Yamaguchi Uponor
GF Industry and Infrastructure Flow Solutions, a division of GF, is the world's leading supplier of piping systems. We enable the safe and sustainable transport of fluids.

Our business is driven by industry-leading sustainability levels, innovation through digital solutions and investment in a culture based on performance, learning and caring.

If you're passionate about technology, sustainability, and global collaboration — you'll feel right at home with us.


The Technical Service Engineer – Product & Fusion (Welding) Machine Support provides technical support for GF Japan's piping systems and Fusion (Welding) machines.


This role focuses on product-related and machine-related technical support, including setup, basic adjustment, and on-site assistance for Fusion (Welding) machines.

Key Responsibilities

Provide technical support for GF piping products and Fusion (Welding) machines
Support installation, commissioning, and basic adjustment of Fusion (Welding) machines at customer sites
Respond to technical inquiries related to product applications, machine operation, and usage
Provide on-site technical assistance during customer trials, test runs, and initial operations
Support Fusion (Welding) machine demonstrations at customer sites, exhibitions, and technical seminars when required
Prepare, inspect, and perform basic maintenance of demo and support machines
Act as a technical support contact in collaboration with senior engineers, sales, and application teams

Required Qualifications

Basic technical knowledge in mechanical, electrical, or industrial engineering, or equivalent practical experience
Strong interest in product support and technical support for industrial machinery
Willingness to work directly with customers and provide on-site technical support
Ability and willingness to travel domestically for customer support activities

Contact Person

Yuki Konomi HR Manager

Please submit your application via the 'Apply' button. The recruiter's email is for enquiries only.
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  • Yamaguchi Uponor

    The Technical Service Engineer – Product & Fusion (Welding) Machine Support provides technical support for GF Japan's piping systems and Fusion (Welding) machines.This role focuses on product-related and machine-related technical support, including setup, basic adjustment, and on ...

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