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Location

Chennai | India

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Job description

Title: Roles and Responsibilities for Antilock Braking System (ABS) Algorithm Designer / Developer
Introduction:
As an Antilock Braking System (ABS) algorithm designer / developer, you are tasked with the critical responsibility of designing, implementing, and optimizing algorithms that govern the functionality of ABS systems in vehicles. Your expertise is crucial in ensuring the safety, reliability, and effectiveness of ABS technology, which plays a vital role in preventing wheel lock-up and maintaining vehicle control during braking maneuvers.

Roles and Responsibilities:
1. Algorithm Design and Development:
ï'§ Design and develop algorithms for Antilock Braking System ECU that regulates brake pressure to prevent wheel lock-up while optimizing braking performance.
ï'§ Generate flow charts for the algorithm.
ï'§ Employ mathematical modeling and control theory principles to formulate effective ABS and sub-function algorithms.
ï'§ Collaborate with system architects to understand requirements and constraints for ABS functionality.
ï'§ Analyze functional and non-functional requirements for the ABS system, considering factors such as vehicle dynamics, road conditions, and driver behavior.
ï'§ Define algorithmic requirements and specifications based on system-level requirements, ensuring alignment with safety, performance, and regulatory standards.

2. Simulation and Testing:
ï'§ Provide input to utilise the simulation tools and software to model ABS behavior under various driving conditions and scenarios.
ï'§ Conduct or provide support for extensive testing and validation of ABS algorithms using simulation environments, real-world testing, and vehicle testing rigs.
ï'§ Analyze test results to assess the performance, safety, and efficiency of ABS algorithms and identify areas for improvement.

3. Algorithm Implementation:
ï'§ Translate algorithm designs into models and support the software team to generate executable code using MATLAB/Simulink.
ï'§ Implement ABS algorithms within the ABS functional module software framework, ensuring compatibility with hardware platforms and real-time constraints.
ï'§ Collaborate with software engineers and developers to integrate ABS algorithms into the overall vehicle control system architecture.

4. Performance Optimization:
ï'§ Optimize the algorithms for responsiveness, stability, and efficiency across a wide range of operating conditions, including dry, wet, and slippery surfaces.
ï'§ Fine-tune control parameters and thresholds to achieve optimal balance between braking force and wheel slip, minimising stopping distance while preventing wheel lock-up.
ï'§ Address challenges such as brake fade, wheel speed sensor inaccuracies, sensor noise, processing latency, data fusion and non-linear vehicle dynamics to enhance ABS performance.

5. Safety and Compliance:
ï'§ Ensure that ABS algorithms comply with automotive safety standards, regulations, and industry best practices, including ISO 26262 functional safety standards.
ï'§ Implement safety-critical features such as fault detection, error handling, and fail-safe mechanisms to mitigate risks associated with ABS operation.
ï'§ Collaborate with safety engineers and regulatory authorities to assess and validate ABS functional module designs for compliance and certification.

6. Integration and Validation:
ï'§ Collaborate with hardware, software and System Engineering teams to integrate ABS algorithms into the overall vehicle control system architecture.
ï'§ Conduct integration testing to verify the interaction between ABS algorithms and other vehicle systems.
ï'§ Validate ABS functionality through rigorous testing protocols and compliance with automotive standards and regulations.

7. Fault Tolerance and Safety:
ï'§ Design ABS algorithms with robust fault detection and tolerance mechanisms to mitigate risks associated with sensor failures, hydraulic system malfunctions, and other potential issues.
ï'§ Implement safety-critical features such as fail-safe modes and redundant braking strategies to ensure the integrity of ABS operation under adverse conditions.
ï'§ Collaborate with safety engineers to assess and mitigate potential hazards related to ABS functionality and ensure compliance with automotive safety standards.

8. Documentation and Reporting:
ï'§ Document ABS algorithm designs, implementation details, and validation results in comprehensive technical documents and reports.
ï'§ Maintain clear and up-to-date documentation to facilitate knowledge transfer, code reviews, and system troubleshooting.
ï'§ Prepare presentations and communicate algorithm performance, validation findings, and recommendations to stakeholders, project teams, and management.

Qualification:
Graduate or Post-graduate with experience in developing algorithm for ABS. Should have strong knowledge in Vehicle Dynamics and automotive technology. Should have experience in Vehicle testing.

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