1d ago
Senior RAN System Architect
Lanham, Maryland, United States
✨ $150k-$200k / yearest.
full-timeseniortelecom
💼 About This Role
You'll lead the definition, integration, and optimization of LTE/5G radio systems for AST SpaceMobile's satellite-ground infrastructure, the first space-based cellular broadband network accessible by standard phones. Your core impact will be tuning eNB/gNB behavior to maximize throughput, coverage, and reliability over a non-terrestrial deployment. This role uniquely combines deep RAN expertise with product roadmap ownership and customer-facing technical leadership.
🎯 What You'll Do
- Lead end-to-end RAN performance optimization for eNB/gNB behavior
- Own cell- and network-level performance modeling and analysis
- Define, prioritize, and sequence RAN feature roadmap delivery
- Drive feature provisioning from requirements through integration and validation
📋 Requirements
- BSc or MSc in Electrical Engineering, Communications Engineering, or related field
- 8–12 years in cellular system engineering, RAN performance, or architecture roles
- Expertise in 3GPP specifications for 4G and 5G
- Firm understanding of PHY/MAC/RLC/PDCP/RRC layers
✨ Nice to Have
- Experience with non-terrestrial networks (NTN) or space-ground hybrid architecture
- Hands-on background with beamforming systems, antenna arrays, and RF front-end constraints
- Knowledge of fronthaul protocols (CPRI/eCPRI) and transport in constrained environments
📨 Hiring Process
Estimated timeline: 2-4 weeks · AI estimate
- 1Recruiter Screen· 30 min
- 2Technical Interview· 60 min
- 3Hiring Manager Interview· 60 min
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