Business Development Manager Aerospace Defence Advanced Engineering Package Base salary in the region of £75,000 (D.O.E) Uncapped commission with significant earning potential (£120k OTE) Car allowance or travel reimbursement Private medical and pension Remote-based with regular site and customer engagement Stirling Warrington is exclusively supporting a high-integrity engineering manufacturer supplying complex, safety-critical components into regulated markets across the UK and Europe. This is a senior commercial appointment for an experienced Business Development Manager with a proven background in technically complex sales environments. The role offers genuine influence over commercial strategy, customer engagement, and long-term growth. The Opportunity You will take ownership of identifying and securing new business while developing long-term strategic relationships with key customers across aerospace, defence, automotive, and adjacent regulated sectors. Working closely with senior leadership, you will help shape market positioning and future growth direction. Key Focus Areas Securing new, high-value opportunities within regulated engineering markets Building trusted relationships...