Mixed Signal Engineer

Weekday AI; Bengaluru; On-site; INR 100,000 - 3,000,000; Full time

Job summary

Weekday AI is seeking a Senior Hardware Engineer in Bengaluru to advance mixed-signal electronic systems in R&D. You will design and optimize analog, digital, and power electronics, bridging hardware with firmware and manufacturing teams.

The role emphasizes DO-160/DO-178C/DO-254 exposure, signal integrity, validation, and certification support for safety-critical electronics.

Qualifications

• Bachelor-level or higher in Electronics/related field.
• Experience across concept to production release lifecycle.
• Exposure to aerospace/defense standards (DO-160/DO-178C/DO-254) is a plus.

Responsibilities

• Design and develop mixed-signal electronic systems with analog, digital, and power electronics.
• Create architectures, schematics, and detailed hardware designs from requirements.
• Design analog circuits including amplifiers, filters, power supplies, sensors, and signal conditioning.
• Develop digital hardware using microcontrollers, DSPs, FPGAs, memory, and interfaces.
• Interface ADCs, DACs, sensors, and high-speed circuits.
• Perform circuit simulation, design analysis, and component selection.
• Review PCB layouts focusing on signal integrity, power integrity, grounding, isolation, EMI/EMC.

Skills

Analog & Digital Circuit Design

Mixed Signal Design Architecture

ADC/DAC Interface Design

Signal Conditioning Circuits

MCU/DSP/FPGA Integration

SPI/I2C/UART

CAN/Ethernet Interfaces

Power Supply Design

Signal & Power Integrity

EMI/EMC Debugging

PCB Layout Review

Hardware Debugging

Education

B.E./B.Tech/M.E./M.Tech in Electronics/Electrical/Instrumentation

Tools

LTspice

PSpice

Oscilloscope

Logic Analyzer

Spectrum Analyzer

Network Analyzer

Job description

This role is for one of Weekday’s clients
Salary range: Rs 100000 - Rs 3000000 (ie INR 1 - 30 LPA)

Location: Bengaluru, Karnataka, India, Bengaluru
JobType: full-time

Experience: 8-15 Years

Department: R&D / Hardware Engineering

Key Responsibilities

• Design and develop mixed-signal electronic systems integrating analog, digital, and power electronics circuits.
• Create system architectures, schematics, and detailed hardware designs based on product requirements.
• Design analog circuits including amplifiers, filters, power supplies, sensor interfaces, and signal conditioning circuits.
• Develop digital hardware using microcontrollers, DSPs, FPGAs, memory, and communication interfaces.
• Interface ADCs, DACs, sensors, and high-speed communication circuits.
• Perform circuit simulation, design analysis, and component selection.
• Review and guide PCB layout activities with focus on signal integrity, power integrity, grounding, isolation, and EMI/EMC compliance.
• Support prototype bring-up, hardware debugging, validation, and qualification testing.
• Conduct root cause analysis and implement corrective actions for design and production issues.
• Work closely with firmware, mechanical, quality, manufacturing, and industrialization teams.
• Support DFM (Design for Manufacturing), DFT (Design for Testability), and productization activities.
• Participate in design reviews, risk assessments, and technical decision-making.
• Knowledge of aerospace and defense standards such as DO-160, DO-178C, and DO-254, with exposure in requirements traceability, verification & validation, design assurance, and certification support for safety-critical electronic systems.

Required Technical Skills

• Strong knowledge of Analog and Digital Circuit Design
• Mixed Signal Design Architecture
• ADC/DAC Interface Design
• Signal Conditioning Circuits
• Microcontrollers, DSPs, and FPGA Integration
• Communication Protocols: SPI, I2C, UART, CAN, RS-485, Ethernet
• Power Supply Design
• Signal Integrity and Power Integrity Analysis
• EMI/EMC Design and Debugging
• PCB Design and Layout Review
• Hardware Debugging and Failure Analysis

Tools

• LTspice, PSpice, etc..
• Oscilloscope, Logic Analyzer, Spectrum Analyzer, Network Analyzer

Cross-Functional Responsibilities

• Collaborate with Industrialization/NPI teams for smooth transition from design to production.
• Support prototype, pilot, and mass production builds.
• Work with SCM, Quality, and Manufacturing teams to address component, production, and reliability issues.
• Drive continuous improvement in product performance, manufacturability, cost, and quality.

Qualifications

• B.E./B.Tech/M.E./M.Tech in Electronics, Electrical, Instrumentation, or related field.
• Experience in complete product lifecycle from concept, design, validation, and production release.

Must-have skills

Mixed Signal IC Design

Good-to-have skills

Hardware Design, Digital Circuit Design, Analog Circuit Design