Platform Architect

Senior ServiceNow Platform Architect – Enterprise Transformation Role Overview We are seeking an experienced Senior ServiceNow Platform Architect to lead the strategic redesign and modernisation of an enterprise-scale ServiceNow platform. This role will define and govern the target-state architecture across core ServiceNow capabilities while driving adoption of out-of-the-box (OOTB) functionality, Common Service Data Model (CSDM) standards, and scalable platform governance. The successful candidate will partner with business stakeholders, platform owners, delivery teams, and third-party vendors to establish a sustainable, secure, and highly governed ServiceNow ecosystem within a complex enterprise environment. Key Responsibilities Platform Architecture & Strategy • Define and own the enterprise ServiceNow architecture roadmap across ITSM, ITOM, CMDB, Service Catalog, Knowledge Management, Asset Management, and integrations • Establish scalable architectural principles aligned to ServiceNow best practices, platform upgrades, and long-term maintainability • Lead platform transformation initiatives including greenfield implementations, platform consolidations, or major re-implementation programmes • Provide technical leadership across solution design, environment strategy, release management, and platform governance CMDB & CSDM Governance • Design and govern enterprise CMDB architecture aligned to CSDM standards • Define Discovery, Service Mapping, and Service Graph strategies to improve operational visibility and data accuracy • Drive CMDB health initiatives including reconciliation, normalization, lifecycle governance, and data quality management • Collaborate with infrastructure, cloud, and operations teams to ensure accurate configuration data ownership and stewardship OOTB Optimisation & Platform Simplification • Review and rationalise legacy customisations, technical debt, and unsupported configurations • Promote OOTB capabilities, low-code/no-code solutions, and reusable platform components • Re-engineer workflows using Flow Designer, IntegrationHub, Automation Engine, and platform-native capabilities • Define architectural guardrails to minimise unnecessary scripting and custom development Integration & Automation Architecture • Architect secure and scalable integrations using REST/SOAP APIs, IntegrationHub spokes, MID Servers, and Service Graph Connectors • Define enterprise integration patterns and governance standards • Support event-driven automation and orchestration initiatives across operational tooling ecosystems • Ensure integration solutions comply with security, audit, and regulatory requirements Governance & Stakeholder Leadership • Chair or contribute to Design Authority, Architecture Review Boards, and technical governance forums • Review and approve solution designs, technical deviations, and exception requests • Mentor developers, technical consultants, and platform administrators • Work closely with programme leadership to manage delivery risks, dependencies, and platform roadmap priorities Required Experience & Skills • 15+ years of overall IT experience with at least 7+ years focused on ServiceNow architecture and enterprise platform leadership • Strong experience delivering enterprise-scale ServiceNow transformation, greenfield, or re-platforming programmes • Deep expertise across: • ITSM • ITOM (Discovery, Service Mapping, Event Management) • CMDB & CSDM • Service Catalog & Knowledge Management • IntegrationHub and Flow Designer • Strong understanding of ServiceNow platform governance, security, scalability, and upgrade management • Experience working in regulated or highly governed enterprise environments • Excellent stakeholder engagement and communication skills with the ability to influence senior leadership • Strong knowledge of Agile delivery methodologies and enterprise architecture practices Preferred Qualifications & Certifications Preferred certifications include: • ServiceNow Certified System Administrator (CSA) • ServiceNow Certified Implementation Specialist – ITSM • ServiceNow Certified Implementation Specialist – ITOM • ServiceNow Certified Application Developer (CAD) • ITIL 4 Foundation Desirable Experience • Experience with cloud platforms such as Microsoft Azure or Amazon Web Services (AWS) • Exposure to SecOps, HRSD, SPM, or Governance Risk & Compliance modules • Experience establishing enterprise platform operating models and Centre of Excellence functions • Familiarity with DevOps, CI/CD pipelines, and automated testing within ServiceNow