Job area
Marcq-en-Barœul, France
Contract type
Permanent Contract

Job description

Reporting to the Environmental Process Manager, you will be responsible for a range of tasks enabling the Group’s plants to comply with the regulations applying to their various discharges, both aqueous and gaseous. You will contribute to the Group’s competitiveness by reducing investment and operating costs (more efficient, innovative processes, limiting water and energy consumption).

As an Environmental Process Engineer, your main tasks will be :

  • Provide support to Group plants (pollution assessments, treatment simulations, proposals for suitable processes, etc.) in their choice and implementation of new treatment processes.
  • Take part in industrial trials linked to the improvement of a process or the installation of new equipment (pilot studies for sizing, participation in commissioning and acceptance).
  • Take part in projects definition (SOW, PFD, CAPEX/OPEX pre-costing), then in detailed studies and contribute to the start-up of new installations. You define and maintain standards based on feedback from subsidiaries and on the evolution of available technologies.
  • Draw up specifications for supplier consultation, and lead consultations and comparisons; you guarantee the quality of process choices in connection with the Process Manager.
  • Take part in purchasing negotiations, from a technical point of view, with the Group CAPEX department and the purchasing department of the subsidiary concerned.
  • Support Engineering Department project managers throughout equipment construction and acceptance (FAT, SAT, with participation in establishing tests protocols).
  • Maintain a technology and regulatory watch in liaison with the relevant departments.



  • General engineering degree (INSA, Agro, …) or equivalent university degree, with a specialization in environmental and energy engineering (biological processes, physical-chemical processes, membrane concentration systems, Evaporation and crystallization units (potassium salts),
  • First industrial experience, ideally operational,
  • Able to work in English and ideally in Spanish,
  • Mobile, with frequent international travel (20/30% of your time) 

General skills:

  • Ability to work in project mode with a variety of contacts in different cultural contexts,
  • Ability to adapt, combined with a sense of customer/partner relations,
  • Rigor and method combined with the ability to question oneself and to demonstrate realism and pragmatism.
  • Autonomy and sense of innovation

Company description

A key global player in fermentation for more than a century, Lesaffre, with a 2,7 billion euro turnover, and established on all continents, counts 11,000 employees and more than 96 nationalities. On the strength of this experience and diversity, we work with customers, partners and researchers to find ever more relevant answers to the needs of food, health, naturalness and respect for our environment. Thus, every day, we explore and reveal the infinite potential of microorganisms.

To nourish 9 billion people, in a healthy way, in 2050 by making the most of our planet’s resources is a major and unprecedented issue. We believe that fermentation is one of the most promising answers to this challenge.

Lesaffre – Working together to better nourish and protect the planet.