29 days ago
Seoul, Korea, SouthSenior
Responsibilities
- Design and evolve large-scale database and data platform architectures.
- Design data flows and pipelines across operational databases, analytics databases, data warehouses, and data marts.
- Design and operate ETL/ELT pipelines while ensuring data quality and performance.
- Structure data for analytics and BI use cases and design serving layers.
- Define data standards, schemas, governance policies, and data security controls with DevOps, cloud, and service teams.
- Manage schema versioning and migrations integrated with CI/CD pipelines.
- Build query-performance, transaction-log, observability, and logging monitoring.
- Establish data lifecycle management, optimization, and automated data quality frameworks.
- Design and implement real-time and batch synchronization between operational and analytics environments.
- Plan for future data platform scalability and establish incident response and recovery processes.
Requirements
- 8+ years of experience in data-focused roles such as Data Engineer, DBA, or backend engineering.
- Strong hands-on experience in database engineering and large-scale RDBMS operations.
- Experience with query optimization, schema design, indexing, sharding, SQL, and performance tuning.
- Experience designing data warehouses, data marts, and ETL/ELT pipelines.
- Experience with database replication, clustering, failover, and fencing configurations.
- Experience diagnosing and tuning large-scale data performance issues.
- Experience establishing incident response and recovery processes for data pipelines.
- Hands-on experience operating at least one distributed data system such as Kafka, Spark, or Flink.
- Preferred experience with Airflow or Argo Workflows, Data Mesh or Lakehouse architectures, Power BI or Tableau integrations, large-scale log or event data, and data security or regulatory compliance.
Benefits
- Position is based in Gasan, Seoul, Korea (the Republic of).
- Ericsson offers an inclusive, diverse, and collaborative work environment.
Tech Stack
Categories
Data Engineering
About Ericsson
Ericsson is a publicly traded telecommunications vendor that builds mobile network infrastructure (RAN, core, OSS/BSS), cloud platforms, and managed services for communications providers and enterprises. Founded in 1876 and headquartered in Kista, Stockholm, it supplies 5G systems to operators worldwide and owns Vonage, expanding network APIs and enterprise communications offerings.