{"id":1882990,"url":"https://alion.io/job/xfabulous-network-engineer-fmd","title":"Network Engineer (f/m/d)","company":{"id":3887755,"name":"X-FAB","domain":"xfabulous.com","url":"https://alion.io/company/xfabulous","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"SuccessFactors","truth_index":null},"role":"Networking","role_family":"Networking","seniority":null,"employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Corbeil-Essonnes, France"],"countries":["FR"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":31000,"max_usd":66000,"period":"year","method":"role_country_seniority_unknown","sample_n":49},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"CentOS Stream","optional":false},{"name":"Confluence","optional":false},{"name":"DHCP","optional":false},{"name":"DNS","optional":false},{"name":"Linux","optional":false},{"name":"Nagios","optional":false},{"name":"PKI","optional":false},{"name":"Proxmox VE","optional":false},{"name":"Ubuntu","optional":false},{"name":"Unix","optional":false},{"name":"VMWare","optional":false},{"name":"Wi-Fi","optional":false},{"name":"Windows","optional":false},{"name":"Windows Server","optional":false}],"status":"live","first_seen_at":"2026-09-09T02:00:00Z","employer_posted_date":"2026-09-09","last_verified_at":"2026-10-14T16:27:49Z","board_verified":true,"closed_at":null,"days_open":35,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":35},"description":"The IT organization of X-FAB France, based in Corbeil-Essonnes, is looking for a Network RUN & Architecture Engineer.\nYou will join an international industrial group and work closely with the Group IT teams in an environment where infrastructure availability, performance, and reliability are critical business requirements.\nIn this role, and in close collaboration with both local and global teams, you will contribute to the operation, security, and evolution of the site's network and telephony infrastructures.\nYour Responsibilities\nOperations (RUN) & Infrastructure Management\nEnsure the operational maintenance of network and system infrastructures (Linux/Unix and Windows).\nMonitor infrastructure performance and capacity indicators.\nGuarantee the availability, performance, and security of infrastructures within a critical industrial environment.\nProvide Level 2/3 support by handling incidents and problem resolution.\nConduct root cause analyses and implement corrective and preventive actions.\nManage equipment configurations and backups.\nMonitor infrastructure performance and capacity metrics.\nAdminister and enhance network infrastructure services (DNS, DHCP, Proxy, Radius, PKI, etc.).\nProjects & Architecture\nLead or contribute to network evolution projects (LAN, Wi-Fi, telephony).\nParticipate in the design and evolution of the site's network architecture.\nIntegrate new solutions and ensure their successful deployment into production.\nProvide network expertise for local and Group IT projects.\nMaintain accurate and up-to-date technical documentation.\nContribute to the continuous improvement of infrastructures and operational practices.\nParticipate in the standardization and optimization of network solutions.\nSecurity\nEnsure the security of network infrastructures and data flows.\nContribute to the implementation of security policies (segmentation, access control, filtering).\nAdminister firewalls and security solutions in collaboration with Group Security teams.\nIdentify, plan, and deploy security updates and patches for network equipment and services.\nYour Profile\nMaster's degree (Bac+5) in Engineering or an equivalent qualification, with a specialization in Networking.\nFluent in both English and French, written and spoken (minimum B2 level).\nProven experience as a Network Engineer or Network Expert.\nStrong knowledge of high-availability network architectures.\nGood system administration skills in Linux/Unix and Windows environments.\nSolid understanding of network and system security concepts.\nMethodical, rigorous, and well-organized, with a strong sense of responsibility in a demanding production environment.\nTechnology Environment\nOperating Systems: Linux/Unix (CentOS, Ubuntu, AIX), Windows Server\nVirtualization: VMware, Proxmox\nNetworking: Cisco, Fortinet, UniFi Wi-Fi\nTelephony: DECT, Asterisk, XiVO, FreePBX\nMonitoring: CheckMK, Nagios, Elastic Stack\nTools: JIRA, Confluence\nLocation: Corbeil-Essonnes, France\nContract Type: Permanent 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