CareerPlan

Principal Data Engineer

Athens, grFull-time2026-10-21 → 2026-11-09
Hybrid

Core

Lead a small team of Data Engineers to design and deliver cloud-native data lakes, lakehouses, and medallion-architecture platforms on Azure, AWS, or Databricks, serving clients' analytics and AI ambitions.

Role type

Principal Data Engineer (hands-on IC with team leadership)

Builds

Cloud-native data lakes, lakehouses, and medallion-architecture platforms

Domain

Cloud Data Engineering & AI Infrastructure

Deliverable

production ML models

Required skills

Cloud data platform design (Azure/AWS/Databricks), Medallion architecture, ELT/ETL pipeline development, Data modeling, Workflow orchestration (Airflow/Prefect/Dagster), Open table formats (Delta Lake/Apache Iceberg), SQL, Python, Distributed processing (Spark), CI/CD for data, IaC, DataOps

Preferred skills

AI coding assistants integration, Agentic workflows, Pre-sales solution design, Coaching technical leaders

Technologies

Azure, AWS, Databricks, Delta Lake, Apache Iceberg, Apache Airflow, Prefect, Dagster, Spark

Responsibilities

Lead and mentor a small team of Cloud Data Management and Data Lake Engineers; Own end-to-end delivery of client engagements including scope, estimates, milestones, risks, and quality; Design and build robust ELT/ETL pipelines and data quality controls; Collaborate with AI/ML and BI teams to ensure data serves analytics and operational use cases; Support pre-sales activities and technical estimations.

Seniority

Principal, hands-on IC with team leadership