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MARUWA CO., LTD. Tech Stack

Ceramic substrates and electronic components for semiconductors, automotive, and RF

Glass, Ceramics and Concrete Manufacturing Owariasahi-city, Aichi 1,001–5,000 employees Founded 1973 Public Company

MARUWA manufactures ceramic substrates, EMC components, and quartz glass for power devices, semiconductors, automotive electronics, and RF applications. The company operates vertically integrated — from raw material production through metalizing and assembly — across manufacturing facilities and sales offices worldwide. Current hiring velocity is accelerating, with manufacturing and engineering roles dominating the 209 open positions, signaling capacity expansion tied to their active push into North American electronic components markets and quartz glass development for semiconductor equipment.

Tech Stack 16 technologies

Core StackAutoCAD SolidWorks Java C# AWS Salesforce Solidworks CAD 3D CAD CNC Microsoft Office Capacitor Excel Word Silicon Carbide

What MARUWA CO., LTD. Is Building

◆Challenges

Strengthening qa system
Yield improvement
Strengthening sales organization
Product sales expansion
Production equipment issues
Strengthening semiconductor sales
Quality issues in component implementation
Increasing order volume
New business unit launch
Development productivity improvement

▲Active Projects

Yield improvement
New equipment implementation
New business unit launch
Toki factory system implementation
New product launch quality establishment
New business opportunities for electronic components in north america
Quartz glass process development for semiconductor equipment
Quality complaint elimination
New factory equipment introduction
New product material development

Hiring Activity

Accelerating210 roles · 100 in 30d

Department

Manufacturing

74

Engineering

71

Sales

35

HR

8

Ops

7

Product

3

Finance

2

Legal

2

Seniority

Mid

120

Senior

38

Manager

28

Junior

19

Lead

4

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About MARUWA CO., LTD.

MARUWA is a publicly traded ceramics manufacturer founded in 1973, headquartered in Owariasahi, Aichi, Japan, with 1,001–5,000 employees and operations in the United States, Japan, and Hungary. The company specializes in alumina, aluminum nitride, and zirconia-toughened alumina substrates; metallized and multilayer ceramic assemblies; and electronic components including multilayer capacitors, ferrite sheets, and microwave dielectric ceramics. Products serve power semiconductors, mobile and network infrastructure, LED lighting, automotive electronics, RF systems, and semiconductor manufacturing equipment. The company performs in-house production of base materials through metalizing and assembly, positioning itself as a vertically integrated supplier.

HeadquartersOwariasahi-city, Aichi

Company Size1,001–5,000 employees

Founded1973

Hiring MarketsJapan, United States, Hungary

Frequently Asked Questions

What does MARUWA manufacture?

MARUWA produces ceramic substrates (alumina, aluminum nitride, silicon nitride), metallized and multilayer ceramics, electronic components (capacitors, ferrite sheets, EMC filters), quartz glass, and LED lighting products for semiconductors, automotive, RF, and consumer electronics.

Where is MARUWA headquartered?

MARUWA is headquartered in Owariasahi-city, Aichi, Japan. The company operates manufacturing and sales offices in Japan, the United States, and Hungary.