Advanced Level Apprenticeship with Somervilles Limited in Sherborne. Plumbing and Heating. Somervilles Ltd are looking for an advanced apprentice to join their busy team of plumbing & heating engineers. You must already have completed a L2 Plumbing & Heating apprenticeship (NVQ level 2) and be looking to progress your career to the next step. Weekly Wage: £320.00 Vacancy Reference: 1595315. Closing Date: 15/12/2019