Lead Fields Service Engineer- Semiconductor

Quest Global; Bengaluru; On-site; INR 1,800,000 - 2,400,000; Full time

Job summary

Quest Global in Bengaluru is seeking an experienced Field Service Engineer to install and maintain advanced semiconductor equipment, including photolithography, etch, CVD, PVD, ALD, diffusion and implant tools. You will diagnose complex electromechanical and pneumatic systems and develop PM programs for high uptime.

This role collaborates with vendors and process teams to ensure best-in-class performance. You will oversee installation and qualification of multi-million-dollar capital equipment,

Qualifications

• Field service engineer with 10–18 years of experience.
• Experience installing and maintaining semiconductor equipment (photolithography, etch, CVD, PVD, ALD, diffusion, implant).
• Ability to diagnose process deviations and implement corrective actions in a high-volume manufacturing environment.
• Ability to develop plasma etch recipes to meet profile and selectivity specs.

Responsibilities

• Maintain RF generators, vacuum pumps, and gas delivery systems for plasma etch reactors.
• Diagnose and repair complex electromechanical and pneumatic systems.
• Optimize chamber cleaning procedures and preventative maintenance schedules for process control.
• Troubleshoot laser systems, optical alignments, robotics, and high-precision stages.
• Develop PM programs to achieve high equipment availability (>90-95%).
• Oversee installation and OQ of multi-million-dollar capital equipment with vendors and process teams.
• Ensure adherence to EHS and cleanroom protocols.

Skills

Field service engineering

Equipment maintenance

Diagnostic troubleshooting

Tools

Photolithography equipment

Etch/CVD/PVD/ALD tools

Job description

Job Requirements

At Quest Global, it’s not just what we do but how and why we do it that makes us different. With over 25 years as an engineering services provider, we believe in the power of doing things differently to make the impossible possible. Our people are driven by the desire to make the world a better place—to make a positive difference that contributes to a brighter future. We bring together technologies and industries, alongside the contributions of diverse individuals who are empowered by an intentional workplace culture, to solve problems better and faster.

Key Responsibilities

Installation and Maintenance of semiconductor manufacturing equipment like Photolithography, CVD, PVD, Etch, Diffusion, Implant, Wirebond, Flip Chip, Die Attach, Molding and Testing tools.

• Ensure high uptime for plasma etch reactors by maintaining RF generators, vacuum pumps, and gas delivery systems
• Diagnose and repair complex electromechanical and pneumatic systems
• Optimize chamber cleaning procedures and preventative maintenance schedules for selectivity and profile control
• Troubleshoot laser systems, optical alignments, robotics, and high-precision stages
• Develop, implement, and optimize preventative maintenance (PM) programs to achieve industry-leading equipment availability (target >90-95%) and reduce Mean Time Between Failures (MTBF)
• Manage the seamless installation and operational qualification (OQ) of new multi-million-dollar capital equipment, collaborating with vendors and process engineering teams
• Ensure all maintenance and operation procedures strictly adhere to environmental, health, and safety (EHS) regulations and cleanroom protocols

We are known for our extraordinary people who make the impossible possible every day. Questians are driven by hunger, humility, and aspiration. We believe that our company culture is the key to our ability to make a true difference in every industry we reach. Our teams regularly invest time and dedicated effort into internal culture work, ensuring that all voices are heard.

We wholeheartedly believe in the diversity of thought that comes with fostering a culture rooted in respect, where everyone belongs, is valued, and feels inspired to share their ideas. We know embracing our unique differences makes us better, and that solving the worlds hardest engineering problems requires diverse ideas, perspectives, and backgrounds. We shine the brightest when we tap into the many dimensions that thrive across over 21,000 difference-makers in our workplace.

Work Experience

• Field service engineer with minimum 10-18 years of experience.
• Installation and Maintenance of semiconductor manufacturing equipment, fine-tune photolithography, Etch, CVD, PVD, ALD, Diffusion and Implant processes to improve yield, efficiency, and performance of semiconductor devices.
• Identify the root causes of process deviations, defects, and yield issues, and implement corrective actions in a high-volume manufacturing environment.
• Develop recipes for plasma etch systems to meet profile and selectivity specs.
• Ensure precise critical dimensions (CDs) are maintained post-process
• Oversee the installation, calibration, corrective and preventive maintenance of Photolithography, Etch, CVD, PVD, ALD, Diffusion and Implant equipment (e.g., steppers, scanners, track systems, metrology tools) to ensure peak performance and stability.

Benefits

• Good exposure for semiconductor clean room.
• Career Growth: Access to continuous learning, certifications, and cross-domain opportunities across semiconductor Equipment manufacturing industry.
• Work Environment: Global collaboration between Japan onsite and India offshore teams, with cultural exchange and career enrichment.