Linux L2 Engineer (Infrastructure Support)
Quess Corp ME
Enterprise Linux Administration, System Hardening, and Production Support
Dubai, United Arab Emirates
Posted on January 5, 2026
Job Description / Role
🔹 Key Responsibilities:
- L2 Technical Support: Resolve complex OS-level incidents for CentOS, Ubuntu, and RHEL environments, performing deep root cause analysis (RCA).
- Server Management: Execute full-cycle server installation, configuration, and security hardening to maintain system stability and reliability.
- Security & Access: Manage user permissions, SSH keys, and access control policies while ensuring compliance with enterprise security standards.
- Storage & LVM: Administer file systems and disk management using Logical Volume Management (LVM) to ensure optimal data handling.
- Lifecycle Management: Manage package updates, kernel patches, and system upgrades within structured Change Management windows.
- Performance Monitoring: Proactively monitor system health and resource utilization to ensure maximum uptime and availability.
🔹 Requirements:
- Professional Experience: 3–6 years of intensive, hands-on experience in Linux system administration (5+ total years preferred).
- OS Expertise: Expert knowledge of RHEL, CentOS, and Ubuntu distributions in a production support capacity.
- Technical Toolkit: Solid understanding of Networking fundamentals (DNS, TCP/IP, SSH) and Shell Scripting (Bash/Python) for automation.
- Process Alignment: Familiarity with ITIL frameworks (Incident, Problem, and Change Management) is a significant advantage.
- Preferred Skills: Exposure to VMware, AWS/Azure cloud platforms, and certifications like RHCSA or RHCE.
- Attributes: Strong troubleshooting skills, attention to detail, and the ability to coordinate effectively with L3 teams and vendors.
What We Offer:
- Enterprise Exposure: Gain experience working in a structured, professional IT services environment supporting global clients.
- Career Growth: A role that encourages technical specialization and provides a path toward L3 and Infrastructure Architecture.
- Compensation: Competitive monthly salary of AED 10,000 to 11,000, tailored to your senior-level Linux engineering expertise.