Mechanical Senior Principal Engineer

Northrop Grumman Corp. (JP) • london, england, United-Kingdom • Posted June 20, 2026

Location london, england

Job Type Full-time

Category Engineering

Posted June 20, 2026

UK CITIZENSHIP REQUIRED FOR THIS POSITION: Yes 
RELOCATION ASSISTANCE: Relocation assistance may be available 
TRAVEL: Yes, 10% of the Time 
Senior Principal Mechanical Engineer Location: New Malden 
Salary: £75,000 - £90,000 
Clearance: SC (or eligible) 
What’s Your Possible? At Northrop Grumman UK, you are part of a team driving innovation where it matters most – solving tomorrow’s challenges and shaping the technology and solutions of the future. It’s what we call Defining Possible. 
This mindset goes beyond the solutions we deliver; it shapes your career development and the impact you can make within the community. 
The Opportunity This is more than just a job; it’s a mission. 
As a Senior Principal Mechanical Engineer, you will hold a key senior position within the Defence Operating Unit’s engineering function. You will act as a technical expert and leader, guiding hardware engineers...
            

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