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Last updated on April 2, 2024.

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Yokohama Sewer Recruiting Guide

Renewed the sewer recruitment brochure for the first time in five years!

Outer of Recruit Pamphlet


The middle surface of Recruit Pamphlet


Introduces people working in the sewerage field of Yokohama City and topics related to sewerage.
Please download it!

Through the staff of Yokohama City involved in the sewer business, we introduce the roles of the sewer.
Please watch it!

Sewer work to protect civil life


Photo above Chubu Wastewater Treatment Plant

In order to protect a sanitary and comfortable life, we design and maintain facilities and equipment such as sewer pipes and water reclamation centers, and provide stable sewerage services 24 hours a day, 365 days a year.
Staff of various occupations such as civil engineering, electrical, mechanical, environmental, and clerical work are engaged in work related to sewerage every day.

People working in Yokohama sewerage

Civil engineering


State at the time of confirmation of completed sewer pipe

In addition to formulating sewerage business plans and designing and estimating construction, it is responsible for on-site supervision so that construction can proceed smoothly and safely. In addition, maintenance and management of existing sewer pipes is one of the important tasks in order to prevent flooding and road collapse and minimize damage during disasters. In addition, civil engineering work has a wide range of duties, including the construction of water reclamation centers and pumping stations.

  • Major Places of Active Participation…City Hall, Public Works Office, Sewer Office
  • Major Operations………Planning, facility design and cost estimation, construction supervision, facility maintenance and management

State of the staff meeting
Meetings in the section

Electrical and Machinery

Meetings with relevant departments
Meetings with related departments

In addition to the design, estimation, and supervision of electrical and mechanical equipment construction of sewerage facilities, it is also responsible for the operation and management of the water reclamation center. By ensuring all electrical and mechanical equipment such as power receiving equipment and control equipment in water treatment and sludge treatment facilities, and maintaining and maintaining the facilities so that they can operate 24 hours a day, 365 days a year, a better living environment is provided to citizens. To do.

  • Main places of activity: City hall, water reclamation center, sludge recycling center, sewerage equipment section construction office
  • Main duties: Design and estimation of electrical and mechanical equipment construction, construction supervision, operation and management of facilities

Work in the Central Operation Room
Operation in the Central Operation Room

Environmental Officers

Water quality analysis of sewage flowing into the water reclamation center
Analysis of the water quality of sewage flowing into the water reclamation center

In addition to regulations and guidance on factory wastewater, we are responsible for the analysis and research work necessary for the operation and management of the Water Reclamation Center. In order to protect a good water environment, we will work with specialized knowledge so that we can comply with the water quality standards stipulated in the Sewerage Law and the regulations of Yokohama City.

  • Main places of activity: City hall, water reclamation center
  • Main duties: Regulations and guidance, on-site inspections, surveys, research and analysis, sewage treatment adjustment

Clerical Staff

Exhibitions in Vietnam
Exhibits in Vietnam

It covers a wide range of office work, accounting work, general affairs, labor, international and public relations related to sewerage management. We support many operations so that the sewerage business, which has many assets and human resources, can be operated stably.

  • Main places of activity: City hall, each sewer facility
  • Main duties: General affairs, accounting, general affairs and labor, planning, public relations, international affairs

Related information

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Inquiries to this page

Management Promotion Division, Sewerage and Rivers Bureau Management Promotion Department

Phone: 045-671-2941

Phone: 045-671-2941

Fax: 045-664-0571

E-Mail address gk-management@city.yokohama.lg.jp

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Page ID: 428-335-454

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