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ETL Test Engineer
Location
United Kingdom
Posted
22 days ago
Salary
0
Seniority
Senior
Job Description
ETL Test Engineer
Telefónica Tech
• The Data Quality Analyst is accountable for the design and operational execution of the Data Quality framework. • Responsibilities include creation and maintenance of quality assurance testing deliverables and assisting in delivery activities. • Analysing Business requirement for completeness and accuracy. • Analysing Business requirements against the technical specifications (data modelling). • Creating high-level test scenarios. • Creating manual test cases. • Developing validation scripts for automated execution, while creating actionable data quality reports that measure trends over time. • Developing yaml code to create DevOps pipelines and maintain them. • Analysing test outputs and reporting defects. • Working closely with Business Analysts, Data Analysts/Scientists, Development, and Product Owners to ensure data housed in multiple source systems is valid and accurate. • Participating in defect triage and sprint ceremonies. • Candidate will be involved in both automated and manual ETL testing across multiple scrum teams, although most of the testing will be automated. • Participation in architecting the logical design of data quality practices with the technical team, including DQ design and specifications, data modelling, and documentation of logical processing flows. • Agile testing. • Developing documents and implementing data quality standards. • Regularly reviewing and interpreting QA results and findings with limited support from senior leadership.
Job Requirements
- At least 5+ years related experience or equivalent combination of education and Consulting experience.
- At least 5 years’ experience in large scale system implementation efforts following a standard software development lifecycle approach (scrum desired).
- Experience with ETL testing.
- Ability to automate ETL tests using Pyspark/Python.
- Ability to write manual test cases from business requirements and technical specifications.
- Ability to create data bricks notebooks to automate the manual tests.
- Ability to create and run Test pipelines and interpret the results.
- Ability to test complex reports and write queries to check each metrics.
- Strong oral and written communications skills.
Benefits
- Inclusion is the bridge that empowers everyone to be their authentic selves.
- We celebrate and respect our differences because diversity drives innovation and makes us stronger.
- Employee Resource Groups which include Diversity and Inclusion, Telefónica Tech Pride, Neurodiversity, ELEVATE (African and Caribbean heritage network), and Sustainability.
- We don’t believe hiring is a tick box exercise, so if you feel that you don’t match the job description 100%, but would still be a great fit for role, please get in touch.
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