Senior RF Data Scientist / Research Engineer

Location: Saffron Walden Job Type: Permanent Hours: Monday-Friday, 9.00-17.30 Salary: Competitive Job Reference: 35947 Polytec are seeking a Senior RF Data Scientist / Research Engineer to develop signal-processing and machine learning solutions using RF data from software-defined radios for our Saffron Walden based client. This hands-on role sits at the intersection of RF hardware, DSP and applied ML in a fast-paced RandD environment. Responsibilities: Analyse and characterise IQ data from SDR platforms Build RF signal analysis and visualisation tools Design RF data-processing pipelines accounting for real-world hardware effects Develop ML and statistical models for RF classification and detection Prototype batch and real-time processing systems in Python and integrate with GNU Radio or C++ backends Support RF data collection and over-the-air testing Requirements: Strong Python skills for data analysis and prototyping Solid understanding of digital signal processing fundamentals Experience with SDR frameworks such as GNU Radio or similar Understanding of RF hardware chains and their impact on baseband data Experience analysing wireless protocols or physical-layer behaviour Comfortable working in iterative, experimental RandD environments Desirable: Hands-on SDR and RF lab experience Exposure to techniques such as direction finding, Doppler, or beamforming Experience beyond Python (e.g. C++, MATLAB) Knowledge of RF circuits or antenna systems Publications, patents, or open-source contributions Please contact us as soon as possible for more details or apply below!