Sigma Earth is seeking a motivated Sustainability Consultant to contribute to impactful projects that drive environmental and business outcomes. The ideal candidate holds a bachelor’s or master’s degree in Sustainability or a related field, with 1–3 years of experience in sustainability or ESG, and strong written and verbal communication in English and Hungarian. International experience is a plus. You will support client delivery, collaborate with general teams, and help advance circular #J-18808-Ljbffr