Audio Systems Algorithm Development Engineer

## Company: Qualcomm India Private Limited ## Job Area: Engineering Group, Engineering Group > Systems Engineering General Summary: We are seeking a highly skilled Audio Algorithm Development Engineer with expertise in adaptive filter theory and mathematical optimization. The role focuses on designing, analyzing, and optimizing advanced signal processing algorithms for voice and audio applications, including echo cancellation, noise suppression, and beamforming. You will work at the intersection of DSP and applied mathematics, contributing to state-of-the-art AI based Speech enhancement and on-device audio technologies. Key Responsibilities • Design and develop advanced audio signal processing algorithms for voice applications including ECNS, speech enhancement, and beamforming. • Develop and optimize adaptive filtering algorithms (LMS, NLMS, RLS, variants) for echo cancellation, Noise suppression, multi-microphone beamforming and source tracking and localization. • Develop algorithm design by mathematical modeling and analysis of audio signals and system behavior. • Improve robustness and performance across real-world acoustic environments. • Collaborate with ML, systems, and implementation teams to ensure production readiness. • Support debugging, tuning, and troubleshooting algorithm performance issues for commercialized solutions. Minimum Qualifications • Strong foundation in Digital Signal Processing (DSP). • 3-5 years of experience in audio/signal processing algorithm development. • Deep understanding of adaptive filter theory (LMS, NLMS, RLS, Kalman filtering). • Strong background in linear algebra, probability, and statistical signal processing. • Experience with mathematical optimization techniques. • Expertise in MATLAB and/or Python. • Good programming skills in C/C++. Preferred Qualifications • Experience with ECNS or echo cancellation systems. • Experience with multi-microphone systems and beamforming. • Exposure to DSP + AI hybrid audio systems. • Familiarity with embedded systems and real-time constraints. • Experience analyzing real-world audio issues and system-level tradeoffs. Education Requirements Master’s or PhD in Electrical Engineering, Signal Processing, Applied Mathematics, or related field. Keywords DSP, Adaptive Filtering, LMS, NLMS, RLS, Optimization, Convex Optimization, Echo Cancellation, Noise Suppression, Beamforming, Speech Enhancement, Audio Signal processing, Mathematical Modeling Minimum Qualifications: • Bachelor's degree in Engineering, Information Systems, Computer Science, or related field and 2+ years of Systems Engineering or related work experience. OR Master's degree in Engineering, Information Systems, Computer Science, or related field and 1+ year of Systems Engineering or related work experience. OR PhD in Engineering, Information Systems, Computer Science, or related field. Applicants: Qualcomm is an equal opportunity employer. If you are an individual with a disability and need an accommodation during the application/hiring process, rest assured that Qualcomm is committed to providing an accessible process. You may e-mail disability-accomodations@qualcomm.com or call Qualcomm's toll-free number found here. Upon request, Qualcomm will provide reasonable accommodations to support individuals with disabilities to be able participate in the hiring process. Qualcomm is also committed to making our workplace accessible for individuals with disabilities. (Keep in mind that this email address is used to provide reasonable accommodations for individuals with disabilities. We will not respond here to requests for updates on applications or resume inquiries). Qualcomm expects its employees to abide by all applicable policies and procedures, including but not limited to security and other requirements regarding protection of Company confidential information and other confidential and/or proprietary information, to the extent those requirements are permissible under applicable law. To all Staffing and Recruiting Agencies: Our Careers Site is only for individuals seeking a job at Qualcomm. Staffing and recruiting agencies and individuals being represented by an agency are not authorized to use this site or to submit profiles, applications or resumes, and any such submissions will be considered unsolicited. Qualcomm does not accept unsolicited resumes or applications from agencies. Please do not forward resumes to our jobs alias, Qualcomm employees or any other company location. Qualcomm is not responsible for any fees related to unsolicited resumes/applications. If you would like more information about this role, please contact Qualcomm Careers.