Principal Mechanical Engineer

$145,000 - $170,000 + Technical Leadership + Extensive Training + Long-Term Development + Cutting-Edge Product Design Burlington, MA (Commutable from: Boston, Cambridge, Woburn, Lexington, Lowell, Andover, Reading, Bedford) Are you a Principal Mechanical Engineer looking to step into a true system-architect position, where you set standards, mentor engineers, and influence long-term technical direction? Do you want to work on advanced detection and imaging products, owning designs end-to-end from concept through sustaining? On offer is a key position within a growing defence, security, and public safety technology business, where you’ll take ownership across major product platforms and be supported with extensive training and development as you shape how the team designs and delivers hardware. Lead the charge on cutting-edge, mission-critical security tech. Hypergrowth. Game-changing impact. Hiring senior Mechanical talent now. In this role you will act as the mechanical system architect, lead NPI and trade studies, engage suppliers, and drive designs from concept into production and sustaining support, while setting mechanical standards and mentoring engineers. This role would suit a Principal Mechanical Engineer who wants technical ownership, influence over strategy and standards, and long-term development on complex electro-mechanical products.