Senior Manager Master Data Management

How many people can answer the question, "What do you do for a living?" with the answer, "I help find cures for cancer." At Blood Cancer United, employees take our mission seriously. Whether you work in one of our regions, are an accountant at the national office or a specialist in our Information Resource Center, you work each day on making our bold goal a reality: to enable patients with blood cancer to gain more than one million years of life by 2040. Join us and give new meaning to the word, "job."
Summary: The Senior Manager, Master Data Management is a hands-on practitioner responsible for the design, implementation, and daily operation of Blood Cancer United’s master data program. Reporting to the Director, Data Governance, this role owns the end-to-end lifecycle of Blood Cancer United’s critical data domains—including member organizations, contacts, patient populations, programs, and partners—ensuring that a single, trusted version of each record is available across all systems.
This is a practitioner role. The Senior Manager will get into the data: building matching rules, resolving duplicates, designing reference data structures, and partnering directly with system owners and data stewards to make master data reliable, consistent, and actionable. The ideal candidate brings deep MDM expertise—including hands-on experience with enterprise MDM platforms such as Reltio—and a comfort operating in a lean nonprofit environment.
Key Responsibilities:
Master Data Domain Management
• Own the master data lifecycle for Blood Cancer United’s core domains: patients/constituents, member organizations, employees, programs, and partner entities
• Define and maintain golden record standards, including field-level merge and survivorship rules that determine which source system wins when data conflicts arise
• Design and enforce entity matching logic to accurately identify, link, and consolidate duplicate or related records across CRM, and other operational systems
• Build and maintain a master data registry or reference catalog using available tooling (e.g., CRM custom objects, SharePoint, or structured database tables)
• Advise hierarchies, parent-child relationships, and organizational affiliations within and across data domains
Data Quality and Remediation
• Design and execute recurring data quality assessments across master data domains, measuring accuracy, completeness, uniqueness, consistency, and timeliness
• Assist in deduplication and data cleansing initiatives, including bulk remediation projects and ongoing exception management workflows
• Build automated or semi-automated data quality checks using SQL, Python, Power Query, or native platform tooling
• Triage, prioritize, and resolve master data issues escalated by data stewards, system users, or downstream reporting consumers
• Track and report on data quality metrics, trends, and remediation progress to the Director, Data Governance
System Integration and Data Consistency
• Partner with Systems Development Administrators to ensure master data is correctly propagated across integrated platforms, including CRM, marketing tools, and analytics environments
• Identify and document points of data fragmentation or inconsistency across systems and lead resolution efforts
• Define and maintain cross-system mapping documentation, ensuring that the same entity is consistently identified and represented regardless of source
• Support data migration and system implementation projects by supplying validated, cleansed, and standardized master data
• Develop and apply standardization rules for names, addresses, organization types, and other structured fields to improve matching and reporting consistency
Stewardship Enablement
• Serve as the primary liaison and partner to the business in defining and leading match/merge rule development, decisions, and oversight processes—including facilitating all necessary reviews and approvals from senior leadership
• Define data stewardship workflows for master data domains and support the Director, Data Governance in assigning and activating steward responsibilities across Blood Cancer United teams
• Serve as the primary point of escalation and technical guidance for data stewards managing constituent, member, and program data
• Develop and deliver training and job aids that help non-technical stewards follow master data standards and entry practices consistently
• Facilitate recurring steward working sessions focused on data quality reviews, exception resolution, and standards updates
Documentation and Standards
• Create and maintain master data documentation including matching rule specifications, survivorship logic, and domain-level data models
• Document entity resolution decisions, known data exceptions, and business rules in a format accessibl