.CDI- Temps plein- De 2 à 5 ans d'expérience- Maitrise, IEP, IUP, Bac+4- Assistant(e) sélection R&D**Mission**:**MAS Seeds** is the seed branch and the subsidiary of MAÏSADOUR Group, in the south-west of France. With more than 70-year experience in seed business,** MAS Seeds** is structured around three activities:- R&D including hybrid breeding for maize and sunflower and development of diversified crops portfolio; - SEED PRODUCTION as oneof Europe's leading hybrid seed producer; - MARKETING & CUSTOMER SUPPORT in Continental Europe, Africa, Asia and America.Our purpose is "Act together for a changing agriculture".Our mission is to "provide an innovative and sustainable seed portfolio for cereal and cattle growers". Since 1949, we team up with farmers to respond to agricultural challenges and contribute to the changing agriculture that will feed the future generations.We develop and produce high performing corn and sunflower varieties, and provide a diversified crop portfolio, seed applied solutions and digital services that contributes to sustainable agriculture.MAS Seeds is a subsidiary of Cooperative Maïsadour which regroups more than 4800 members.To support significant growth of its Tropical Corn Breeding Program based in Queretaro-Mexico, **MASSeeds R&D Department** is looking for a Breeding Assistant directly reporting to the Breeding Program Lead.**The mission**:- Develop breeding operations plans for assigned breeding program(s) from breeding decisions provided by respective BPL(s), including: selfing, crossing or observation nurseries; experimental hybrid seed production; trialing; laboratory analyses- Communicate operations plans to relevant stakeholders in charge of respective functions (nurseries, production, trialing, laboratories)