Senior Physical Layer Software Developer
2 weeks ago
Technical Requirements
As a skilled Senior Physical Layer Software Developer at SKYGATE CONSULTING, you will be responsible for the design and development of PHY (L1) software in 4G, NB-IoT or 5G. A strong background in digital communication technologies such as OFDMA, FEC, MIMO, QPSK, QAM, GMSK, equalizers, Turbo/Viterbi decoding, Frequency hopping, carrier aggregation, etc. is required. Additionally, you should have hands-on experience in L1 software optimization for MIPS and memory, as well as MATLAB software development experience. You will also be responsible for DSP software development experience in fixed-point and floating-point precision arithmetic, and strong programming & system debugging skills. Furthermore, a very good understanding of PHY layer protocols, procedures, techniques, and algorithms is necessary. In-depth analysis & debugging of issues arising out of system testing, field testing, and conformance testing, etc. is also required. Experience in developing interface software for transporting IQ samples and for higher layer messaging, as well as software development experience in a multicore environment, is desirable. Proficiency in developing software in the RTOS environment, including the use of semaphores, mutexes, task scheduling, multi-tasking, multi-threading, IPC, etc. is also required.
Desirable Skills
Knowledge or hands-on experience in ORAN PHY fronthaul interface software development, design and development of PHY (L1) software in ORAN-based systems, knowledge in 3GPP functional split for 4G and 5G, knowledge of Intel x86 architecture and SIMD features, working knowledge of optimizing L1 software using Intel intrinsic(s), hands-on experience in Intel flex RAN software suite, and algorithm development experience using MATLAB and signal processing toolbox, communication toolbox.
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