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Tech Lead PHY Software Engineer (5G PHY SW) at Parallelwireless

Parallelwireless · Bristol, United Kingdom · Hybrid

C++

Matlab

AWS

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Description

Parallel Wireless is reimagining mobile networks with innovative, energy-efficient Open RAN solutions. Join us as we lead the future of telecommunications, driving innovation through green and sustainable networks. Learn more about our mission, vision and values.  

Build and optimize high‑performance PHY features for PW 5G cross-platform products, from concept to end‑to‑end integration.

Responsibilities:

  • Own the full SW lifecycle for 5G PHY features: design, implementation, unit/integration testing, performance tuning, and integration.
  • Design and implement Layer 1 components in C++ (C++17), leveraging SIMD (intrinsics) and HW accelerators on x86, AMD, ARM, or RISC‑V.
  • Collaborate with algorithm team to translate floating-point models into cross-platform production code.
  • Optimize real‑time, multi‑threaded pipelines for low latency and high throughput on Linux.
  • Contribute to PHY SW design and code reviews and documentation.
  • Extend CI/CD with functional, performance, and integration tests; maintain regression suites and performance baselines.
  • Work and drive feature development as part of a cross-functional, multi‑site Agile team (UK, Israel, India);

    • Required skills

  • C/C++ for real‑time, multi‑threaded systems on Linux (>2 years).
  • SIMD/vector programming: intrinsics for AVX512/NEON/SVE2 or DSP assembly on Intel, ARM, or RISC‑V (>2 years).
  • Experience with MATLAB/Octave and DSP Fixed‑point design (>2 years).
  • Good understanding of Digital Signal Processing fundamentals.

    • Additional Information

    Parallel Wireless is expanding the ecosystem for Open RAN with the GreenRAN™ energy-efficient Hardware-Agnostic technology. Deployed worldwide, our comprehensive 2G/3G/4G/5G Macro RAN solutions enhance network security while reducing operating expenses. As pioneers of Open RAN, we prioritize innovation, flexibility, and sustainability to help build a more connected, and green networks. Headquartered in the USA with global R&D centers, we are proud to serve over 60 customers worldwide and have been recognized with over 100 industry awards. Our mission is to accelerate GSMA’s Mobile Net Zero initiative by reducing TCO and driving innovation across the telecom ecosystem.Learn more at www.parallelwireless.com.
    Parallel Wireless embraces diversity and equality of opportunity. We are committed to building inclusive and diverse teams representing all backgrounds, with a wide range of perspectives, and empowering industry-leading skills. We welcome and consider applications to join our team from all qualified candidates, regardless of their characteristics. We comply with all applicable laws and regulations on non-discrimination in employment (and recruitment), as well as work authorization and employment eligibility verification requirements.Parallel Wireless does not accept unsolicited resumes or applications from agencies or individuals. Please do not forward resumes to our jobs alias, Parallel Wireless employees, or any other company location. Parallel Wireless is not responsible for any fees related to unsolicited resumes/applications.
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