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Job ID : 1595135 Date Updated : October 8th, 2026
Asia’s Largest RAS Salmon Producer

Water Treatment Systems Technicians

Hiring Company Pure Salmon Japan K.K.
Location Tokyo - 23 Wards
Job Type Permanent Full-time
Salary 4 million yen ~ 4.5 million yen

Work Style

Minimal Overtime

Job Description

≪Job Description & Position Highlights≫

  • Responsible for operating water treatment systems, managing water quality, and handling waste disposal at land-based aquaculture facilities
  • Play a key role in managing the aquatic environment that supports salmon farming, directly contributing to business operations
  • Acquire a wide range of specialized skills through SCADA operations, water quality analysis, and obtaining various certifications
  • We operate on a 4-on, 4-off shift schedule and provide a training environment that allows you to aim for a supervisory role in the future

【Job Responsibilities】
We will be responsible for water treatment and waste management at the RAS facility.
Our job is to keep water quality and process all waste to be disposed of, cleaning the water, recovering it composition and discharging clean water, protecting the environment. Without water we cannot produce Salmon. You will be trained and licensed to work with chemical products and hazardous substances, first aid, low oxygen environment, safety harness, forklift, and several other courses.
You will be trained to use SCADA and monitor the water treatment facility with all equipment and assets. You will be trained to perform water quality tests and analyze them.
You will help to keep a good work environment in the department and for all employees working in the company in other departments. You will help monitor air quality inside the facility and environment under safety conditions.

*All technicians will be trained to become future supervisors.
*Any skill that can be used better in another department would get recommendations to change departments.
 

【Employment Type】
Permanent employee
■試用期間:3ヶ月
■65歳以上の方は契約社員採用
・契約期間:1年
・毎契約の更新:有(業務習熟度・勤務実績等に応じ更新)
・更新上限:無

【Salary】
Based on experience and skill level

【Working Hours】
shift schedule of 12h (4 days on – 4 days off straight)
※12時間*4日勤務後、4日間の連続休暇となるシフト制です。

【Work Location】
Pure Salmon Japan – Mie Site, Tsu, Mie Prefecture
三重工場 三重県津市森町5000-2
■勤務地最寄駅:近鉄線/久居駅 ※マイカー通勤の社員が多いです!
■転勤:無
■受動喫煙対策:敷地内全面禁煙
■変更の範囲:会社の定める事業所
※工場への毎日の出勤が必要となるため、勤務地付近への居住が可能な方を歓迎します。

【Holidays & Leave】
■夏季休暇 年末年始休暇 育児休暇 GW休暇 慶弔休暇 その他休暇
■年間有給休暇10日〜20日(初年度は、入社半年経過後、入社月により10~15日付与)

【Benefits & Welfare】
■各種社会保険 完備(健康保険、厚生年金保険、雇用保険、労災保険) ※補足事項なし
■交通費支給:無
■引越しサポート:無
■OJT研修:有
■定年:65歳
■家族手当:無
■住宅手当:無
■寮社宅:無
■厚生年金基金:無
■退職金制度:無

General Requirements

Minimum Experience Level Over 1 year
Career Level Mid Career
Minimum English Level Daily Conversation
Minimum Japanese Level Daily Conversation
Minimum Education Level High-School
Visa Status Permission to work in Japan required

Required Skills

【Requirements】

  • It must be able to work as part of a team
  • It must be able to work in shift schedule of 12h (4 days on – 4 days off straight)
  • Able to lift 25kg
  • Not afraid of heigh or use ladders for 8m under safety conditions with PPE
  • Not problem of bad smell environment or handling sludge under safety conditions
  • Any construction, mechanical, electrical, hydraulic, and biological skills would be an asset.
  • It must be able to work on weekends, nights, holidays, which will change every month, as required by operations
  • Basic communication in English is a plus
  • Must live close to the farm or relocate soon.

【Any following skills will be a plus】

  • High school diploma or equivalent; a technical or vocational degree in aquaculture, environmental engineering, water resource management, or a related field is preferred.
  • Experience in water treatment operations is preferred, ideally within an RAS (Recirculating Aquaculture System) environment.
  • Basic knowledge of water treatment processes, systems, and technologies applicable to RAS facilities is desirable.
  • Ability to perform routine maintenance and troubleshooting of water treatment equipment and systems in accordance with SOPs (Standard Operating Procedures).
  • Familiarity with relevant environmental regulations and permit requirements is a plus.
  • Strong analytical, problem-solving, and decision-making skills are preferred.
  • Proficiency in Microsoft Office applications and experience with specialized water quality monitoring and analysis software is preferred.
    Commitment to sustainable aquaculture practices and continuous improvement of water treatment operations.

Job Location

  • Tokyo - 23 Wards

Work Conditions

Job Type Permanent Full-time
Salary 4 million yen ~ 4.5 million yen
Work Hours Shift schedule of 12h
Holidays Shift schedule (4 days on – 4 days off straight)
Industry Food and Beverage

Job Category