Application Deadline October 31, 2025 Department Site Operations Employment Type Permanent Location Rotherham Workplace type Onsite Key Responsibilities Skills, Knowledge and Expertise Benefits About Seras At Seras our biomass fuel expertise has been developed over the last 12 years. We process waste wood and supply 1.7 tonnes of biomass fuel to a network of UK power plants. The carbon savings made through our waste wood business is equivalent to the emissions created by driving 1.7 million miles a year in a VW Golf every year.