Sales & Service Engineer

Date Posted:

2026-08-28

Country:

Singapore

Location:

SG-01-SINGAPORE-018L ~ 18 Loyang Ln ~ 18 LOYANG LN

Position Role Type:

Hybrid

At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.

Collins Aerospace is a leader in technologically advanced, intelligent solutions that help redefine the aerospace and defense industry. With a comprehensive portfolio and deep technical expertise, we help customers meet the demands of the global market. Join us and help shape the future of aerospace and defense.

Advanced Thermal Sciences (ATS), is a leading supplier of temperature control systems. Markets served include semiconductor/microelectronics, solar, laser, and more. ATS manufactures standard and custom engineered products to provide customers with the right solution.

What You Will Do *

Technical Sales & Business Development

• Promote and sell precision chillers to semiconductor OEMs, fabs, and OSATs
• Identify new business opportunities and develop customer accounts
• Prepare technical proposals and quotations based on application needs
• Collaborate with customers and internal engineering teams on solutions and customization
• Deliver product presentations, training, and technical briefings
• Build long-term customer relationships to support repeat business
• Installation, Service & Technical Support
• Perform or coordinate installation, commissioning, and site acceptance
• Troubleshoot electrical, refrigeration, and control system issues
• Conduct preventive maintenance, repair, and performance verification
• Provide on-site and remote technical support, including on-call support
• Support warranty cases and recommend spare parts.

Customer Support & Coordination

• Serve as the primary technical contact for customers
• Respond to service requests and resolve issues promptly
• Coordinate with engineering, operations, and logistics teams
• Participate in customer meetings and regular updates
• Operational & Administrative Duties
• Maintain service reports, logs, and documentation
• Track service activities and managing spare parts
• Ensure tools and equipment are properly maintained and calibrated.

Qualifications You Must Have *

Education & Experience

• Diploma or Degree in Mechanical, Electrical, Mechatronics, or related field
• 2–5 years of relevant experience in semiconductor equipment, chillers, HVAC, or similar industries preferred
• Fresh graduates with strong technical aptitude are welcome to apply
   

Technical Knowledge

• Basic knowledge of refrigeration systems (compressor, condenser, evaporator, expansion devices)
• Familiarity with electrical and control system troubleshooting
• Strong analytical and problem-solving skills).
   

Skills & Competencies

• Good communication and presentation skills
• Fluent in English; Mandarin proficiency preferred for regional support
• Customer-oriented, self-driven, and able to work independently
• Strong organizational and multitasking abilities.

Other Requirements

• Willing to travel locally and overseas (~20%)
• Able to work in cleanroom environments
• Willing to provide on-call support when required
• Driving licence preferred

RTX adheres to the principles of equal employment. All qualified applications will be given careful consideration without regard to ethnicity, color, religion, gender, sexual orientation or identity, national origin, age, disability, protected veteran status or any other characteristic protected by law.  

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