We are looking for a Senior Virtualization Engineer to join the Sopra Steria Polska team and contribute to a project for a leading French telecommunications company. In this role, you will be responsible for the operation and integration of on-premises virtualization infrastructures (private cloud) across a diversified core perimeter, including VMWARE HPE, VMWARE CISCO, OPENSHIFT Cisco, PureStorage, and NetApp. Note that we can offer cooperation only to people who are located in Poland.Mission/Activities:Run: Provide N2 support on the lab's bases, including corrective, scalable, and preventive maintenance for hardware and hypervisor layers, primarily on VMware and OpenShift Redhat environments. Handle incidents and provide L3 support for hosted business operators. Ensure resource availability (CPU, RAM, STORAGE). Open and follow up on incident tickets with suppliers. Build/Project: Act as a technical referent and provide project support. Carry out operating requirements, including exploitation tools, supervision/monitoring, connection to easements (particularly security), and documentation. Participate in the configuration of the Virtualization platform (VMWare, OCP, etc.). Onboard new systems, including VM creation, VMware configurations, and connection to easements. Participate in the implementation of automation for integration activities. Validate Test/Project Specifications. Required Competencies: Mastery of VMware Virtualization Base management. Bachelor’s degree in computer science. Minimum of 3 years of experience. Knowledge of French and English (minimum B2 level). Solid knowledge in the operation of Information Systems and Virtualized Foundations. Proficiency in Unix/Linux and Windows environments. Experience with supervision and metrology tools such as Zabbix and VROPS. Expertise in virtualization technologies, including VMWare 7.xx and 8.xx. Knowledge of network technologies, specifically NSX-T. Familiarity with tools like VRA, VRO, and VROPS. Experience with container technologies such as Docker and OpenShift. Proficiency in automation tools like Ansible. Nice to Have:Experience in hardware integration (Cisco UCS servers, Pure Storage array, NetApp, etc.).Personal Attributes: Curious and passionate about IT. Appreciates the versatility of missions. Strong problem-solving skills and ability to make decisions within tight deadlines. Excellent communication skills and ability to work autonomously. What we offer:BENEFITS (UoP): Luxmed, Medicover Sport, Worksmile, educational platforms, language courses, referral bonus, copyrights, life insuranceAll information about salary range and its additional components will be provided during 1st stage of recruitment process.DEVELOPMENT OPPORTUNITIES (UoP and B2B):conferences, Tech LunchesIf 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.”