Senior CSF Engineer

Job Description

Our CSF 4LS team is responsible for the foundational Support used by various Nokia teams. It is a family of OpenSource-based products with a large footprint across telecommunications operators globally. As a 4LS Engineer in the team, you will be responsible for 4th level support, integrating and testing products and supporting application developers in optimizing their workloads for the system. Having understanding of cloud native software development as well as 24/7 operations, you feel equally comfortable with new software to automate administrative tasks and frameworks to simplify component support as well as designing operations strategy and test automation toolchains, cloud native distributed systems built on top of open-source technologies. As Part of 4LS work you will code operational packages to customer environments. Oftentimes this requires hard thinking and innovative solutions.If you join us, you will have the opportunity to apply your engineering skills, your deep knowledge and experience in designing systems and solutions that will be deployed globally to our Nokia customers. What you will learn and contribute to Are you passionate about creating solutions, solving problems and developing skills in the latest, cutting edge networks As 4LS Engineer you have proven track record on developing technical teams. You have solid people centric mindset and minimum 5 years of experience. You have solid understanding of all support processes, 4LS work and DevOps. Having thorough understanding of cloud native software development as well as Day 1/2 operations, you feel equally comfortable supporting new software to automate administrative tasks and frameworks to simplify application operations as well as Technical support, deployment strategy and test automation toolchains, cloud native distributed systems built on top of open-source technologies.You will work with enterprise and technical support teams L1->L4 as well as business owners and customers on operational requirements, technical support and help our R&D teams come up with a detailed operational requirement that fulfills both the functional and non-functional requirements, quality standards, and legal criteria. As part of our team, you will:
• Support Processes
• Support in dimensioning
• Support in optimizing, training/coaching
• Deployment and upgrade automation
• Verification, including performance and security testing, test automation
• Participating in troubleshooting, maintenance and internal tool development for Ops.
• Ticket handling (L4)
• 24/7 ROTA engineering
• Deployment support
• Lab maintenance
• Implementing platform services
• Observability, Serviceability Constantly improving the product and keeping up the best possible quality. Sharing ideas and coaching other team members on your special area.
• Following and actively sharing the latest technological trends, innovations and news.
• Building Operability/Observability concepts from scratch, making design decisions and contributing to Operations on your area.
• Documenting concept on adequate level in order to co-operate with colleagues and in order to enable end-users of the product
Your skills and experience You have:
• At least 5+ years of experience in understanding complex distributed systems and/or system software
• Experience also in Ops side of DevOps, preferably in SaaS and CaaS environments and applications
• Attention to detail and preference to automate repetitive tasks instead of running them manually
• Linux knowledge: file descriptors and buffers used for connections, NAT tables, conntrack tables, network namespaces, kernel tuning, DNS and network configuration, device management, cgroups, etc.
• Understanding of computer networking: TCP/IP, DNS, TLS handshakes, termination & certificate authentication, higher level protocols like HTTP, WebSockets and gRPC, VPN, SOCKS and HTTP proxies
• Experience in leveraging cloud-based managed services
• Good understanding of virtualization platforms used in private cloud and/or modern server hardware
• Familiarity with container technologies such as Docker and Kubernetes, IAC and IT automation tools & associated DevOps toolchains. Certifications needed in these areas.
• Experience in using open-source solutions, a track record of open-source contributions is highly valued
• Observability, Serviceability, Operability topics are daily topics for you and understanding Golden signals in this area is no-brainer for you
• Structured approach, capability to contribute hands-on when needed, and excellent communications skills
• Support in troubleshooting and performance optimization of analytics workloads.
• Enhancing deployment and upgrade automation of services in own area.
• Fluent in spoken and written English is a must. Most importantly you have the genuine drive and desire to work with cutting edge technologies to deliver a superior experience to our customers.
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Keyskills :
private cloudtest automationsecurity testingautomation tools