Manage water and sewer pipeline works for PPP projects, covering design checks, site surveys, contractor selection, schedules, budgets, safety, quality, permits and completion.
About this role
This role is responsible for plant design for domestic and international septic tanks and business wastewater treatment equipment. The work covers projects from planning and design through manufacturing, domestic construction, and operating guidance, with the position focused particularly on plant design.
Day-to-day responsibilities include wastewater treatment calculations, selecting specifications for treatment equipment and auxiliary machinery, preparing proposals and drawings, creating operating plans, and supporting construction and trial operation. The role uses combined knowledge and experience in water treatment, mechanical systems, electrical systems, instrumentation and control, and civil engineering.
Experience designing water treatment facilities or septic tank systems is required. Applicants should have an interest in and motivation to work on the design of septic tanks and business wastewater treatment equipment. A regular driver's license is required. A first-class plumbing construction management engineer qualification or a Professional Engineer qualification in water supply and sewage or sanitary engineering is preferred. The stated academic background is generally a technical college or university degree in a science or engineering field.
The products treat domestic wastewater from toilets, bathrooms, kitchens, and washbasins before discharge into waterways or rivers. The business handles septic tanks and business wastewater treatment equipment in Japan, and domestic wastewater treatment equipment overseas. The company states that its products have been exported to more than 15 countries, including China, Vietnam, and Myanmar.
The position is full-time and based at the Kubota Johkasou Systems East Japan Branch inside Kubota's Tokyo headquarters in Chuo-ku, Tokyo. Working hours are 8:30 to 17:15, with 7 hours 45 minutes of scheduled work and a 60-minute break. Overtime is listed as applicable, and the assumed annual salary includes approximately 20 hours of overtime per month. The annual holiday entitlement is 125 days, including Saturdays, Sundays, and public holidays. A six-month probationary period applies. Benefits include commuting expenses, qualification allowances, housing and family allowances under company rules, business-trip expenses, retirement benefits, social insurance, annual raises, and bonuses paid twice a year. Transfers may occur, although none are planned for the immediate future.
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