The Opportunity:

We’re looking for a mid level Data Engineer to join the Ookla Data Engineering team and help us process the world’s best collection of data on mobile and fixed internet performance. As a data engineer you will be focused on developing jobs, libraries and operations to support data scientists and analysts as they discover new and exciting ways to apply our data. Applicants should have a strong, data-focused programming background and be passionate about accuracy and performance. You will work on big data using the latest technologies.

Key Responsibilities:

- Design and develop high volume data processing pipelines across various platforms including Redshift, Athena, Iceberg, Spark and Airflow

- Implement monitoring, alerting, and data quality checks to ensure pipeline reliability and data accuracy

- Contribute to architectural decisions and technical design discussions for new data platform initiatives

- Participate in code reviews and contribute to team standards for data quality, testing, and documentation

- Support and collaborate with data scientists, analysts, product managers and integrating teams

Job Qualifications:

- Bachelor's degree in Computer Science or related field or equivalent experience

- 5+ year of professional experience in data engineering

- Expertise in SQL, databases (MySQL / Redshift / Athena), Data modeling

- Workflow orchestrators (Dagster, Airflow, Prefect)

- Experience working with Python

- Strong communication skills both in person and via virtual mediums

- ETL/ELT design patterns

- Experience with high volume distributed data processing in Spark

- Experience with AWS cloud services

- Background check required

Nice to have:

- Experience with large-scale aggregation and geospatial data (H3 / Quadkey/S2), or with multi-source data integration, is a plus

About

Ookla, an Accenture company, is a general leader in connectivity intelligence that brings together the trusted expertise of Speedtest®, Downdetector®, Ekahau®,



and RootMetrics® to deliver unmatched network and connectivity insights. By combining multi-source data with industry-leading expertise, we transform network performance metrics into strategic, actionable insights.

Our solutions empower service providers, enterprises, and governments with the critical data and insights needed to optimize networks, enhance digital experiences, and help close the digital divide. At the same time, we amplify the real-world experiences of individuals and businesses that rely on connectivity to work, learn, and communicate. From measuring and analyzing connectivity to driving industry innovation, Ookla helps the world stay connected.

About Accenture

Accenture helps the world’s leading enterprises reinvent by building their digital core and unleashing the power of AI to create value at speed for organizations across industries. Our strategy is to be the reinvention partner of choice for our clients and lead in the safe, widespread adoption of AI, and to be the most client focused, AI-enabled, great place to work in the world. We bring together the talent of our approximately 799,000 people with proprietary assets and platforms, deep process and industry expertise, and leading ecosystem relationships to deliver end-to-end solutions and measurable outcomes at scale. Through our Reinvention Services, we offer broad expertise across Cybersecurity, Digital Core, Finance, Industry and Enterprise, Song, Supply Chain and Engineering, and Talent, with advanced capabilities in AI and Data, Industry and Process, and Technology. We serve approximately 9,000 clients and generated approximately $70 billion in FY25 revenue. Visit us at accenture.com.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

📌 Data Engineer II (Madrid)
🏢 Ookla
📍 Madrid