ETL Test Engineer

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🕒 May 8

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Telefónica Tech

WebsiteLinkedInAll Job Openings

1001 - 5000 employees

🔒 Cybersecurity

🤖 Artificial Intelligence

Cybersecurity • Cloud • Artificial Intelligence

Telefónica Tech is a leading company providing comprehensive digital transformation solutions. They offer a range of services including Data & AI, Cyber Security, Cloud, Business Applications, and Modern Workplace solutions. Telefónica Tech works with industries such as Public Sector, Healthcare, Financial Services, Insurance, Manufacturing, and Retail to enhance their digital capabilities and ensure efficient, secure, and innovative operations. The company is committed to corporate social responsibility and employs advanced technology to support resilient, scalable, and secure digital solutions for its clients.

📋 Description

• 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.

🎯 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.