L3 Engineer Chip-Level Motherboard Repair

Job Title: L3 Chip-Level Repair Engineer

Department: Laptop & Desktop Repair

Experience: 26 Years

Job Type: Full-Time

Job Summary

We are looking for a skilled L3 Chip-Level Repair Engineer with 2–6 years of hands-on experience in advanced laptop and desktop motherboard diagnostics, troubleshooting, and component-level repairs.

The ideal candidate should have strong expertise in multi-brand motherboard debugging, circuit-level fault identification, BIOS programming, and SMD component repair. The candidate must be capable of independently diagnosing and resolving complex motherboard issues using schematics, board-view diagrams, and advanced diagnostic tools.

Key Responsibilities & Technical Skills

1. Advanced Motherboard Diagnostics

- Diagnose and troubleshoot complex motherboard issues, including No Power, No Display, No POST, boot failures, and charging-related problems.
- Identify short circuits, faulty components, and voltage-related issues at the motherboard level.
- Perform root cause analysis and provide effective repair solutions.

2. Chip-Level & Component-Level Repair

- Perform advanced chip-level and motherboard-level repairs on laptops and desktops.
- Expertise in SMD soldering, desoldering, IC replacement, MOSFET replacement, and PCB track repair.
- Identify and replace defective electronic components, including capacitors, resistors, diodes, transistors, and ICs.

3. Multi-Brand Motherboard Repair

- Hands-on experience in repairing motherboards of multiple brands, including Dell, HP, Lenovo, Acer, ASUS, and other laptop/desktop brands.




- Ability to troubleshoot different motherboard architectures and circuit designs.

4. Circuit Debugging & Schematic Analysis

- Read and interpret motherboard schematics and boardview diagrams.
- Trace voltage rails, analyze power sequences, identify short circuits, and diagnose faulty circuits.
- Understand motherboard architecture, power management circuits, and signal pathways.

5. BIOS & Firmware Programming

- Experience in BIOS/UEFI flashing, SPI programming, BIOS chip replacement, and firmware recovery.
- Knowledge of EC/KBC programming and troubleshooting.
- Understanding of Secure Boot, TPM, and firmware-related issues.

6. Power Circuit & Advanced Troubleshooting

- Robust understanding of MOSFETs, PWM controllers, VRMs, charging circuits, power ICs, and voltage regulators.
- Troubleshoot CPU, RAM, display, and other motherboard-related circuits.
- Understand voltage sequencing, power rails, and power management systems.

7. Diagnostic Tools & Equipment Hands-on experience using:

- Digital Multimeter
- DC Power Supply
- Oscilloscope
- Hot Air Rework Station
- Soldering Station
- BIOS/SPI Programmers
- Other motherboard diagnostic and repair tools

8. Quality Control & Repair Validation





- Perform post-repair testing and ensure motherboard functionality and stability.
- Maintain repair quality and minimize repeat failures.
- Document technical findings and repair activities.

Required Qualifications

- Diploma, ITI, or Degree in Electronics, Electrical, or a related technical field preferred.
- 2–6 years of practical experience in laptop/desktop motherboard-level and chip-level repairs.
- Strong knowledge of electronic components, circuit debugging, and motherboard architecture.
- Ability to independently diagnose and repair complex motherboard faults.
- Strong analytical, troubleshooting, and problem-solving skills.

Preferred Candidate Profile We are looking for candidates who have:

- Proven hands-on experience in L3 motherboard repair and chip-level troubleshooting.
- Strong expertise in multi-brand laptop and desktop motherboard repairs.
- Practical experience with schematic reading, boardview analysis, and BIOS programming.
- Expertise in SMD rework, IC replacement, and advanced circuit-level diagnostics.
- The ability to handle complex motherboard repair cases independently.

Key Skills - Chip Level Repair | Motherboard Repair | Laptop Motherboard Repair | Desktop Motherboard Repair | L3 Engineer | Electronics Repair | Circuit Debugging | Schematic Reading | Boardview | BIOS Programming | BIOS Flashing | SPI Programming | EC/KBC | SMD Soldering | IC Replacement | MOSFET | VRM | Power Circuit Repair | No Power | No Display | No POST | PCB Repair | Laptop Hardware Troubleshooting

📌 Chip-Level Repair Engineer (Bengaluru)
🏢 Kuzagan Services
📍 Bengaluru