What is this role? This is a Service Delivery Manager role supporting one of Defence’s most critical digital communications services. High Grade Messaging (HGM) provides secure, 24/7 messaging services to a select customer base in the UK and overseas. The service is currently transitioning to a new Military Messaging capability, making this a key moment to join. Why this role matters Secure messaging underpins Defence operations. In this role, you’ll:

Ensure vital communications services remain resilient and available Protect highly sensitive information Support the transition from HGM to the next‑generation Military Messaging service

This is operational service delivery with national‑level importance. What you’ll be responsible for As Service Delivery Manager, you will:

Lead delivery of a 24/7/365 secure messaging service Ensure service performance meets agreed SLAs Manage incidents, service resilience and continuous improvement Lead and motivate operational teams in a fast‑paced environment Act as Assistant Security Officer, ensuring security compliance Oversee service transition to the new Military Messaging platform Work closely with senior stakeholders and specialist partners

You’ll balance day‑to‑day operational delivery with longer‑term service improvement. #J-18808-Ljbffr