Tomoyuki Yamaguchi - Supervisor - DoCoMo CS Inc. | Himalayas
Tomoyuki YamaguchiTY
Open to opportunities

Tomoyuki Yamaguchi

@cannasuma

Experienced supervisor in telecommunications with strong technical support skills.

Japan

What I'm looking for

I am looking for a role that allows me to utilize my technical expertise and leadership skills in a dynamic environment, with opportunities for growth and development.

I am a seasoned professional with extensive experience in the telecommunications industry, currently serving as a Supervisor at DoCoMo CS Inc. since 2020. My role involves coordinating international roaming tests and managing service launches with roaming partners. I have a proven track record in technical support and team management, ensuring high performance and customer satisfaction.

Before my current position, I held various supervisory roles where I focused on technical support for corporate contracts and managed support desk operations. My career began in procurement and inventory management, where I developed strong organizational skills and a keen understanding of supply chain dynamics. I am passionate about leveraging my skills to drive operational excellence and enhance customer experiences.

Experience

Work history, roles, and key accomplishments

DI

Supervisor

DoCoMo CS Inc.

Jan 2009 - Jan 2014 (5 years)

Managed support desk operations for corporate contract customers, focusing on KPIs such as call completion ratio and response rates.

DI

Procurement and Inventory Specialist

DoCoMo CS Inc.

Jul 2004 - Jan 2009 (4 years 6 months)

Handled procurement and inventory management of cellular phones, planning supply and demand, and coordinating with relevant departments and foreign vendors.

DI

Video Delivery Service Expert

DoCoMo CS Inc.

Jan 2003 - Jul 2004 (1 year 6 months)

Provided technical support for video delivery services via cellular phones, assisting the sales department.

Education

Degrees, certifications, and relevant coursework

FA

Fellow Academy

Literary Translation

2009 - 2010

Participated in a literary translation class, enhancing skills in translating literary works between languages.

SU

Sophia University

Bachelor of English Studies, English Studies

1987 - 1991

Studied English language and literature, focusing on various aspects of English studies including linguistics, literature, and translation.

Tech stack

Software and tools used professionally

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