Test Lead - Big Data
#1635583
SAS UK’s BigData platform is the largest in scope, hosting 5+ PiB of data and 250,000+ SAS programs. It supports critical finance and compliance workloads. Due to high complexity and delays, a dedicated Engineering POD is required to accelerate delivery.
File rationalization and conversion (Parquet, Altair WPD)
Partitioning and loading large datasets (Hive, Teradata, PostgreSQL)
Development and validation of migration pipelines
Setup of parallel run and production environments with data sync
Define and lead the end-to-end testing strategy for BigData / SAS SPDE migration
Design and execute tests for data conversion and pipeline validation
Coordinate with engineering teams and manage defect lifecycle
Collaborate with stakeholders (tenants, ITSOs, architecture, network, vendors)
Support user onboarding and training
Location: Krakow preferred (other cities can be consider as well, however candidate has to be ready to travel to clients office in Krakow min once a month)
Expertise in BigData and data platform testing
Strong knowledge of:
OS: Linux, shell scripting
Storage: Hadoop/HDFS, S3/VAST, Teradata, PostgreSQL
Formats: Avro, ORC, Parquet (SPDE a plus)
Table Formats: Delta, Iceberg
Engines: Hive, Spark (Starburst/Databricks a plus)
Languages: SAS, Python
Automation: large-scale data pipelines
Other: DML, partitioning, Altair SLC
Self-starter with strong communication skills, English C1
Experience with Altair tools and vendor coordination
Familiarity with SAS Macros, DI, DI Studio, and stored processes