Job Description
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)
About the Role
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 lifecycle 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.
Key Responsibilities
* 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.
Essential Skills and Experience
* 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.
Desirable Skills
* Microsoft Certified: Identity and Access Administrator Associate (or equivalent certification).
* Experience with PowerShell 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.
Additional Information
* 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 (e.g., OCI, NICOP) cannot be considered.
* Working Arrangement: 100% on-site in Chippenham. HCS - Identity Solution Engineer (524279)
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