Principal Context & Knowledge Architect

Medallia; Municipio de Esquel; Hybrid; ARS 176,967,658 - 235,956,878; Full time

Job summary

Medallia is seeking a Principal Context & Knowledge Systems Engineer to define and build the knowledge architecture powering AI across Medallia. You will design enterprise-scale systems for memory, retrieval, grounding, and real-time context, enabling permission-aware AI experiences across products and platforms.

This hybrid role requires onsite presence in the Buenos Aires vicinity three days per week, with collaboration across global teams and initiatives.

Qualifications

• - 10+ years building large-scale distributed systems or data platforms.
• - Experience with RAG systems, vector search, or contextual AI infrastructure.
• - Experience with graph databases, vector databases, and semantic retrieval.
• - Understanding embeddings, ranking, and retrieval evaluation.
• - Designing scalable metadata, ontology, or taxonomy systems.
• - Proficient in Python, Java, Go, or similar backend languages.
• - Experience with streaming systems and real-time data pipelines.
• - Proven ability to lead complex technical initiatives.
• - Fluent in English, oral and written.

Responsibilities

• Architect enterprise knowledge graph architectures representing relationships and context.
• Define semantic models, ontologies, metadata standards, and taxonomy strategies.
• Build cross-system semantic federation across products and platforms.
• Develop knowledge normalization, enrichment, lineage, and governance.
• Design Retrieval-Augmented Generation (RAG) infrastructure at scale.
• Lead memory, identity-aware intelligence, and real-time context enrichment pipelines.
• Mentor engineers and drive long-term technical strategy.

Skills

Distributed systems

Information retrieval

Semantic search

RAG systems

Graph databases

Vector databases

Python

Java

Go

English fluency

Tools

Vector databases

Search indexing

Job description

Medallia is seeking a Principal Context & Knowledge Systems Engineer to define and build the knowledge architecture powering AI across Medallia. You will design enterprise-scale systems for memory, retrieval, grounding, and real-time context, enabling permission-aware AI experiences across products and platforms.

This hybrid role requires onsite presence in the Buenos Aires vicinity three days per week, with collaboration across global teams and initiatives.