Hays are now looking for a Principal DevOps Engineer for one of our local clients: 644 p/d Inside IR35Remote with occasional meetings6 month contract+Candidates must hold current SC ClearancePrincipal Engineer - AWS Platform EngineeringWe''re looking for an SC Cleared Principal Engineer to provide technical leadership across a large-scale AWS platform estate, covering cloud infrastructure, applications, ingest pipelines and live services. You''ll act as a senior technical authority, helping drive engineering strategy, governance, operational resilience and delivery across multiple teams and suppliers.What you''ll be doing- Providing technical leadership across AWS platforms, infrastructure, applications and live services.- Defining engineering standards, governance and technical assurance processes.- Leading engineering strategy, roadmaps and service modernisation initiatives.- Owning platform reliability, operational resilience and service performance.- Leading major incident response and supporting critical 24/7 services.- Managing technical risks, dependencies and architectural decisions.- Coordinating delivery across engineering, development, operations and supplier teams.- Mentoring engineers and supporting engineering capability development.- Supporting secure, business-critical services within Agile and DevOps delivery environments.What we''re looking for - Essential- Strong AWS platform engineering experience, including EC2, RDS and API Gateway (Transit Gateway ..... full job details .....