Proposals Engineer, Ashby-de-la-Zouch, Leicestershire, Derbyshire, LE65. Proposals Engineer jobs, Tendering Engineer jobs, Commercial Engineer jobs, Technical Sales Engineer jobs. Join a business with a fantastic track record of developing and promoting people within their business. £30,000 - £40,000 as a very rough salary guide, flexible working hours, bonus, pension, 25 days holiday plus all bank click apply for full job ..... full job details .....