Senior 5G NTN Architect - Satellite Networks & RAN

MERIDIAN SPACE INC; Greater London; On-site; GBP 120,000 - 160,000; Full time

Job summary

Meridian Space UK Limited is seeking a Principal Satellite Networks Architect in London to own the end-to-end NTN architecture bridging space and ground segments. You will define macro-architecture, model complex setups, and deploy detailed specifications while hands-on deploying testbeds and KPIs across RF, network, and space domains.

You will collaborate with cross-disciplinary teams to ensure end-to-end coherence of the Meridian NTN solution, driving requirements, simulations, and lab testing

Qualifications

• Bachelor's degree in electrical engineering, computer science, telecommunications, or related field.
• Experience architecting complex system of systems across satellite networks and ground segments.
• Strong knowledge of 3GPP, 5G NTN, NG-RAN, or O-RAN splits.
• RF design, link budgets, NTN channel models (delay, Doppler, fading).
• Beam design and coverage modelling for NTN systems.

Responsibilities

• Lead the definition and development of Meridian NTN RAN architecture.
• Own requirements engineering, specs, traceability, and roadmaps for ground RAN and interfaces.
• Drive RF system design and antenna architectures for ground segment.
• Execute beam design and coverage modelling with live testbed analysis.
• Lead lab/testbed build and automate test execution and KPI measurements.
• Collaborate with network core, OSS, and space segment architects for end-to-end coherence.

Skills

3GPP ecosystem

RF design

Beam design

Test automation

CI/CD

Communication

Education

Bachelor's degree in EE/CS/telecom

Master's degree (preferred)

Tools

Keysight Spirent

System modeling tools

Job description

Meridian Space UK Limited is seeking a Principal Satellite Networks Architect in London to own the end-to-end NTN architecture bridging space and ground segments. You will define macro-architecture, model complex setups, and deploy detailed specifications while hands-on deploying testbeds and KPIs across RF, network, and space domains.

You will collaborate with cross-disciplinary teams to ensure end-to-end coherence of the Meridian NTN solution, driving requirements, simulations, and lab testing