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Radio Network Application Engineer (m/f/d)

161240
Dresden, Germany, Germany
Sep 27, 2021

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Job Description

Description

Radio Network Application Engineer

Xilinx delivers fully adaptive antenna technology 5G radio access networks to effectively address the growing demand for wireless capacity. Its platform enables mobile network infrastructure vendors to release the full potential of their RAN products through advanced features such as cell-splitting, 3D-beamforming, massive MIMO as well as RF power reduction. For the mobile network operator Xilinx technology enables dramatically increased site capacity, robustness, and availability as well as energy efficiency.

We are looking for individuals with background in 4G LTE / 5G NR Tier 1-2 network support to join our Wireless field team. You will be a key contributor as the primary technical interface to our radio products customers’ market teams. You will have your finger on the pulse of the entire customer network. You will monitor the network health, make improvement recommendations and repair the network. You represent Xilinx when leading network outages in a multi-vendor environment.

 

Key responsibilities:

  • Act as primary technical interface towards radio product customers, supporting integration activities and technical queries
  • Work in Xilinx’s System Integration lab, customer labs, and commercial networks for reproducing, troubleshooting and investigating performance related issues
  • Provide in-depth technical log analysis, check network configuration, and support customer as needed
  • Make professional technical presentations, for example of network health analysis

Job requirements:

  • BS EE or CS required (preferred MS ESS or CS) - with at least 4+ years of telecom work experience
  • Good knowledge of wireless network architecture concepts especially in RAN domain
    • Knowledgeable on 4G and 5G 3GPP technologies
    • Knowledge of 5G layer 1, physical layer
    • Knowledge of O-RAN fronthaul (especially M-plane and NMS)
    • Knowledge of radio propagation as well as antenna and RF measurements
  • Able to multi-task and effectively handle customer interaction
  • Strong on customer support and debug / problem solving
  • Ability to drive for resolutions with other Engineering team on open issues
  • Up to 30% travel in Europe and to US

 

 

Additional advantageous skills:

  • Develop Root Cause Analysis (RCA) on outages or market performance issues (e.g., throughput, accessibility, sustainability, handovers (Intra/X2/S1), capacity and coverage
  • Be able to review various Engineering MOPs and identify missing steps or issues if any
  • Be able to proactively perform data audit, SW/FW audit, and health check of the OSS if needed
  • Be able to collect logs and perform log analysis for discussions with Tier3 and HQ on various issues
  • Resolve high severity issues (sev1 & sev2) to meet the agreed SLA requirements - 2nd level incident analysis
  • Handling of measurement equipment such a VSAs and VSGs
  • Able to handle Sev1/Sev2 outage situations seamlessly with customer and internal teams and drive resolution within SLA
  • Familiar with RLC/MAC layer, different types of control channel and traffic channels, network access procedures, power control, handover algorithms, QoS types, TDD/FDD modes, HARQ/ARQ concepts, etc.
  • Be able to develop tools and scripts to automate tasks on OSS and xNBs to aide with the investigation as needed
  • Knowledge of Linux, and Python scripting & development environments
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