La posizione è aperta all'interno del team di Leonardo.**Job Description:**Leonardo is an international industrial group, among the world's leading companies in Aerospace, Defense and Security, which creates multi-domain technological capabilities in Helicopters, Aircraft, Aerostructures, Electronics, Cyber Security and Space. With over 60,000 employees worldwide, the company has a solid industrial presence in Italy, the United Kingdom, Poland, the United States, and operates in 150 countries also through subsidiaries, joint ventures and participations. A protagonist of the main strategic programs at a global level, it is a technological and industrial partner of Governments, Defense Administrations, Institutions and companies.**Within the Security Organizational Unit, we are looking for a System Administrator for our Nerviano (MI) office.**This resource will be inserted into the "Information Assurance" discipline, in order to contribute to the activities of setting up, configuring and managing classified networks.The resource will mainly deal with:* Installation and configuration of servers in Windows and Linux environments.* Ensuring IT security at the system level* Providing technical assistance at the server level* Peripheral management: installation, maintenance and management of problems related to PC client peripherals* License verification: verification, monitoring and insertion of software licenses required for each workstation.* Implementation of technical and procedural project measures approved by the competent Authority,* Maintaining updated Hardware and software configuration documentation* System audit activities and operational continuity plan* Carry out the duties of System Administrators foreseen by the application directives of DPCM 5/2015**REQUIREMENTS:**The availability to verify the subjective requirements necessary for access to reserved information and areas (DPCM 5/2015) is required.**Education:**Diploma/Degree in computer science**Seniority:**Junior 1-3 years in similar roles**Technical Skills**Technical/IT skills:* Excellent knowledge of Microsoft Windows Server OS 2012/2016/2019; * Excellent knowledge of UNIX/LINUX operating systems (i.E. Debian, Red Hat Enterprise Linux, Slackware); * In-depth knowledge of virtualization tools (VMware, vSphere, etc.); * Network management/configuration/troubleshooting towards partners; * Management/configuration/troubleshooting of Telsy crypto devices; * Excellent knowledge of Windows 10/11 operating system; * Excellent knowledge of Office suite 2012/2016/2019; **Soft Skills*** Availability, integrity, confidentiality* Excellent communication skills to interact with different company levels and external bodies.* Organizational and team management skills.**Linguistic Skills*** knowledge of the English language (B1 level)**Seniority:**Junior**Primary Location:**IT - Milano - Nerviano**Contract Type:**Permanent**Hybrid Working:**Hybrid