Systems Engineer - 5G RAN NTN

Overview At ST Engineering iDirect , we’re reshaping the future of global connectivity. As a leader in satellite communications, our groundbreaking technology empowers customers to grow, innovate, and transform their networks. Here, your skills and passion meet our vision and expertise to create something extraordinary. If you're ready to tackle technology’s biggest challenges and redefine how the world connects, the most exciting chapter of your career awaits. With ST Engineering iDirect , the sky isn’t the limit—it’s just the beginning! This role will serve as a technical authority supporting customer engagements, strategic pursuits, and solution development for next-generation 5G Non-Terrestrial Network (NTN) and hybrid satellite–terrestrial architectures. This role, in CTO Office, bridges presales, system engineering, and customer-facing technical leadership, working closely with Product Management and System Architecture teams. Responsibilities Act as a subject matter expert for 5G, NTN, and satellite–terrestrial integrated network solutions. Lead complex technical presales engagements, supporting strategic customers, operators, and partners across global markets. Own and drive RFP/RFI/RFQ technical responses, including: End-to-end architecture design Technical compliance and assumptions Solution differentiation and risk analysis Design and present end-to-end 5G NTN system architectures, covering satellite payload, gateways, ground segment, and integration. Support custo