Senior Technical Expert

HOW YOU WILL CONTRIBUTE AND WHAT YOU WILL LEARN

• Prior experience in interfacing with customers in understanding their deployments and use cases in the areas of Serviceability.
• Provides support and guidance during Customer escalations and emergencies, keeping customer Service Level Agreements (SLAs) in mind
• Analyses and finds root causes of product issues, by understanding logs, metrics, pcap files and customer scenarios.
• Works on installing, reproducing and fixing product issues.
• Engages and co-ordinates with the Core R&D Product team (SMEs) to come up with solutions.
• Engages and co-ordinates with external parties like Nokia Cloud/CBIS team as appropriate.
• Drives, develops, and maintains 4LS/R&D maintenance and support processes, for best in class Software.
• Mentors and supports junior team members
• Willing to Engage with virtual teams and collaborate to arrive at a feasible solution .
• Be the part of Nokia Global Emergency Support on Rota basis.
• Flexible to travel for project/issue onsite in short notice and/or join customer critical activities

KEY SKILLS AND EXPERIENCE

You have:

• Bachelor's degree in Electronics, Computer Science, Computer Engineering or a software related discipline.
• Highly developed analytical and debugging skills with proven ability to perform in a fast-paced environment and under time constraints while keeping attention to details.
• Participates as an expert in 4G/5G Core technology area in customer issues via ticket handling and projects.
• Active in networking and knowledge sharing.
• Develops processes, tools and working methods.
• Detailed understanding of 4G and 5G call flows
• Good working knowledge in CSD, VOLTE, DRA, SCP, BSF, SEPP in 4G/5G core technologies.
• 4G/5G Core Network knowledge is desired, preferable to have knowhow about HLR, HSS, UDM, EIR & exposure to 3GPP standards.
• Good Hands-on knowledge on Diameter/HTTP2 signalling domain, JSON, RestAPI, SCTP, TCP with core products e.g. Load Balancers
• Good hands-on experience in Linux, Kubernetes, VMWare, OpenStack and working with CSF Assets & Blueprints like BVNF/BCMT/BELK and Expert level Certificates in Public Clouds/K8S would be plus.

It would be nice if you also had:

• In depth and working experience with cloud-ready, cloud-native, micro services and containers architecture, Devops.
• Demonstrated expertise with scripting (one or more scripting languages like Shell, Perl, Python), tracing tools (Wireshark, tShark etc) and Expert level competence in Linux.
• Good knowledge and in Open Stack administration and Docker, K8S concepts and its application in Could Native products. Expert level Certificates in Public Clouds/K8S would be plus.
• Handle Crisis/Emergency support as needed
• Supports system upgrades and customer projects for new implementation activities on various platforms
• Ability to multi-task and work on multiple issues, with quickly changing priorities
• Good understanding of software development lifecycles based on AGILE mode of working.
• Excellent English communication skills both verbal and written and an effective and supportive team player