Senior Linux Engineer

About the role

Lenovo is looking for a Senior Linux Engineer to own the design, performance and reliability of its Linux server estate. The role covers Linux systems architecture, automation and troubleshooting across on-premises and cloud-hosted infrastructure (AWS and Azure).

Key responsibilities

• Own the architecture, build and ongoing administration of Linux servers (RHEL/CentOS, Ubuntu, Debian, AWS Linux or similar)
• Troubleshoot deeply across kernel, filesystem, storage, memory and networking layers
• Harden systems through patch management, CIS benchmarking, access controls and audit logging
• Extend infrastructure into AWS and Azure: provision compute and storage, manage IAM and integrate cloud Linux systems into monitoring and automation
• Lead capacity planning, performance tuning and disaster recovery/backup strategy
• Take part in on-call rotation, drive incident response and lead root-cause analysis and postmortems
• Document architecture, runbooks and standard operating procedures
• Mentor junior and mid-level engineers and partner with security, networking and application teams

Required profile

• 5-7 years of experience in Linux systems administration or engineering, ideally in large-scale production environments
• Deep knowledge of Linux internals: process management, filesystems, TCP/IP networking, storage and performance tuning
• Strong troubleshooting skills and clear communication, able to document and explain technical work

Required skills

• Bash scripting (required); Python or similar strongly preferred
• Virtualization (VMware, KVM) and containerization (Docker); Kubernetes a plus
• AWS and/or Azure experience (provisioning, IAM, networking, cost-aware operations)
• CIS benchmarks, patch management and security hardening
• Preferred certifications: RHCE or RHCSA, LFCS/LFCE, AWS SysOps Administrator or Azure Administrator Associate