Identity Solution Engineer - DV Cleared

Identity Solutions Engineer

Location: Chippenham - Full Time, On‑Site

Clearance: Active and transferable DV (Developed Vetting) required

Eligibility: Sole British Nationals only (no dual nationality, OCI, or national identity cards)

We are seeking a skilled Identity Solutions Engineer to play a key role in delivering a greenfield on‑premise identity solution within a secure defence environment. This position offers an opportunity to work on the full life cycle of a major identity deployment – from design and implementation through to operational support.

The successful candidate will work closely with the Solution Architect to build, configure, and maintain a secure, scalable, and resilient identity infrastructure based on Microsoft technologies.

• Implement and configure an on‑premise identity solution based on Microsoft Windows Server 2022
  , Active Directory (AD), and Active Directory Federation Services (ADFS).
• Work from detailed solution designs to deploy and integrate identity components, ensuring performance, resilience, and compliance with security standards.
• Configure and maintain federation services with other on‑premise identity providers, supporting secure authentication and trust relationships.
• Implement Single Sign‑On (SSO) and Role‑Based Access Control (RBAC) in line with architectural requirements.
• Collaborate with networking, security, and application teams to ensure seamless integration with dependent systems.
• Develop and maintain comprehensive technical documentation
  , including configuration guides and deployment procedures.
• Participate in testing, validation, and transition to operations
  , ensuring readiness for live support.
• Provide ongoing operational support, including incident resolution, change management, patching
  , and performance optimisation
  .
• Drive continuous improvement
  , identifying opportunities for automation, hardening, and enhanced monitoring of identity services.

• Previous experience working in a Defence or National Security environment.
• Proven background as an Identity Engineer
  , Infrastructure Engineer
  , or Systems Administrator with a focus on Microsoft identity technologies
  .
• Strong, hands‑on experience in:
• Windows Server 2022 installation, configuration, and management.
• Active Directory design, replication, Group Policy, and security configuration.
• ADFS deployment and configuration, including claims‑based authentication and trust establishment.
• Federating with on‑premise identity providers using SAML
  , OAuth 2.0, and OpenID Connect
  .
• Solid understanding of SSO
  , RBAC
  , and secure authentication practices.
• Good knowledge of networking fundamentals (DNS, routing, load balancing, Firewalls) and their impact on identity services.
• Experience supporting complex enterprise environments and troubleshooting identity‑related issues.
• Familiarity with on‑premise virtualisation technologies such as VMware Cloud Foundation and private cloud infrastructures.

• Microsoft Certified:
  Identity and Access Administrator Associate (or equivalent certification).
• Experience with Power Shell Scripting for automation and operational efficiency.
• Familiarity with monitoring and alerting tools for AD and ADFS.
• Exposure to hybrid identity models integrating on‑premise and cloud systems.
• Strong attention to detail and methodical documentation practices.
• Proactive, collaborative, and security‑focused approach to delivering stable identity systems.

• Security Clearance: DV clearance must be active and transferable prior to submission.
• Nationality Requirements: Sole British Nationals only – candidates with dual nationality or other national identity documents (eg, OCI, NICOP) cannot be considered.
• Working Arrangement: 100% on‑site in Chippenham.