We are looking for Network Administrator to join the Sopra Steria Polska team and contribute to a project for a leading French broadcasting company.This service aims to ensure the Maintenance in Operational Condition (Operation and Administration) and the Changes (Implementation) of Datacenter and Cloud networks, RHD (broadband network) , MANYour responsibilities Consult and process all supervision alarms (including warnings). Support network performance and bandwidth tracking. Maintain up-to-date equipment, systems and technical software (patching, version upgrades). This includes real-time inventory maintenance Administer all network equipment (including security). Ensure that all equipment configurations are backed up. Configure all virtual network elements (including security) in the cloud. Manage changes and integrations between the Entity's networks and those of the Cloud in continuous deployment technologies. Perform requests to open feeds and update filter lists. Use software to analyze the state of physical and cloud networks in depth. Ensure and regularly test the equipment failover capacity on identified infrastructures. Carry out instructions allowing the Supervision & Production department to intervene in the event of an incident. Ensure the supervision of network equipment. Ensure that the fleet management is updated for any movement of equipment. Integration of network and security equipment including the preparation of production releases and technical files Tech stack on the project: Palo Alto Networks (Firewall, Panorama, SD-Wan)  Big IP F5 (Modules LTM,APM,ASM) / Proxy, Reverse proxy Cicso DCNM (Lan et IPFM)  Cisco switchs et routers  Cisco VSS  Aruba Wifi  Allot QoS  Dell switches Requirements: French level: B2/C1 Communication skills Teamwork Experience with Cisco, Palo Alto, F5 Network Experience with dell force 10 CISCO ACI will be an asset Junior: minimum of 1 years of experience Regular: minimum of 2 years of experience Senior: minimum of 5 years of experience Ability to work and communicate in a multi-cultural environment  Good communication and problem-solving skills English will be an asset Certifications: CCNA will be an asset Working hours: Between 8 AM and 8 PM (8 hour shift) Hybrid work What we offer: BENEFITS (UoP): Luxmed, Medicover Sport, Worksmile, educational platforms, language courses, referral bonus, copyrights, life insurance DEVELOPMENT OPPORTUNITIES (UoP and B2B): conferences, Tech Lunches If you find this offer interesting and you would like to learn more about the project, send us your up-dated CV in English containing the clause:„I agree to the processing by Sopra Steria Polska Sp. z o.o. my personal data contained in my CV for the recruitment process and further recruitment processes.”