Excelia is a multinational Consulting, Technology, and Professional Services firm with 25 years of experience. We provide services in more than 50 countries across Europe, Latin America, and the United States from our 9 offices worldwide.
Are you passionate about Linux system administration and want to grow in challenging and impactful IT projects? We are looking for a Linux System Administrator to join our IT team. This role is ideal for professionals with extensive experience in Linux-based systems, scripting, virtualization, and integrating Linux services into Windows environments.
Location
La Spezia / On-site
Responsibilities

Perform routine system administration of Linux-based servers (RHEL) and desktops (Ubuntu), including integration with Active Directory services (Domain Controller, Group and Security Policies, DNS, Trust Relationships).
Execute standard operational procedures, including infrastructure configuration, installation, and maintenance.
Develop scripts to automate system administration processes.
Install, configure, and maintain services such as Bind, Apache, MySQL, LDAP, and anti-malware solutions.
Assist in release management plans including rollout and rollback procedures.
Provide 2nd line system administration support to on-site and deployed installations.
Coordinate with the Service Desk to maximize efficiency between 1st and 2nd line support, including on-the-job training.
Proactively monitor assigned systems and report on performance or downtime. Generate availability reports and statistics.
Advise management on corrective actions or procurement needed to address system weaknesses.
Prepare and maintain technical and operational documentation for systems and interconnections.
Stay up-to-date with IT technology trends to provide state-of-the-art support.
Perform other related duties as required.

Requirements

Minimum of 5 years of recent experience in system administration.
At least 3 years’ experience with Linux RHEL servers and Ubuntu workstations, including designing, deploying, and maintaining Linux-based virtualized infrastructure.
Hands‑on experience with Linux scripting languages.
Experience with services such as Bind, Apache, MySQL, LDAP, anti-malware solutions.
Proven experience with virtualization technologies such as VMware.
Experience integrating Linux services into Windows environments using Centrify, including authentication, resource sharing, and configuration management.
Experience diagnosing network and equipment deficiencies.
Service‑minded attitude and ability to work directly with users.
Proficiency in administration of LDAP, SELinux, Apache, Bind, Bash, IPA authentication, and anti‑malware solutions.
Demonstrated proficiency in English (written and oral).

Desirable

Familiarity with load balancing, firewalls, etc.
Knowledge of configuration management tools such as Ansible, Puppet, or Chef.
Experience leading projects in an administrator role.
Knowledge of security controls (e.g., NCSC, NIST SP‑800, ISO 27001).
Relevant certifications: CompTIA Linux+, RHCA, RHCE, VCP, CompTIA Security+.
Experience with Cisco Networking and EMC SAN.
Experience in international environments comprising military and civilian elements.
Proficiency in Centrify management, PowerShell scripting, and shell scripting for automation.
Experience with Git for code management.

If you are interested in joining our team, apply now!
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