Radio Access Network Sme (Remote)

Radio Access Network SME | ALOIS Solutions | Germany

Key Responsibilities:

1. Serve as the first point of contact for all customer-initiated trouble tickets related to 4G and 5G radio hardware and software issues.
2. Establish and maintain open lines of communication with internal stakeholders and external customers, providing frequent updates on issue statuses and expected resolution times.
3. Produce detailed reports outlining the status of current issues, including data analysis, root cause assessments, and progress toward resolution.
4. Develop and implement customer-specific deployment strategies to facilitate the efficient roll-out of new hardware and software.
5. Engage throughout the entire troubleshooting process by coordinating with cross-functional teams to root-cause issues, ensuring a comprehensive resolution is reached.
6. Continuously assess and refine customer engagement and technical troubleshooting processes to improve efficiency and customer satisfaction.
7. Act as a liaison between customers and internal departments, such as engineering, product management, and quality assurance, to resolve issues effectively.
8. Develop materials and conduct best-practice sessions to educate across the support functions and also towards customers for hardware and software functionalities.
9. Handle and resolve escalated customer issues, coordinating with senior management when necessary.

Requirements:

1. Minimum of 15 years’ experience in a R&D function for 4G and 5G Radio-Access, profound in RRC and subsequent Layer 1 to 3 analysis.
2. Minimum of 5 years in a R&D subject-matter-expert role leading the analysis of Radio-Access issues across HW and SW including end-device capability dependencies.
3. Experience as a Radio-Access Product Manager overseeing a HW or SW lifecycle from early development till deployment is a plus.
4. Proficiency in early detection of technical Radio-Access network issues, by identifying potential root-cause focus areas within the end-to-end physical/logical chain between device, radio, and baseband HW and SW.
5. Proficiency in the 5G FR1 mMIMO HW & SW functionalities and 3GPP driven evolution including device capabilities for advanced beamforming techniques.
6. Proficiency in fronthaul logs and TTI-Traces analysis for deterministic root-cause investigation.
7. Proficiency around mitigation efforts of atmospheric ducting into TDD radio systems.
8. Knowledge of O-RAN open fronthaul specifications towards m- and c-plane ‘multi-vendor’ profiling and integration between radio and baseband.
9. Knowledge of the ULPI functional architecture and L1 specifications of multiple options between radio and baseband processing.

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