Sr. ETL Tester

Ethereum Technologies LLC; Las Vegas (NV); On-site; USD 110,000 - 160,000; Full time

Job summary

Ethereum Technologies LLC is seeking a data automation and ETL testing expert to design, implement, and execute test strategies for complex ETL pipelines. You will validate data quality, write robust SQL validation queries, and collaborate with engineers to ensure accurate reporting across BI tools.

The role emphasizes UAT leadership, Agile/Scrum experience, and hands-on automation using Python, Airflow, and modern ETL tools. On-site in Las Vegas with a focus on reliable data delivery.

Qualifications

• Develop and execute comprehensive test plans for ETL processes.

Responsibilities

• Write and execute test cases, validate data movement and transformations.
• Collaborate with data engineers to address reporting needs with quality data.
• Lead UAT and validate data warehouse results against source systems.
• Maintain automation scripts and CI/CD pipelines for ETL testing.

Skills

Test automation

ETL testing

SQL queries

Python

Bash

Apache Airflow

Luigi

Informatica

Talend

Tableau

PowerBI

Jenkins

GitLab

Maven

HP ALM

Jira

Rally

Data modeling

Tools

Airflow

Luigi

Informatica

Ab Initio

Talend

Tableau

PowerBI

MySQL

PostgreSQL

SQL Server

Snowflake

Redshift

Job description

Be an expert in writing and executing test cases, managing and analyzing large sets of data, creating automation scripts, and communicating relevant insights to the team

Love to collaborate with other data professionals, engineers, and business operation experts to understand and address reporting needs

Experience with both traditional and big data streaming

Create and maintain complex SQL queries such as; type 2 triggers, various joins, aggregations, groupings, and more

Execute ETL jobs using orchestration tools (airflow/scheduler/SQL agent)

Have a working knowledge and testing experience of ETL

Be proactive with leadership abilities with a strong can do attitude

Possesses heavy experience with automation testing for ETL

Highly detailed oriented

Strong willingness & comfort in taking on and challenging development approaches

Conduct and facilitate UAT

Previously worked in Agile and Scrum

What You Will Need:

Solid understanding of test Automation architecture, framework, and Automation script creation using programming language Python, Bash Scripts, etc. and Orchestration tools like Apache Airflow, Luigi

Strong knowledge of creating SQL queries for source to target database validation and Data warehouse testing

Hands-on experience interpreting and understanding data models and ER diagrams

Experienced in traditional SQL DB (MySQL, Postgres, SQL server) and cloud-native data warehouses Snowflake or Redshift

Experienced in ETL tools Informatica, ab initio, Talend, and reporting tools - Tableau and PowerBI

Create and execute strategies and test cases for applications that use ETL components

CI/CD implementation through Jenkins/GitLab/Maven

Experienced with HP ALM, Jira, rally any agile test management tools

Implement the orchestration of business flows on given problem statements for the automation of complex scenarios

Review technical requirements with data warehouse and business intelligence terminology to produce test strategies, test scenarios, and test cases for the data warehouse team

Create the test plan for the software release, defining resources, and test suites required for each test cycle, dependencies, risks, and the overall strategy for testing complex systems and applications

Experienced in using frontend (UI) to generate test scenarios and validate data in the backend

ETHEREUM TECHNOLOGIES LLC is an equal opportunity employer inclusive of female, minority, disability and veterans, (M/F/D/V). Hiring, promotion, transfer, compensation, benefits, discipline, termination and all other employment decisions are made without regard to race, color, religion, sex, sexual orientation, gender identity, age, disability, national origin, citizenship/immigration status, veteran status or any other protected status. ETHEREUM TECHNOLOGIES LLC will not make any posting or employment decision that does not comply with applicable laws relating to labor and employment, equal opportunity, employment eligibility requirements or related matters. Nor will ETHEREUM TECHNOLOGIES LLC require in a posting or otherwise U.S. citizenship or lawful permanent residency in the U.S. as a condition of employment except as necessary to comply with law, regulation, executive order, or federal, state, or local government contract