Marine Engineers and Technicians

How to become a Desalination Engineer

Official Chinese title (2022 occupational classification): 海水淡化工程技术人员

Plans and designs projects that turn seawater into fresh water, use seawater directly, extract chemicals from seawater and purify it, develops the equipment they need and manages how they run.

Main tasks

Drawing up plans for desalination and seawater use projects, studying whether projects are feasible and assessing their technical and economic performance and energy savings
Choosing sites for projects, designing and commissioning them and guiding construction and installation
Developing specialised equipment for projects
Running lab scale and pilot scale trials of specialised processes and testing and adjusting equipment performance
Analysing and dealing with problems as facilities run and guiding operators
Giving technical advice on desalination and seawater use projects

Ways in

University: Engineering degrees, Offered by 105 universities in China Related undergraduate subject classes in the Ministry of Education catalogue (2025): Ocean Engineering (0819); majors such as Naval Architecture and Ocean Engineering, Ocean Engineering and Technology, Marine Resources Development Technology, Marine Robotics, Smart Ocean Technology, Intelligent Marine Equipment. Matched to the occupation by Peernovo.
University: Science degrees, Offered by 99 universities in China Related undergraduate subject classes in the Ministry of Education catalogue (2025): Marine Science (0707); majors such as Marine Science, Marine Technology, Marine Resources and Environment, Military Oceanography, Marine Science and Technology. Matched to the occupation by Peernovo.

Pay · AI and this job

Median pay in China: CN¥79,500 a year (2025).
Middle half: CN¥55,200 to CN¥123,700. One in ten earn less than CN¥42,000 and one in ten more than CN¥192,300.
This is the figure for the mid group Engineering and Technical Personnel, not for this job alone.
National figure: wage prices of enterprise employees from the Ministry of Human Resources and Social Security (MOHRSS) enterprise pay survey. The public sector and the self-employed are not covered.
Guangzhou only: median CN¥116,181 a year (2025), middle half CN¥77,050 to CN¥175,622.
This is the figure for the mid group Engineering and Technical Personnel, not for this job alone.
Generative AI can do relatively little of this work, by the ILO's global estimate.

Who does this work

The census group Engineering and Technical Personnel holds 2.35% of everyone employed in China; 17.1% of its workers are women (2020 Census).
48.9% are under 35, 45.1% are 35 to 54 and 6% are 55 or older. The middle age band is 35 to 39.
Census figures for the whole mid group (2020 long-form sample), not for this job alone.

Questions people ask

How do I become a Desalination Engineer?

Ways in include: Engineering degrees; Science degrees.

How much does a Desalination Engineer earn in China?

Across China, the median pay of enterprise employees is CN¥79,500 a year (Ministry of Human Resources and Social Security (MOHRSS), 2025). The public sector and the self-employed are not covered. It is the figure for the mid group Engineering and Technical Personnel. In Guangzhou alone it is CN¥116,181 a year (2025).

Will AI change the work of a Desalination Engineer?

Generative AI can do relatively little of this work, by the ILO's global estimate.

Sources

Ministry of Human Resources and Social Security (MOHRSS): 2025 enterprise pay survey information: wage prices of enterprise employees by occupation mid group, and digital occupations (P10 to P90 annual CNY) (2025 (published 2026-07-08)), retrieved 5 October 2026
Guangzhou Human Resources and Social Security Bureau: Guangzhou 2025 labour market wage prices (P10 to P90 annual CNY by occupation) (2025 (enterprise pay survey)), retrieved 4 October 2026
National Bureau of Statistics of China: China Population Census Yearbook 2020, long-form tables 4-6 and 4-7 (employed by occupation mid group, sex, age) (2020 Census long form (10% sample)), retrieved 4 October 2026
International Labour Organization, Generative AI and Jobs: A Refined Global Index of Occupational Exposure (ILO Working Paper 140, Gmyrek et al.) (ILO Working Paper 140, May 2025, Annex Table A1), CC BY 4.0, retrieved 4 October 2026

Sources: Occupational Classification of the People's Republic of China (2022 edition, public consultation draft), Ministry of Human Resources and Social Security, State Administration for Market Regulation and National Bureau of Statistics; Ministry of Human Resources and Social Security, 2025 enterprise pay survey information; Guangzhou Human Resources and Social Security Bureau, 2025 labour market wage prices; National Bureau of Statistics of China (www.stats.gov.cn), 2020 Population Census yearbook; Ministry of Education, vocational education major profiles (2022 revision) and undergraduate major catalogue (2025); Ministry of Human Resources and Social Security, national vocational qualifications catalogue (2021); O*NET interest scores (CC BY 4.0); ILO global generative AI exposure index (CC BY 4.0). Figures processed by Peernovo. English text, translations and the matching of occupations to ISCO-08, majors, degree fields and qualifications by Peernovo.

Descriptions and tasks are Peernovo's own words, written from the facts in the Occupational Classification of the People's Republic of China (2022 edition). Job titles and work types are the classification's own.

Updated 5 October 2026