DDaT - Lead Enterprise Architect
| Posting date: | 01 July 2025 |
|---|---|
| Salary: | £59,690 per year |
| Additional salary information: | A pension contribution of 28.97% based on the listed salary. |
| Hours: | Full time |
| Closing date: | 31 July 2025 |
| Location: | SN13 9NR, BS34 8JH, SW1A 2HB |
| Remote working: | Hybrid - work remotely up to 2 days per week |
| Company: | Ministry of Defence |
| Job type: | Permanent |
| Job reference: | 412762 |
Summary
We are looking for a highly capable and motivated Lead Enterprise Architect to join Defence Digital. This role is central to shaping and assuring the architectural direction for key connectivity capabilities, including Networks, Gateways, and Public Key Infrastructure (PKI). You will provide strategic oversight and technical leadership across these domains, ensuring that solutions are secure, resilient, scalable, and aligned with broader defence architecture and policy.
Responsibilities
Strategic Responsibilities:
Provide enterprise-level architectural leadership across the Connectivity domain, covering Networks, Gateways, and PKI.
Define and drive the future-state (To-Be) architecture and strategy, ensuring alignment with Defence Digital’s objectives and evolving threat and technology landscapes in accordance with the TOGAF framework.
Develop and maintain a strategic roadmap for connectivity services, incorporating modern technologies such as zero-trust architectures, software-defined networking, and cloud-based security solutions.
Act as a senior architectural voice in governance boards, design authorities, and cross-departmental forums, ensuring coherent enterprise-wide connectivity solutions and contribute to strategic planning and investment decisions.
Operational Responsibilities:
Ensure the accurate modelling of current and future architectures using ArchiMate, supporting clear communication and stakeholder engagement.
Work closely with delivery teams to embed architectural direction into programme and project execution, ensuring consistency with strategic intent.
Support technical assurance and design review processes, ensuring compliance with architectural standards and security requirements.
Maintain up-to-date architectural artefacts and documentation, contributing to the overall architecture repository.
Note; In this role you will represent the organisation in high level NATO forums and working groups which will require international travel.
Remote working within this role is something that can be discussed at interview stages or with your future line manager if you are found successful.
Please note, candidates will be redirected to the Civil Service Jobs website where you will need to submit your application form. Please note the closing date above is incorrect and cannot be amended so please check the closing date on Civil Service Jobs and allow enough time to submit your application form.
Responsibilities
Strategic Responsibilities:
Provide enterprise-level architectural leadership across the Connectivity domain, covering Networks, Gateways, and PKI.
Define and drive the future-state (To-Be) architecture and strategy, ensuring alignment with Defence Digital’s objectives and evolving threat and technology landscapes in accordance with the TOGAF framework.
Develop and maintain a strategic roadmap for connectivity services, incorporating modern technologies such as zero-trust architectures, software-defined networking, and cloud-based security solutions.
Act as a senior architectural voice in governance boards, design authorities, and cross-departmental forums, ensuring coherent enterprise-wide connectivity solutions and contribute to strategic planning and investment decisions.
Operational Responsibilities:
Ensure the accurate modelling of current and future architectures using ArchiMate, supporting clear communication and stakeholder engagement.
Work closely with delivery teams to embed architectural direction into programme and project execution, ensuring consistency with strategic intent.
Support technical assurance and design review processes, ensuring compliance with architectural standards and security requirements.
Maintain up-to-date architectural artefacts and documentation, contributing to the overall architecture repository.
Note; In this role you will represent the organisation in high level NATO forums and working groups which will require international travel.
Remote working within this role is something that can be discussed at interview stages or with your future line manager if you are found successful.
Please note, candidates will be redirected to the Civil Service Jobs website where you will need to submit your application form. Please note the closing date above is incorrect and cannot be amended so please check the closing date on Civil Service Jobs and allow enough time to submit your application form.