Overview
Skills
Job Details
Trident Consulting is seeking a " ETL Tester " for one of our clients in " Mclean, VA ".
Position: ETL Tester
Location: Mclean, VA- Onsite - Only Eastern time zoon candidates
Type: Full-Time - No C2C/ NO OPTCPT/H1-T
Key Responsibilities:
- Perform comprehensive ETL testing, including validation of transformations, data mappings, and data integrity.
- Write and execute advanced SQL queries to validate data across source, staging, and target tables.
- Work with ETL concepts such as 3NF, dimensional modeling, fact/dimension loads, surrogate keys, and complex joins.
- Develop and manage automation test scripts using tools like Python, Java, Ruby, or Cucumber for ETL pipelines.
- Perform data comparison and reconciliation between legacy and new systems/databases.
- Use UNIX shell scripting for data/file operations and validation.
- Monitor and manage ETL job executions through Autosys or equivalent job schedulers.
- Collaborate with data engineers, analysts, and stakeholders to ensure data quality and compliance.
- Leverage AWS cloud services for data storage, processing, and testing automation.
Must-Have Skills:
- Strong experience in ETL Testing and Data Warehousing concepts.
- Expertise in Advanced SQL for large datasets and complex validations.
- Solid knowledge of UNIX and Shell Scripting.
- Experience with Autosys or similar job scheduling tools.
- Proficiency in Python, Java, Ruby, or Cucumber for test automation.
- Working knowledge of ETL architectures and data modeling techniques (e.g., 3NF, star schema).
- Hands-on experience with AWS Services such as S3, Redshift, Glue, Lambda, etc.
Good to Have:
- Experience in CI/CD pipelines for test automation.
- Familiarity with data governance and data quality tools.
- Understanding of DevOps practices in data environments.
Education:
- Bachelor s or Master s degree in Computer Science, Information Technology, or related field.
About Trident
Trident Consulting is a premier IT staffing firm providing high-impact workforce solutions to Fortune 500 and mid-market clients. Since 2005, we've specialized in sourcing elite technology and engineering talent for contract, direct hire, and managed services roles. Our expertise spans cloud, AI/ML, cybersecurity, and data analytics, supported by a 3M+ candidate database and a 78% fill ratio. With a highly engaged leadership team and a reputation for delivering hard-to-fill, niche talent, we help organizations build agile, high-performing teams that drive innovation and business success.
Some of our recent awards include:
- Trailblazer Women Award 2025 by Consulate General of India in San Francisco
- Ranked as the #1 Women Owned Business Enterprise in the large category by IT-Serve.
- Received the Tech-Serve Excellence award.
- Consistently ranked in the Inc. 5000 list of fastest-growing private companies in America
- Recognized in the SF Business Times as one of the Largest Bay Area BIPOC/Minority-Owned Businesses in 2022