Sr System Engineer (Linux)

What You ll Do

• Monitor production infrastructure and respond to incidents in real time

• Diagnose and resolve complex performance issues, including load balancing, database optimization, and system tuning

• Identify and remediate security incidents such as malware, phishing, abuse, and blacklisting

• Provision, configure, and decommission dedicated and cloud servers

• Own backup, restore, and disaster recovery operations, and verify that they actually work

• Manage patching and operating system lifecycle across the fleet

• Lead complex customer migrations and performance audits

• Coach and guide our L1 and L2 support teams through advanced technical cases

• Work with external vendors to troubleshoot hardware and software issues

• Improve monitoring, alerting, and automation so that fewer problems become incidents

• Escalate platform-level issues to DevOps and coordinate the response

• Contribute to internal documentation and systems standardization

What You Bring

• 5+ years administering Linux systems running LAMP stacks (Apache or Nginx)

• Hands-on experience with cPanel/WHM in a production hosting environment

• Strong knowledge of DNS, IPv4/IPv6, and core web technologies

• Experience with email systems (SMTP, POP, IMAP), deliverability, and reputation management

• Database administration experience with MySQL or MariaDB

• Comfort with Bash and the command line

• Experience with backup and restore tooling, and with monitoring and alerting platforms

• Working knowledge of firewalls and web application firewalls (CSF, ModSecurity, Cloudflare, or similar)

• Willingness to take part in a shared on-call rotation

• Strong written and verbal communication in English

Nice to Have

• Plesk

• CloudLinux, LiteSpeed, or Imunify360

• WordPress performance and security tuning at scale

• Scripting in Python, PHP, or Perl

• Virtualization platforms such as KVM, Proxmox, VMware, or OpenStack

• Configuration management or infrastructure as code (Ansible, Terraform)

• Git for configuration and change management

• Containers (Docker)

• Windows Server

• Certifications such as LPIC, Red Hat, or cPanel

Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.