Network and System Infrastructure (NSI) team is looking for a colleague to contribute in the delivery of the services to the service platforms in Orange, such as Messaging, Cloud environment, Device Management, Authentication, to more than 30 affiliates. NSI team provides service to many Products and Projects across Orange with Network Engineering, System Expertise, Service Integration, Cloud Solutions and Application Integration. You will be part of a young and dynamic organization together with software developers, system engineers, service and project managers. In your daily activities you will have the opportunity to work on cloud environments with open source technologies and DevOps tools while delivering in Agile methodology.
As an Infrastructure Engineer, you will insure a good service integration delivery, especially in the network infrastructure deliverables such as engineering of the network, architecture, documentation and recipes for networking solutions and methodologies. You will have to interact with Services Operation teams to insure with them an end to end delivery while providing accurate deployment information, operability and details. This position involves working on innovative projects using Orange technologies to build them.
Responsibilities: • Integration, Testing and Acceptance Network infrastructures (physical and virtual) • Prepare engineering documents, procedures and solutions for deployment • Troubleshoot, report and resolve issues, if possible, appearing during installation, integration and acceptance phases • Improve existing scripts/tools/processes or Develop new ones, according to the needs, in order to facilitate the automation/ease of installation, configuration, testing, operation, etc • Open source tools and solutions • Network infrastructure management, appliance installation and configuration • Management of the virtual and physical infrastructure (advanced setup and configuration) • Participate in on-call activity if needed. • Provide transversal, cross project support (coaching/mentoring) and expertise for colleagues and collaborators • Follow-up and coordinate important actions in the designated projects (migrations, interventions, major changes, etc) Requirements: • 3-5 years of experience in network infrastructure deployment, network engineering, firewalling, security and network policy audit/improving • 2-3 years of experience with network architectures and design, logical diagrams and detailed designs • Graduate of a technical faculty in the field of telecommunications, automatics, computer science or electronics • Create and manage all network documentation like flow matrix, ip plans, architectures, LLD, HLD • Experience with known network equipment providers like Cisco, Juniper, F5, Alteon • Good knowledge of Secured network architecture (DMZ, logic security, security zones/nests) • In-depth network concepts: switching, trunking, aggregation, load balancing, routing, firewalls • Experience with Infrastructure appliances for security, proxy, LB, relays etc at architectural and integration level • Experience and awareness of Cloud and Virtualized services: IaaS, PaaS, SaaS. • Desired knowledge in one or more of these areas (and general knowledge of all): o Scripting (bash, perl, etc) o Linux service configuration; experience in network services o HA tools and methods (RedHatClusterSuite, VCS), data replication, VMWare infra, DB (ORACLE, MySQL) o Windows Server basic knowledge (AD, connectivity, authentication and integration services) o Knowledge of virtualization technologies, VMWARE and open source technologies like KVM, XEN or OpenVZ. o Open-source monitoring tools, especially Nagios and Cacti • Certifications are a plus: VMware, Linux, Juniper, F5, CISCO • Flexible, eager to learn and improve, helpful attitude. • Good level of English and teamwork skills
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