.**MAS Seeds **is a seed company, subsidiary of the Maïsadour Cooperative Group, the first cooperative in France to have obtained the CSR committed label at confirmed level.For more than 70 years, **MAS Seeds** has been developing an innovative and sustainable seed portfolio, solutions applied to seeds and agro-services to always better support farmers in the ecological transition.The brand is present in 50 countries, thanks to our 13 subsidiaries spread across 4 continents, developing 880 employees within their territories. Our activities are structured around the 3 key businesses of a complete seed company:- Our R&D teams select resilient and efficient corn and sunflower hybrids that meet current agronomic challenges.- Our production teams produce high quality seeds thanks to strict protocols within the plots of our network of producers and in our factories.- Our sales and marketing teams support our customers on their territory to feed the planet while facilitating the transition from the agricultural world.For 4 years now, **MAS Seeds **developed its activities in Mexico, especially in R&D in Queretaro for summer season and in San Juan de Abajo, Nayarit for winter season. All breeding programs from Europe use now our platform in winter to speed up their breeding process to produce hybrids, multiply lines and produce DH faster at high quality level. As part of replacement, we are looking for our **Corn operations lead** to plan, execute and control around 50 has of nurseries in collaboration with our European breeders and the local R&D Mexican team.**Mission**:Your main mission will be to manage from sowing till harvest including flowering the production of corn trial seeds and corn breeding line seeds in winter generation nurseries respecting established protocols to reach quality, quantity and time schedule