Senior Ran System Architect – Satellite-integrated Cellular Systems

Astspacemobile

Lanham, United States
On-site
8-12 years cellular system engineering experience
Expertise in 3gpp specifications for 4g and 5g
Deep understanding of phy/mac/rlc/pdcp/rrc layers
AST SpaceMobile is seeking a Senior RAN System Architect to lead the optimization and integration of LTE/5G radio systems for their innovative space-based cellular broadband network. The ideal candidate will have deep experience in cellular system engineering and a strong understanding of baseband design, as well as the ability to manage technical communications with customers and partners

Job Summary

  • AST SpaceMobile is building the first global cellular broadband network in space to operate directly with standard mobile devices.
  • The role requires leading end-to-end RAN performance optimization by tuning eNB/gNB behavior to maximize cell throughput and coverage.
  • Candidates must own the RAN feature roadmap and serve as a trusted technical interface to customers and partners.

Matching Summary

Match Score: 85

AST SpaceMobile is seeking a Senior RAN System Architect to lead the optimization and integration of LTE/5G radio systems for their innovative space-based cellular broadband network. The ideal candidate will have deep experience in cellular system engineering and a strong understanding of baseband design, as well as the ability to manage technical communications with customers and partners.

Skills & Requirements

Must-have

  • 8-12 years cellular system engineering experience
  • Expertise in 3GPP specifications for 4G and 5G
  • Deep understanding of PHY/MAC/RLC/PDCP/RRC layers
  • Experience with eNB/gNB stacks and scheduler frameworks
  • Proven track record in real network deployment optimization

Nice-to-have

  • Experience with non-terrestrial networks or NTN architecture
  • Hands-on background with beamforming and antenna arrays
  • Familiarity with O-RAN architectures and vendor interoperability
  • Strong ability to translate technical constraints for customers
  • Background in predictive modeling and simulation frameworks

Key Requirements

  • BSc or MSc in Electrical Engineering or related field
  • Minimum 8-12 years in cellular system engineering roles
  • Hands-on interpretation of 3GPP specifications for system design

Work Rights

Not specified

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