DV-Cleared Service Architect for Live Service Design

Onyx-Conseil; United Kingdom; Remote; GBP 90,000 - 120,000; Full time

Job summary

Onyx-Conseil is seeking a seasoned Service Architect with active DV clearance to design end-to-end service solutions for complex IT environments and lead live service transitions. You will develop operating models, governance frameworks, and support strategies while ensuring service stability and resilience across multiple projects.

The role requires deep expertise in service management practices, service transition, and ability to produce concise technical documentation.

Qualifications

• Minimum 5 years' experience in Service Architecture or Service Management.
• Strong understanding of service management principles, methodologies, and best practice.
• Experience designing service operating models for large-scale IT environments.
• Strong knowledge of service supply chains and operational support models.
• Experience delivering service transition, operational readiness, and live service acceptance.
• Ability to produce clear, concise, and high-quality technical documentation.
• Experience managing service risks, governance, and operational dependencies.
• Strong stakeholder management with the ability to influence technical and business leaders.
• Experience leading virtual and co-located teams within fast-paced delivery environments.
• ITIL, ISO20000, IT4IT, or equivalent Service Management qualifications desirable.

Responsibilities

• Design end-to-end service solutions for low, medium, and high-complexity projects transitioning into live service.
• Develop service operating models, governance frameworks, and support strategies.
• Produce service acceptance criteria, operational support requirements, and transition plans.
• Define and contribute to SLA, KPI, service catalogue, and underpinning contract requirements.
• Conduct impact assessments of current operating models and design future service models.
• Define early life support requirements and facilitate service readiness activities.
• Identify and manage service-related RAID items, constraints, exclusions, and single points of failure.
• Design service processes, tooling integration, and supporting operational artefacts.
• Produce technical service documentation, build guides, work instructions, and operational procedures.
• Work closely with solution owners to ensure service stability, resilience, and operational efficiency.

Skills

Service Architecture

Service Management

Stakeholder Management

Technical Documentation

Governance

ITIL/ISO20000 knowledge

Job description

Onyx-Conseil is seeking a seasoned Service Architect with active DV clearance to design end-to-end service solutions for complex IT environments and lead live service transitions. You will develop operating models, governance frameworks, and support strategies while ensuring service stability and resilience across multiple projects.

The role requires deep expertise in service management practices, service transition, and ability to produce concise technical documentation.