Data Tester (ETL Testing)

Posted 11 Days Ago
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3 Locations
Junior
Big Data • Information Technology • Consulting
The Role
The Data Tester will focus on testing ETL processes, ensuring data quality and integrity, and validating data pipelines within platforms like Snowflake. Responsibilities include executing tests, performing data reconciliation, and collaborating with data engineers, as well as creating test documentation and supporting test strategies.
Summary Generated by Built In

Description

Overview:

We are looking for a detail-oriented and skilled Data Tester to join our team. The ideal candidate will focus on testing ETL processes, ensuring data integrity, and validating data pipelines within Snowflake or other data platforms. The role involves verifying that data flows correctly from source to destination and meets business requirements.

Key Responsibilities:

  • Test and validate ETL processes to ensure data quality and accuracy.
  • Perform data reconciliation and verification between source systems and Snowflake or other target platforms.
  • Execute manual and automated tests for data pipelines.
  • Identify, log, and track defects, working closely with the development team to resolve issues.
  • Create and maintain test cases, scripts, and documentation for ETL processes.
  • Collaborate with data engineers and business analysts to understand requirements and business rules.
  • Ensure data transformation rules are correctly applied.
  • Perform data profiling and integrity checks to ensure compliance with business requirements.
  • Support the creation of test strategies and plans for data-related projects.
Requirements

Skills & Qualifications:

  • Experience with ETL processes and tools (e.g., Talend, Informatica, or similar).
  • Knowledge of Snowflake or other cloud data platforms.
  • Familiarity with SQL and ability to write complex queries for testing.
  • Understanding of data quality, data integrity, and data validation techniques.
  • Ability to work with large datasets and complex data structures.
  • Strong attention to detail and problem-solving skills.
  • Experience with test automation tools (e.g., Selenium, TestNG) is a plus.
  • Good communication skills and ability to work in a collaborative team environment.

Education & Experience:

  • Bachelor's degree in Computer Science, Information Technology, or related field.
  • 2+ years of experience in data testing, ETL testing, or data quality roles
Benefits

Why Datacom?

At Datacom we believe that doing good, is good for business. We’ve maintained our local family feel whilst expanding globally, across Australia and ASIA. Our brand and reputation depend on ‘proving the promise’ and we aspire to be the trusted advisor for our customers across Government and the private sector from enterprise scale to regional business. We offer our staff a competitive salary package, fantastic perks and benefits like healthcare, life insurance, discounts at local retailers and a supportive, flexible working environment. If you want to join a company making a difference, apply now!

We have over 6,500 people across our global offices, and generate an annual revenue of over $1.48 billion, this makes us one of Australasia’s largest professional IT services companies. We have extensive expertise in operating data centres, providing IT services, software engineering and application management, as well as payroll and customer service design and operations. With this comes a long list of significant clients Datacom is committed to hiring, developing and promoting the best talent from a diverse range of backgrounds. We are local at heart, yet world-class in capability.

Top Skills

SQL
The Company
HQ: Auckland
6,500 Employees
On-site Workplace
Year Founded: 1965

What We Do

Datacom is Australasia's largest home-grown tech company. Drawing on the experience of over 6500 staff in 24 locations around the globe, we work with a full range of clients, from small start-ups through to government agencies and multinational corporations, to explore and extract the hidden value in their systems.

We bring together over half a century of know-how, the right technology and the knowledge and creativity of our people, to deliver sustainable solutions to our customers’ greatest challenges.

With our team of dedicated professionals, we work with leading partners to deliver the solutions that are right for our customers – that solve their issues and enhances their businesses.

We design, build and run IT systems and processes across operations, cybersecurity, cloud, digital platforms, payroll and enterprise applications. We deliver customer care services and operate mission-critical infrastructure with best-in-class data centre facilities – Datacom delivers on the promise: practical imagination.

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