YES (Yield Engineering Systems, Inc.) is a leading manufacturer of reliable, high-tech, cost-effective capital equipment that transforms materials and surfaces at the nanoscale. From startups to the Fortune 50, our customers rely on YES to help them unleash products that change lives – from cellphones and IoT devices, to AI and virtual reality, to diagnostic tests for COVID.

As a preferred provider of wet and dry process technology, we look forward to talking with smart, energetic, team-oriented people who can grow with us. We provide competitive salary and benefits and some of the best co-workers you’ll find anywhere. If this appeals to you, please read on!

Job Title: Field Service Engineer

Location: Coimbatore.

We are seeking a highly motivated and customer-oriented Field Service Engineer to join our Global Customer Support organization. The successful candidate will be responsible for installing, commissioning, troubleshooting, maintaining, and supporting YES semiconductor capital equipment at customer sites worldwide.

This position requires strong electro-mechanical troubleshooting skills, excellent customer communication, and the ability to work independently in a fast-paced, international environment. The Field Service Engineer serves as the primary technical representative of YES at customer sites, ensuring maximum equipment uptime, customer satisfaction, and successful project execution.

Key Responsibilities

- Install, commission, qualify, and start up semiconductor capital equipment at customer facilities.
- Perform equipment acceptance testing, system verification, and functional validation according to YES standards.
- Troubleshoot and resolve complex mechanical, electrical, vacuum, pneumatic, software, and process-related issues.
- Execute preventive maintenance, corrective maintenance, upgrades, retrofits, and field modifications.
- Diagnose equipment failures using system logs, electrical schematics, mechanical drawings, PLC diagnostics,



and software tools.
- Support customer production by minimizing equipment downtime and restoring systems to full operational capability.
- Perform equipment calibration, alignment, testing, and process verification after service activities.
- Document all service activities, root cause analysis, corrective actions, and customer interactions in the service management system.
- Collaborate with Technical Support, Engineering, Manufacturing, Product Management, and Quality teams to resolve complex technical issues.
- Escalate recurring issues and provide field feedback to support product reliability improvements and engineering change initiatives.
- Build and maintain strong customer relationships by providing professional, responsive, and high-quality technical support.
- Conduct customer operator and maintenance training on equipment operation, preventive maintenance, and best practices.
- Ensure compliance with all customer safety requirements, company policies, and industry standards while working at customer sites.
- Maintain service tools, calibration equipment, spare parts inventory, and service documentation.
- Participate in on-call support and emergency customer escalations as required.

Desired Characteristics

- Robust customer service mindset with excellent interpersonal skills.
- Passion for solving complex technical problems.
- Self-motivated with the ability to work independently under minimal supervision.
- Strong analytical and systematic troubleshooting approach.
- Excellent communication and technical presentation skills.




- Ability to perform effectively under pressure and manage multiple customer priorities.
- High degree of ownership, accountability, and professionalism.
- Team player with strong collaboration skills across global organizations.
- Flexible and adaptable to changing customer schedules and business priorities.

Qualifications & Experience

- Bachelor's degree in Mechanical Engineering, Electrical Engineering, Electronics Engineering, Mechatronics, Instrumentation, or a related engineering discipline.
- 2–6 years of experience in Field Service, Equipment Engineering, Manufacturing Engineering, or Technical Support within semiconductor capital equipment, industrial automation, or precision machinery industries.
- Hands-on experience with semiconductor manufacturing equipment is highly preferred.
- Strong troubleshooting skills in: Mechanical systems ,Electrical and electronic systems Vacuum systems , Pneumatic systems ,Motion control systems ,PLCs and industrial automation ,Sensors, actuators, and instrumentation ,
- Ability to read and interpret: Electrical schematics ,Mechanical drawings ,P&IDs; ,Wiring diagrams ,Bills of Materials (BOMs) .
- Knowledge of root cause analysis methodologies such as 5 Why, Fishbone, or FMEA.
- Experience with industrial communication protocols and automation systems is an advantage.
- Familiarity with ERP, CRM, or Field Service Management systems is preferred.
- Excellent verbal and written English communication skills.
- Valid passport and willingness to travel extensively (60–80%) domestically and internationally.

Compensation

- YES offers a stimulating and fun working environment, competitive salaries and benefits, and long-term incentives.

Additional Information

- YES is an equal opportunity employer and values diversity. All employment is decided based on qualifications, merit and business need.

Come find out why YES is such a great place to work. Apply today!

📌 Field Services Engineer (Coimbatore)
🏢 Yield Engineering Systems
📍 Coimbatore