Principal Engineer Location: Essex Salary: £55k-£65k About the Role: Platform Recruitment has partnered with a long-established manufacturer who are seeking a Principal Engineer to provide structural, reliability, and technical analysis across a range of high-integrity products. Youll lead analysis activities, support development and verification, and act as a key technical interface within a regulated, safety-critical environment. Key Responsibilities: Deliver structural, reliability, and system safety analysis Support root-cause investigations and corrective actions Define and oversee development and qualification tests Maintain and improve in-house analysis tools and methods Produce technical documents (stress reports &test plans) Support design reviews and programme verification activities Act as the project focal point for stress and reliability matters Key Requirements: Degree in Engineering or Science Strong knowledge of classical structural analysis and linear FEA Experience in regulated industries (aerospace & automotive) Ability to work independently and collaboratively Strong organisation, communication, and problem-solving skills MathCAD experience Reliability engineering (FMECA, FTA) If youre passionate about driving product integrity and delivering robust engineering solutions, wed be keen to hear from you. Please apply with an up-to-date CV.