Contract type
Regular / Permanent
Who are we?
SUEZ is a world leader in smart and sustainable resource management, and our Air & Climate unit provides consulting services and develop and deploy digital solutions that address the key environmental needs of our customers.
ARIANET, the Air & Climate unit in Italy, delivers studies, develops, designs, installs and manages cutting-edge solutions related to air quality management: diagnostic, real-time monitoring, forecast and scenario studies, for a proven customer base of industries, public and para-public entities.
To provide the best environmental solutions for our customers, we are strengthening our applied modeling team which performs studies and develops and manage simulation systems in industrial and urban areas.
In this context, we are looking for an:
You will join the ARIANET team, and you will be involved in atmospheric modelling, concerning mainly dispersion, chemical transformation and ground deposition of pollutants at regional and urban scales.
You will mainly use a simulation system including meteorological and emission models and based on FARM (Flexible Air Quality Regional Model) chemical-transport model, developed by ARIANET in collaboration with national and international research centers and with a significant user base.
You will contribute to the multiple applications of the system, typically: operational forecast of ambient air quality, yearly air quality assessments, reconstruction of past events, estimation of sources contributions, scenario studies in support of policy planning and impact assessment studies. These activities will also include drafting the relevant technical reports and presenting the results to clients, mostly public but also private.
You will progressively participate in the development of the models’ new features, documenting them.
You will also be able to actively participate in research activities carried out within European projects and to contribute to the drafting of scientific publications.
PhD in meteorology, atmospheric physics or chemistry, natural sciences, environmental engineering
experience with numerical modeling and scientific programming
high-performance computing environments, parallelization and optimization of computational codes
use of machine-learning in support of quantitative analyses and modelling in environmental field
use of GIS for environmental applications
CFD modelling
Full-time job.
Place of work: Milano.
Salary: 32-38 k€ yearly gross (excluding bonus), commensurate with the qualifications and experience of the candidate.
SUEZ encourages and values diversity in gender, ethnicity, generation, culture, health, physical condition, sexual orientation, etc.
BU: International - Europe
CATEGORY: Skilled Employees

We provide essential services in the water and waste sectors to preserve resources and improve quality of life wherever we operate. As a global player for over 160 years, we support public and private actors with resilient and innovative solutions.
With a presence in over 40 countries and 40,000 employees, we provide drinking water and sanitation services to millions of people. We operate across the whole water and waste supply chain, from infrastructure design to sustainable resource management.
Given the environmental challenges we face, we rely on the potential of digital technologies to help our clients reduce their environmental impact and improve the performance of their water and waste services.