Description
For our Client a mobile telco in Switzerland -Lausanne Area- Renens we are looking for an E2E network performance engineer radio not afraid of complex E2E issues needing detailed investigation and cooperation with the rest of the engineering teams in order to fix them.  

Your duties
•    Troubleshoot and fix complex multivendor E2E network issues
•    Process and analyse UE, radio and core network traces
•    Manage the resolution of the customer complaints.
•    Drive test and log processing platform owner.
•    Testing tools configuration and management to get required KPIs/KQIs and analysis for voice and data services
•    Automate radio processes and tools.
•    E2E mobile network performance KPIs/KQIs monitoring, reporting and analysis to identify issues, opportunities and drive improvements
•    Impact analysis, before-after network changes and incidents
•    Finding service performance anomalies, provide actionable insights, give direction, involve appropriate domain experts and support root cause analysis and solution definition
•    Liaise with vendors, RF, RAN, transport/IP and CN team mates on network quality improvement matters
•    Strong contribution to improve The COMPANY results in Connect yearly benchmarks

What you bring
•    Degree in telecommunications or equivalent
•    Expert in mobile radio network with at least five years’ experience in radio network optimisation 3G, 4G and 5G. Rootcause finding via call trace analysis
•    Mastery of radio drive testing tools including post-processing and automation. You know how to configure them and operate them. You will be providing support to our drive testing and optimisation teams as tool owner
•    You understand databases. The geek inside yourself wants to automate as much as possible. You are not afraid of coding and learning
•    Curious about new IT technologies like AI and ML
•    Experience with TEMS ecosystem is a plus
•    Experience with network KPIs and KQIs analysis and improvement actions
•    In-depth knowledge of radio mobility procedures and management
•    Good knowledge of Wireshark
•    Experience with other radio and E2E tools is a bonus e.g. geolocation tools and call tracing tools.
•    Good knowledge of E2E voice and data callflows (CS & IMS & Radio)
•    Good knowledge of 3GPP protocols: Core network CS, PS and IMS domains e.g. SS7, MAP, GTP, Diameter, SIP/RTP/RTCP etc.
•    You have intuition to direct the investigation towards the root cause of the problem rather than investigating side effects
•    Good knowledge of standard internet protocol suite (TCP/IP)
•    Experience with Nokia core network products is a plus
•    Programming skills with Python is a plus
•    Experience in using AI/ML for Prediction and Anomaly Detection is a plus
•    Good analytical and abstract thinking skills: Able to find innovative solutions to complex problems. Team worker. Willing to make a contribution and to make a difference. Does not give up until the issue is fixed
•    Self-learner, Self-driven, Self-motivated.
•    Very good presentation & communication.
•    Easily approachable, friendly, & proactive in identifying areas for improvement
•    Required languages : English. German or French are a plus

What we offer    
Friendly and dynamic environment
Competitive salary and benefit system
Possibility to enlarge competences and experience due to fast moving and complex telco environment

Always dreamed of having a job in a diverse and refreshing environment? Then we really need to meet. Please apply online (we only accept online applications).

Salary Package
Attractive salary > 100 keur annual base salary + variable part + company benefits

Contact
Philippe BILDÉ
Antal International Paris London
Philippe.Bilde@antal.com