FJA are recruiting on behalf of a leading service provider in the utilities industry for an experienced Principal Engineer - Mechanical Design based in Derby.   Benefits A competitive salary  Hybrid Working (Jobs needs dependent)  Car/car allowance (Jobs needs dependent)  25 days holiday + Bank Holidays (with an additional 5 days available to buy) Contribution Pension scheme  Life Assurance  Health Insurance  Private Medical Insurance  And many more benefits including – cycle to work scheme, discounts and savings Hub, Kids Pass etc  Principal Engineer - Mechanical Design responsibilities: Design layouts must be optimised to minimize total outturn costs—including design, materials, construction,…