Taxonomist / Metadata Specialist Job at Tier4 Group

Job Description

We are seeking a Taxonomist / Metadata Specialist to serve as the lead subject matter expert for standardizing and governing metadata across HR content platforms and the core HR management system. This role plays a critical part in establishing a trusted, consistent data foundation that enables AI‑driven search, discovery, and intelligent HR experiences. This is a hands‑on, execution‑focused role suited for a practitioner who can balance theory with delivery. You will design, implement, and operationalize metadata and taxonomy standards in a developing or greenfield environment, delivering production‑ready outcomes that improve content findability, reuse, and AI performance.

Job Responsibility

Analyze existing metadata structures across HR systems and content platforms to identify gaps, overlaps, and inconsistencies
Define and implement an enterprise‑ready metadata, taxonomy, and ontology strategy tailored to HR and AI use cases
Develop and operationalize a sustainable metadata framework that supports AI‑driven search, retrieval, and future agentic experiences
Establish metadata standards, governance processes, approval workflows, and operational rules to maintain integrity over time
Partner with HR subject‑matter experts, content strategists, technology teams, and business stakeholders to align on metadata design
Facilitate and/or lead co‑creation workshops to gather input, validate taxonomy models, and drive stakeholder adoption
Consult with technology teams to ensure metadata aligns with AI infrastructure and platform capabilities
Drive education, documentation, and best practices for tagging and metadata usage in partnership with change management teams
Audit real content, search logs, and consumption data to continuously refine taxonomy and metadata models
Serve as a single‑practitioner metadata and taxonomy lead, setting standards, templates, and repeatable processes

Requirements

Hands‑on experience developing and implementing taxonomies and metadata across enterprise platforms to improve search, reuse, and AI experiences
Experience designing and operationalizing metadata governance, including standards, templates, workflows, and quality rules
Strong stakeholder facilitation skills, with the ability to reconcile competing mental models into a shared framework
Ability to work independently in a less‑mature or greenfield environment and deliver production‑ready outcomes
Bachelor’s degree in information science, library science, semantics, ontology, or a related field (or equivalent experience)
2+ years of professional experience in taxonomy, metadata, ontology, or related disciplines
Demonstrated experience supporting AI‑enabled or search‑driven experiences using structured metadata
Hands‑on experience implementing metadata standards within CMS and/or enterprise search platforms
Strong written and verbal communication skills, including the ability to influence without authority

Nice to have

Familiarity with knowledge graphs, graph databases, and semantic technologies
Experience with metadata governance tools and platforms (e.g., Collibra, Informatica, Atlan)
Understanding of data management fundamentals such as cataloging, lineage, and classification
Experience using analytics (search logs, content audits, usage data) to optimize metadata models
Exposure to enterprise HR systems, content management platforms, and search technologies

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Taxonomist / Metadata Specialist

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