A leading engineering firm is seeking an experienced Diesel Engine Commissioning Engineer to support the commissioning and testing of critical diesel generator systems at a secure site in Aldermaston, Berkshire. The role requires a strong background in commissioning, confidence in regulated environments, and DV clearance. Responsibilities include commissioning installations, resolving technical issues, and maintaining safety and quality standards. This position is on-site for 3–4 days per week. #J-18808-Ljbffr