We have an excellent opportunity for an experienced Linux Engineer to join our team, with a strong focus on enterprise Red Hat Linux environments. This role is centred on operations and support, acting as a key escalation point for Linux-related issues and ensuring the stability, performance, and security of critical infrastructure platforms.
Responsibilities
• Provide 3rd line support for Linux-based infrastructure in a large-scale enterprise environment
• Own and manage incident, problem, and change activities, ensuring high service availability
• Perform root cause analysis and implement permanent resolutions to recurring issues
• Maintain and optimise Red Hat Enterprise Linux (RHEL) systems across multiple environments
• Act as a technical authority for Linux operations, providing governance and guidance on best practice
• Collaborate with wider infrastructure, cloud, and application teams to support business-critical services
• Create and maintain operational documentation, runbooks, and knowledge articles
• Support continuous improvement of monitoring, automation, and operational processes
• Provide mentorship and knowledge sharing within the team
Requirements
• Strong experience managing enterprise Linux environments, with a focus on Red Hat (RHEL)
• Proven background in operations / BAU support rather than pure project or build work
• Deep understanding of core Linux systems:
• systemd, kernel and performance tuning
• filesystems (local, NFS, CIFS)
• authentication (SSSD, LDAP, Kerberos, Active Directory integration)
• Experience with patching, package management (yum/dnf) and lifecycle management
• Good understanding of networking fundamentals (TCP/IP, DNS, NTP, DHCP)
• Scripting capability (e.g. Bash, Python) for automation and operational efficiency
• Familiarity with virtualised environments (VMware or similar)
• Experience working with monitoring and logging tools (e.g. Zabbix, Splunk, or similar)
• Strong knowledge of Linux security practices (SELinux, SSH hardening, certificates, etc.)
• Experience working within an ITIL-based support environment
• Strong problem-solving and analytical mindset
• Ability to work in fast-paced, enterprise environments with competing priorities
• Confident communicator, capable of working with technical and non-technical stakeholders
• Proactive, self-sufficient, and committed to continuous learning
• Exposure to containerisation and Kubernetes in an enterprise setting
• Experience supporting or working alongside SAP environments
• Familiarity with Red Hat Satellite or similar management tools
• Awareness of cloud-based infrastructure (Azure, AWS)
Core Skills: Linux, TCP/IP, Bash, Python, VMware
Other Skills: Zabbix, Splunk, Kubernetes, SAP, Azure
Seniority: Senior