Defence Systems Lead - Principal Engineer

ALTEN is seeking a Principal Systems Engineer to lead the definition and development of complex defence systems across the product lifecycle. You will provide technical leadership, shape system-level solutions, and guide engineering teams through concept and development activities.

Location: Stevenage or Bristol with on-site 3 days per week and security clearance readiness. You will collaborate with stakeholders, mentor engineers, and drive engineering excellence across multidisciplinary teams.