Customer Service Specialist

RTX; Singapore; On-site; SGD 54,000 - 74,000; Full time

Benefits offered by this job

Company transport provided

Health benefits

Career development and certifications

Job summary

RTX in Singapore is seeking a Customer Service Specialist to support seamless commercial processing, quotations, and invoicing. You will coordinate with Engineering, Planning, Operations and Finance to ensure timely quotations and accurate billing in a fast-paced environment.

Degree in Aerospace or Business/Engineering is preferred, with strong Excel and communication skills. Experience with SAP is a plus and the role is onsite in Singapore.

Qualifications

• Degree in Aerospace, Business, or Engineering or related experience.
• Strong data handling and documentation accuracy.
• Ability to interpret technical and commercial information for quotes and invoicing.
• Excellent written and verbal communication.
• Proficiency in Excel; SAP experience is advantageous.

Responsibilities

• As a Customer Service Specialist, you will ensure seamless customer support and accurate commercial processing.
• Prepare and issue customer quotations based on inputs, scope and pricing guidelines.
• Perform detailed invoice reviews for billing accuracy and contractual compliance.
• Manage customer inquiries on pricing, status, lead times and scope.
• Collaborate with Engineering, Planning, Operations and Finance to support quotation and invoicing.
• Monitor work orders and ensure accurate cost capture and commercial setup.
• Support resolution of pricing discrepancies, invoice disputes and customer claims.
• Maintain records across systems and contribute to process improvements.

Skills

Excel

VBA

SAP

Attention to detail

Data interpretation

Cross-functional collaboration

Communication

Problem solving

Multi-priority management

Education

Degree in Aerospace, Business, or Engineering

Tools

MS Office

ERP systems

Job description

Date Posted: 2026-09-03

Country: Singapore

Location: SG-01-SINGAPORE-005 B1 ~ 5 Tuas Dr 2 ~ 5 TUAS DR 2-005 B1

Position Role Type: Onsite

Pratt & Whitney, an RTX business, is a world leader in the design, manufacture and service of aircraft engines and auxiliary power units for commercial, military and business aircraft. Through industry-leading businesses – Collins Aerospace, Pratt & Whitney, and Raytheon – RTX pushes the limits of technology and science to redefine how we connect and protect our world.We are advancing aviation, engineering integrated defense systems, and developing next-generation technology solutions and manufacturing to help global customers address their most critical challenges. Make a difference with a career at Pratt & Whitney.

What You Will Do

• As a Customer Service Specialist, you will play a key role in ensuring seamless customer support, accurate commercial processing and timely cross-functional coordination.

• Prepare and issue customer quotations based on technical inputs, service scope and established pricing guidelines.

• Perform detailed invoice reviews to ensure billing accuracy, contractual compliance and alignment with agreed pricing structures.

• Manage customer enquiries relating to pricing, service status, lead times and scope clarification.

• Collaborate with Engineering, Planning, Operations and Finance to facilitate accurate and timely quotation and invoicing processes.

• Monitor work orders and ensure accurate cost capture and commercial setup within internal systems.

• Support the resolution of pricing discrepancies, invoice disputes and customer claims.

• Maintain accurate customer, quotation and transactional records across relevant systems.

• Contribute to continuous improvement initiatives focused on invoicing efficiency, quotation turnaround time and customer responsiveness.

• Undertake other duties and responsibilities as assigned by the organisation.

Qualifications You Must Have

• Degree in Aerospace, Business, or Engineering, or equivalent working experience in a related field

• Strong attention to detail and accuracy in data handling and documentation

• Ability to interpret technical and commercial information for quotation and invoicing activities

• Good analytical and problem-solving skills

• Proficiency in Microsoft Excel and standard office applications

• Strong written and verbal communication skills

• Ability to manage multiple priorities in a fast-paced environment

• Proficiency in programming, VBA, and SAP is an advantage

• Qualifications We Prefer

• Experience in aerospace, MRO, manufacturing, or similar technical service industries

• Prior exposure to customer service, quotation management, or billing/invoicing processes

• Familiarity with ERP systems (e.g., SAP or similar platforms)

• Understanding of technical repair terminology or industrial service environments

• Experience working in cross-functional or global teams

• Ability to identify process improvements and drive efficiency initiatives

Qualifications We Prefer

• Experience within aerospace, MRO, manufacturing or a comparable technical service industry.

• Prior exposure to customer service, quotation management, billing or invoicing processes.

• Familiarity with ERP platforms such as SAP.

• Understanding of technical repair terminology or industrial service environments.

• Experience collaborating across cross-functional or global teams.

• Ability to identify process improvements and drive operational efficiencies.

• Knowledge of programming or VBA would be advantageous.

What You Will Learn

• End-to-end commercial processes, including quotation development and invoicing controls

• Cost build-up, pricing structures, and contract interpretation

• Cross-functional collaboration across technical, operational, and finance teams

• Customer relationship management in a technical and service-driven environment

• Industry practices, contractual frameworks, and operational workflows

What We Offer

• Career and skills development opportunities.

• Employee scholarship programme for further education.

• Comprehensive health, medical and dental benefits.

• On-the-job training and access to internal and external certifications.

• Competitive remuneration package.

• Allowances and overtime benefits, where applicable.

• Company transport provided, subject to site availability.

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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