Salary: £100,000 - 100,000 per year Requirements: Strong background in 4G/5G mobile network architecture (RAN, Core) Proven experience in SATCOM system architecture (space, ground) Deep knowledge of 3GPP architecture, protocols, and interfaces Hands-on understanding of RAN concepts (PHY/MAC, scheduling, mobility, beamforming, interference management) Experience producing architecture documents, system diagrams, and technical specifications Strong communication and leadership skills, able to interface with stakeholders at all levels Preferred: Direct experience with NTN, SCS, or Direct-to-Cell systems Preferred: Familiarity with 3GPP Rel-17 NTN enhancements Preferred: Knowledge of O-RAN (SMO, RIC, xApps/rApps) and GSMA APIs Preferred: Exposure to simulation, modeling, or digital-twin tools for network planning Preferred: Experience with cloud-native network orchestration and automation Preferred: Software engineering or scripting experience Preferred: Publications or patents in satellite/mobile communications Responsibilities: Lead solution architecture for multi-orbit satellite systems integrated with 4G/5G NTN and future 6G concepts Define end-to-end system architectures (UE ? RAN ? Core ? Transport/SDN ? Service layer) Own architectural blueprints, interfaces, and decomposition across space, ground, and mobile network domains Drive technical proposals, customer engagement, and requirements collection Optimize SATCOM and NTN RAN, including radio resource management (beam management, mobility, scheduling, interference coordination) Ensure solutions meet regulatory and spectrum requirements (ITU-R, regional regulators) Contribute to standards bodies and industry forums (3GPP, ETSI, GSMA, O-RAN, ESA NTN Forum, etc.) Define orchestration and automation strategies for cloud-native, SDN-based networks Technologies: Cloud Mobile Network AI Architect More: We are a cutting-edge technology company at the forefront of satellite communications and temporospatial networking, revolutionizing the orchestration and management of planetary mesh networks across land, sea, air, and space. Our team focuses on high-impact, innovative projects in space and digital infrastructure, offering competitive salaries, health insurance, equity options, and hybrid working arrangements. We celebrate diversity and are committed to creating an inclusive environment for all employees. Applicants from all backgrounds are encouraged to apply. last updated 8 week of 2026