Senior Linux System Engineer

ServerHub

Job Responsibilities:

Escalation & Troubleshooting:

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

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

Linux Server Administration:

• Manage, optimize, and secure Linux-based hosting environments (CentOS, Ubuntu, RHEL).

• Administer and fine-tune 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 cloud-based hosting solutions (AWS, Google Cloud, Azure).

Security & Compliance:

• Implement security best practices, including firewall rules, SELinux/AppArmor, IDS/IPS.

• 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 24/7 on-call 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.