Green Alien Productions
Data Migration Lead ServiceNow
Our client is URGENTLY seeking an experiencedData Migration Leadwhowill be responsible for defining, planning, and delivering all data migration activities for a large-scale ServiceNow TPSM transformation programme. The role ensures that data is accurately extracted, transformed, validated, and loaded into ServiceNow in line with business, technical, and platform requirements, supporting a successful go-live for the client’s first OpCo.
This role will lead the end-to-end data migration workstream and work closely with business stakeholders, technical teams, ServiceNow architects, testing teams, and system integrators.
Key Responsibilities
• Strategy & Planning
• Define and own the overall data migration strategy, scope, and detailed migration plan for the TPSM implementation.
• Identify all in-scope data objects, legacy systems, data sources, dependencies, and sequencing.
• Define data quality standards, migration principles, mapping templates, and acceptance criteria.
• Plan migration waves, mock cycles, and production cutover activities in alignment with programme milestones.
• Data Mapping & Design
• Lead data mapping workshops with business SMEs and technical teams.
• Define and document source-to-target mappings aligned with the ServiceNow TPSM data model.
• Translate business and functional requirements into practical transformation and validation rules.
• Ensure alignment with integrations, configuration, and overall ServiceNow platform architecture.
• Data Extraction, Transformation & Loading (ETL)
• Oversee extraction of data from legacy systems, databases, and spreadsheets.
• Manage development and execution of ETL processes using ServiceNow Import Sets, Transform Maps, MID Server, APIs, or external tools.
• Coordinate and manage load cycles across development, SIT, UAT, pre-production, and production environments.
• Control versioning, re-loads, and data refresh activities.
• Data Quality & Validation
• Lead data profiling, cleansing, and enrichment activities to ensure data completeness, accuracy, and consistency.
• Manage validation cycles with business stakeholders and SMEs.
• Own reconciliation processes, error handling, issue resolution, and data sign-off.
• Maintain full traceability and audit documentation.
• Testing & Cutover
• Support SIT and UAT cycles, ensuring data readiness for each test phase.
• Plan and execute final cutover migrations, including freeze periods, delta loads, and rollback planning.
• Lead final production loads and post-load validation.
• Support hypercare and stabilisation ensuring data integrity post go-live.
Key Skills & Experience
• Strong experience leading data migration in enterprise IT transformation programmes where ServiceNow is the main platform.
• Hands-on experience with ServiceNow as target platform (TPSM / ITSM preferred).
• Excellent knowledge of Import Sets, Transform Maps, and ServiceNow datamodels.
• Strong ETL, SQL, data quality, and reconciliation experience.
• Proven experience delivering migrations through multiple test cycles and cutover.
• Strong stakeholder and project coordination skills.
BACKGROUND
• ServiceNow transformation experience in complex environments
• Multi-system and phased migration experience
• Telecoms or service provider experience a plus
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