{"id":2385426,"url":"https://alion.io/job/actual-group-system-infrastructure-administrator-mf","title":"System Infrastructure Administrator (M/F)","company":{"id":2546008,"name":"Actual Group","domain":"actualgroup.com","url":"https://alion.io/company/actualgroup-com","size_band":"1001-5000","is_staffing_agency":true,"employer_type":"agency","is_intermediary":false,"listed_via":null,"ats_vendor":"Schema","truth_index":{"grade":"A","score":100,"open_postings":12,"ghost_share":0,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":30,"computed_at":"2026-10-25T05:49:26Z"}},"role":"DevOps","role_family":"DevOps","seniority":"junior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Montreuil, France"],"countries":["FR"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":44000,"max":44000,"currency":"EUR","period":"year","gross":null,"usd_annual":49185},"salary_estimate":null,"experience_years_min":2,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Active Directory","optional":false},{"name":"Bash","optional":false},{"name":"Debian","optional":false},{"name":"DHCP","optional":false},{"name":"DNS","optional":false},{"name":"Hyper-V","optional":false},{"name":"Linux","optional":false},{"name":"PowerShell","optional":false},{"name":"Python","optional":false},{"name":"Red Hat","optional":false},{"name":"TCP/IP","optional":false},{"name":"VMWare","optional":false},{"name":"VPN","optional":false},{"name":"Windows","optional":false},{"name":"Windows Server","optional":false}],"status":"live","first_seen_at":"2026-10-08T00:00:00Z","employer_posted_date":"2026-10-08","last_verified_at":"2026-10-25T05:01:10Z","board_verified":true,"closed_at":null,"days_open":17,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":17},"description":"IT SYSTEMS ADMINISTRATOR\nTitle: IT Systems AdministratorLocation: MontreuilDuration: 3 monthsRemuneration: 42 44 K € gross annual\nMain missionGuarantee the maintenance in operational conditions (MCO), performance, and security of the company's system infrastructures. Provide higher-level technical support and contribute to IT infrastructure evolution and modernization projects.\nMissions and responsibilitiesInfrastructure administration: installation, configuration, and administration of Windows/Linux servers, physical and virtual. Microsoft environment management: Active Directory administration, GPO, and access rights. Supervision: proactive monitoring of performance, availability, and system alerts. Security & backup: application of security policies, patch management, backups, and participation in DRP/BCP. Level 2/3 technical support: processing and resolution of complex incidents and breakdowns. Documentation: drafting and updating technical documentation and operating procedures. Evolution and projects: participation in infrastructure optimization and modernization: automation/scripting, VMware virtualization, and Cloud migration.\nProfile sought\nEducation: Bac+2/3 to Bac+5 in computer science, systems and networks, or equivalent field. Experience: 2 to 5 years in a similar position.\nTechnical skillsProficiency in Windows Server and Linux (Red Hat, Debian, etc.). Knowledge of virtualization environments: VMware, Hyper-V. Knowledge of Cloud environments. Scripting: PowerShell, Bash, Python. Basics in network security and protocols: TCP/IP, DNS, DHCP, VPN. Active Directory and GPO administration.\nPersonal qualitiesRigorous, responsive, and organized. Good interpersonal skills and service-oriented. Analytical and problem-solving skills. 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