Mixed Signal Engineer

Weekday AI (YC W21); Bengaluru; On-site; INR 100,000 - 3,000,000; Full time

Job summary

Weekday AI is seeking an experienced Hardware Engineer in Bengaluru to design mixed-signal systems and power electronics for aerospace-grade products.

You will create architectures, schematics, and PCB designs, and work with firmware, mechanical, and quality teams to ensure robust hardware.]

Qualifications

• Experience in complete product lifecycle from concept, design, validation, and production release.
• Strong knowledge of analog and digital circuit design and mixed-signal architectures.
• Familiarity with aerospace/defense standards such as DO-160, DO-178C, and DO-254; design traceability and certification support.

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.

Skills

Analog & Digital Design

Mixed Signal Design

ADC/DAC Interface

Signal Conditioning

MCU/DSP/FPGA

SPI/I2C/UART/CAN

Power Supply Design

Signal Integrity

EMI/EMC Design

PCB Layout Review

Hardware Debugging

Education

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

Tools

LTspice

PSpice

Oscilloscope

Logic Analyzer

Spectrum Analyzer

Network Analyzer

Job description

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