About this role
Salary: £110,000 - 110,000 per year
Requirements
- Experience in 5G PHY, modem development, wireless systems, or communications DSP
- Understanding of translating algorithms into practical hardware
- Experience with 3GPP 5G NR and physical-layer communications
- Experience with communications or modem architecture
- Experience with ASIC development
- Experience with FPGA and hardware/software architecture
- Signal-processing experience
- Experience assessing system-level performance and implementation trade-offs
- Experience with NTN or satellite communications, fixed-point modelling, or hardware-accelerated DSP is useful but not essential
- At Principal level, ability to take greater ownership of technical direction and work directly with customers and partners on architecture and technology integration
Responsibilities
- Determine how complex 5G physical-layer technology should be implemented across software, FPGA, and ASIC
- Make architectural decisions involving throughput, latency, power, and resource trade-offs
- Shape 5G PHY and modem architecture, hardware/software interfaces, and system performance modelling
- Plan how technology integrates into customer products
- Work alongside algorithm, software, FPGA, and ASIC engineers to influence development from system architecture through deployment
- At Principal level, guide technical direction and work with customers and partners on architectural decisions and technology integration
Technologies
- FPGA
- Hardware
- Architect
More
We are a UK communications technology company expanding our Systems Engineering team following significant commercial growth. We are hiring Senior and Principal System Architects in Southampton, with hybrid working, a 20% bonus, and equity. Our technology spans 5G NR, communications DSP, and hardware acceleration, with applications in terrestrial and satellite communications. You will work directly with engineering teams developing algorithms, software, FPGA, and ASIC technology. We offer opportunities at both Senior and Principal level. Yoh Solutions Ltd, a Day and Zimmerman Company, is an electronic engineering and development recruitment specialist sourcing permanent and interim engineering experts globally.
last updated 46 week of 2026