Senior Linux Systems Engineer

We are looking for a Senior Linux System Engineer to work in an enterprise environment, responsible for the design, implementation and administration of systems and infrastructure, both on-premises and in virtualised and cloud environments.

The ideal candidate will hold a diploma or degree in IT and have at least 5–7 years’ experience as a Linux System Engineer or System Administrator, preferably in enterprise environments and with complex infrastructure.

The successful candidate must possess strong skills in the administration of Linux systems, the management of virtualised environments, and the configuration and delivery of infrastructure and cloud services.

The profile is rounded off by cross-functional skills in networking, scripting and automation, as well as strong troubleshooting abilities and the capacity to collaborate effectively with multidisciplinary technical teams.

_Key responsibilities: _

• Administration of enterprise Linux systems: Red Hat Enterprise Linux 8/9/10, CentOS, SUSE SLES 15, Oracle Linux and Ubuntu 22/24 (installation, configuration, disk and service management, updates, migrations and performance tuning).
• Installation, configuration and management of JBoss and Tomcat application servers, Apache Web Server and infrastructure services.
• Management of virtualised environments based on VMware vSphere, Oracle OLVM and OpenStack.
• Setup and delivery of cloud services, including the management of virtual machines, datastores, networks, VLANs and host clusters.
• Configuration and management of networking components, network segmentation, connectivity and firewall rules.
• Access management and integration of Linux systems with Active Directory environments.
• Configuration and management of monitoring systems, backups and automation tools.
• Development of scripts and automation procedures using Bash and Python.
• Troubleshooting, incident analysis, system hardening and business continuity support.
• Management of technical documentation and support for application deployment and integration activities.
• On-call duties and handling technical communications in English.

Essential requirements

• Excellent knowledge of Linux distributions: Red Hat, SUSE, Oracle Linux, Ubuntu and CentOS.
• Good knowledge of JBoss, Tomcat and Apache.
• Good knowledge of Bash and Python for scripting and automation tasks.
• Knowledge of the VMware vSphere, Oracle OLVM and OpenStack virtualisation environments.
• Knowledge of networking: TCP/IP, LAN/WAN, VLAN, network segregation and firewalling.
• Knowledge of Linux infrastructure components, including LVM, file systems and service management.
• Good knowledge of monitoring tools, particularly Nagios.
• Knowledge of host- and application-level backup methodologies.
• Knowledge of key system hardening and security procedures.
• Experience in managing complex enterprise infrastructures, with at least 100 VMs.
• Basic knowledge of cloud environments (AWS, Azure) and container technologies (Docker, Kubernetes).
• Basic knowledge of the Windows Server environment and the main databases (MySQL, PostgreSQL, MongoDB).
• Good command of English.

Desirable requirements

• Knowledge of Ansible for the automation and orchestration of IT processes, with the ability to create and maintain playbooks.
• Familiarity with AWX / Ansible Tower, Git and Bitbucket.
• Knowledge of Checkmk, Veeam and API-based integration tools.
• Familiarity with SDN environments and Cisco ACI.

Soft skills

• Ability to work in a team and collaborate with different technical roles.
• Ability to manage tasks and resolve issues independently.
• Commitment to professional development and learning new technologies.
• A proactive and collaborative approach.

Location and working arrangements

Milan – hybrid (1–2 days a week in the office)

Remuneration

Gross annual salary ranging from €40,000 to €46,000, determined on the basis of seniority, technical autonomy, expertise in the required technologies, certifications, the complexity of the client environment and the actual responsibilities of the role.

The total remuneration includes, where applicable to the specific role, variable components, MBOs, production bonuses, company benefits, allowances and other financial elements governed by company policies and contractual agreements.

The recruitment process is open to all applicants, in accordance with the principles of equal opportunities, non-discrimination and gender neutrality.