Sr. Network Test Engineer – Cellular, WiFi & Broadband
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Job Location:
Monthly Salary:
Posted on:
20 hours ago
Vacancies:
1 Vacancy
Job Summary
Senior Network Test Engineer Wireless Broadband & IP
- Location: Paris France (Onsite Full-Time)
- Employment Type: Permanent (CDI)
- Work Authorization: Must have the legal right to work in France (EU/EEA citizen or valid French work authorization)
Inabia is seeking a highly skilled Senior Network Test Engineer to support advanced testing across 5G/LTE WiFi and broadband/IP networking environments for a leading telecommunications program based in Paris.
This role blends wireless test engineering with enterprise and broadband networking validation requiring hands-on experience testing radio networks IP connectivity and customer-premises equipment (CPE) in both laboratory and field environments.
Engineers with strong LTE/5G RAN or drive-testing backgrounds who also possess (or are eager to deepen) broadband/IP networking expertise are strongly encouraged to apply.
Key Responsibilities
Wireless (LTE / 5G / WiFi) Testing
- Perform end-to-end testing for LTE LTE-A 5G NSA/SA and WiFi 5/6/6E networks.
- Validate attach/registration carrier aggregation EN-DC VoLTE/VoWiFi VoNR handovers fallback and mobility scenarios.
- Execute throughput latency jitter and packet-loss testing using standardized benchmarking methods.
- Analyze RAN KPIs and troubleshoot coverage mobility capacity and interference issues.
- Test residential and enterprise routers gateways modems mesh WiFi systems and CPE devices.
- Validate performance reliability and stability across fiber DSL wireless broadband and Ethernet backhaul.
- Execute LAN/WAN configuration workflows device onboarding and end-to-end connectivity validation.
- Configure and validate IPv4/IPv6 subnetting VLANs DHCP DNS NAT port forwarding and firewall rules.
- Test VPN technologies including IPsec SSL VPNs WireGuard and OpenVPN.
- Troubleshoot Layer 2Layer 7 connectivity using tools such as Wireshark tcpdump traceroute and iPerf.
- Build and maintain test environments combining 5G/LTE devices broadband routers switches servers VPN endpoints and test tools.
- Ensure test repeatability through documentation configuration management and version control.
- Integrate new firmware OS builds APNs SIM profiles and network parameters into test cycles.
- Use tools such as TEMS X-Cal Actix QXDM/QCAT Wireshark tcpdump iPerf and spectrum analyzers.
- Perform deep log analysis (RRC NAS SIP RTP/RTCP system logs) to identify root causes across wireless and IP layers.
- Produce clear test plans defect reports KPI dashboards and root-cause analyses.
- Collaborate closely with RAN teams broadband engineers device OEMs and network operators.
- Professional experience in LTE/5G and/or WiFi testing broadband/CPE validation or IP networking.
- Strong understanding of IP networking fundamentals (routing VLANs NAT firewalls DHCP DNS).
- Hands-on experience with network test and diagnostic tools (Wireshark iPerf tcpdump TEMS X-Cal Actix QXDM).
- Ability to design configure and troubleshoot complex testbeds across wireless and IP domains.
- Strong analytical troubleshooting and documentation skills.
- Fluent or professional working proficiency in English (French a strong plus).
Required Experience:
Senior IC
Key Skills
- Academics
- Football
- Bluetooth
- Fabrication
- Claims Investigation
- Event Marketing
About Company
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