Mars

Senior Data Migration Lead

Mars

full-time

Posted on:

Location Type: Hybrid

Location: Slough • 🇬🇧 United Kingdom

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Job Level

Senior

Tech Stack

ERPETL

About the role

  • Responsible for the delivery of the data migration strategy, solution and processes to enable programme deliverables within S/4HANA and SAP MDG.
  • Own and manage the S/4HANA programme Data Migration workstream, including planning, strategy, scope, governance and quality control.
  • Develop the data migration strategy and approach for the Programme, including data objects, extraction, transformation, load (ETL), validation methods and sequencing.
  • Oversee the build of the data migration tooling, templates and scripts, ensuring repeatable and auditable processes.
  • Ensure data quality and compliance, implementing controls, data cleansing plans, and issue resolution processes.
  • Manage cross functional dependencies, including integration with master data management, MDG, functional configuration, reporting and testing teams.
  • Support deployment teams in the application of the data migration strategy to each release.
  • Ensure the co-ordination of mock loads, data validation and reconciliation activities during unit testing, SIT, UAT and cutover rehearsals.
  • Produce key data migration documentation, including data migration registers, load plans, migration status reports and cutover execution guides.
  • Support cutover and go-live activities ensuring successful data loads, validation sign-off and issue resolution.

Requirements

  • 5-10 years’ experience leading SAP data migration across major ERP transformation or S/4HANA migration programmes.
  • Experience of delivering complex, phased, multi-object data migrations in at least 3 full lifecycle ERP/SAP large-scale global programmes.
  • Strong understanding of SAP master data and transactional data objects (e.g., material master, customer/vendor, BOMs, routings, FI/CO objects, sales orders, purchase orders).
  • Hands-on experience with SAP S/4HANA migration tools and methodologies including: SAP S/4HANA Migration Cockpit and Syniti Advanced Data Migration and Management (ADMM).
  • Strong knowledge of ETL processes, data modelling, transformation logic, validation, and reconciliation techniques.
  • Experience coordinating mock loads, data reconciliation, and cutover rehearsals.
  • Excellent stakeholder management, communication, and reporting skills with senior project leadership.
  • Ability to manage distributed teams, including offshore resources and third-party vendors.
Benefits
  • An industry competitive salary and benefits package, including company bonus.
  • A strong focus on learning and development support from day one, including access to our in-house Mars University.

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard skills
data migration strategydata extractiondata transformationdata loading (ETL)data validationdata cleansingdata reconciliationSAP master datatransactional data objectsdata modelling
Soft skills
stakeholder managementcommunication skillsreporting skillsteam managementissue resolution