              🚀 A fastpaced, innovative environment in a growing cloud hosting company.
              💻 Cuttingedge technologies and challenging projects.
              📈 Career growth opportunities and professional development.
              🎯 Paid leaves and fully remote setup

              🔹 Join ServerHub and be part of a team that keeps the internet running! Apply today!