Senior Multimedia Audio Test Automation Engineer

Description :Job Title : Senior Multimedia Audio Test Automation EngineerLocation : Bangalore (On-site)Experience : 5-7 YearsJoining : ImmediateAbout the Role :- We are looking for an experienced Senior Multimedia Audio Test Automation Engineer to lead the validation of key multimedia featuresespecially automated audio quality testingon pre-production engineering sample mobile devices.- This role is critical to ensuring world-class multimedia performance before products reach mass production. You will design high-precision automation frameworks, develop advanced audio analysis scripts, and ensure seamless testing across various output peripherals.- In addition to audio, you will also contribute significantly to automation of camera and other multimedia subsystems, ensuring an exceptional end-to-end user experience.Key Responsibilities :1. Audio Test Automation (Primary Focus) :- Design, develop, and maintain a robust, scalable, and fully unattended audio automation framework for Android mobile devices.- Build automated scripts to measure and detect :1. Noise levels2. Distortion & artifacts3. Signal-to-Noise Ratio (SNR)4. Total Harmonic Distortion (THD)5. Frequency response- Automate test cases across all major audio output paths :1. Built-in Speakers (top & bottom)2. Wired Headsets (USB-C / 3.5mm adapter)3. Bluetooth Headsets (A2DP, HFP, LE Audio profiles)- Develop algorithms/frameworks to detect various audio noise types with high accuracy.- Work on audio drivers, audio paths, and audio encode/decode pipelines.- Integrate automated audio tests into CI/CD pipelines, supporting continuous regression in unattended lab environments.- Analyze failures, perform root cause analysis, and work closely with software, hardware, and driver teams to close issues.- Configure and manage audio test instruments including :1. Audio analyzers (e.g., Audio Precision)2. Head & Torso Simulators (HATS)3. Signal generators and measurement equipment2. Camera & Multimedia Test Automation (Secondary Focus) :- Create automation scripts for critical camera KPIs, including :1. Face Detection : Accuracy, robustness, response time2. FPS : Stability during video preview and recording3. Preview Quality : Latency, rendering accuracy, supported resolutions4. Motion Detection : Sensitivity and precision- Contribute to automation of :1. Video playback/recording performance2. Codec validation (H.264, HEVC, AV1)3. Display and multimedia subsystem behaviors3. Automation Framework & Collaboration :- Write clean, modular, and well-documented automation code using Python and related scripting tools.- Develop reusable automation components and ensure scalability across testing environments.- Collaborate with cross-functional teamssoftware, hardware, camera, multimedia, and QAto drive end-to-end validation.- Participate in debugging sessions, feature reviews, and automation strategy Skills & Expertise :- 5- 7 years of experience in multimedia test automation, with strong focus on audio testing.- Deep knowledge of :1. Audio drivers & signal paths2. Audio encoding/decoding (PCM, AAC, SBC, LC3, etc.)3. Objective audio measurement techniques- Strong hands-on experience in :1. Python-based automation2. Android/ADB tools3. Automated validation frameworks- Experience in analyzing audio anomalies : noise, clipping, distortion, artifacts.- Familiarity with audio measurement equipment (Audio Precision, HATS, signal generators).- Good understanding of Bluetooth audio profiles (A2DP, HFP, LE Audio).- Ability to perform root cause analysis and work with engineering teams.Good to Have :- Knowledge of camera HAL, media frameworks, and Android multimedia architecture.- Exposure to ML-based audio analysis or DSP techniques.- Experience with Jenkins, Git, CI/CD systems.- Background in mobile device testing or chipset-level multimedia validation.Soft Skills :- Strong analytical and debugging skills.- Excellent communication and documentation abilities.- Proactive, detail-oriented, and able to work independently.- Ability to collaborate in fast-paced, cross-functional engineering teams.Why Join Us ?- Work directly on next-gen mobile platforms and pre-production engineering samples.- Lead high-impact multimedia validation used across global product lines.- Opportunity to innovate in audio automation & multimedia testing.- Fast interview process and immediate joining. (ref:hirist.tech)