Sr. QA Test Automation Engineer

Sr. QA Test Automation Engineer

Location: St. Louis, Missouri (Partial Remote) onsite 4 days per week

Employment Type: Contract

Role Overview

We are seeking an experienced Senior Quality Assurance Test Automation Engineer to join a product delivery team responsible for a high-scale data ecosystem. This role focuses on the automated validation of APIs, data transformations, and downstream reporting for a cloud-based big data analytics platform. You will be responsible for defining and implementing a data-aware automation approach to ensure data correctness across ingestion, transformation, storage, and consumption.

Key Responsibilities

• Design, develop, and maintain test automation frameworks and test scripts for cloud-based applications.
• Build and evolve automation that validates services, data pipelines, and data outputs across environments.
• Create comprehensive test plans and strategies covering functional risk, integration points, regression, and non-functional requirements.
• Write complex database queries, perform end-to-end testing, and analyze data to validate cloud infrastructure and services.
• Execute API testing and performance baselining to identify bottlenecks and reliability risks.
• Create reusable test data, manage test artifacts, and contribute to sprint planning and estimation.
• Investigate defects using logs and telemetry, collaborating with team members to troubleshoot issues and validate fixes.
• Provide technical thought leadership and mentor peers on automation patterns and testing processes.

Required Qualifications

Education: A Bachelor's degree with a major or specialized courses in Information Technology or commensurate experience is required.

Experience: A minimum of 5 years of proven experience in QA automation, SDET, or Quality Engineering roles is necessary. This includes experience with:

• Writing and analyzing complex data queries and automation scripts for testing large datasets.
• Testing analytics, data processing, or data-driven platforms at scale.
• Testing service-based architectures, including REST APIs and event-driven workflows.

Technical Skills: Proficiency with the following is required:

• Strong scripting ability in Python and/or Java.
• Advanced SQL skills and experience with relational databases such as Redshift.
• Experience with tools like Java, Selenium, JupyterLab, Jira, and Xray.
• Familiarity with AWS cloud services such as EC2, S3, RDS, Glue, Lambda, and SageMaker.
• Proficiency with API and performance testing tools like Postman or Gatling.
• Familiarity with CI/CD practices and version control.

Preferred Qualifications

• Knowledge of Infrastructure as Code (IaC) tools is preferred.
• Knowledge of security testing methodologies for cloud environments is considered a bonus.
• Exposure to data governance validation.

Work Authorization

US Citizenship is required for this position.

Compensation

The estimated pay rate for this position is $70.00 to $85.00 per hour. The contract duration is one year with a possibility of extension.

This employer is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

Apex uses a virtual recruiter as part of the application process. Click here for more details.

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Everforth Apex is a world-class IT services company that serves thousands of clients across the globe. When you join Everforth Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRateds Best of Staffing® in Talent Satisfaction in the United States and Great Place to Work® in the United Kingdom and Mexico.

Everforth Apex uses a virtual recruiter as part of the application process. Click here for more details. By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from Everforth Apex and its affiliates, and contracted partners. Frequency varies for text messages. Message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You can reply STOP to cancel and HELP for help. You can access our privacy policy at

Everforth Apex Benefits Overview: Everforth Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Everforth Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our 'Welcome Packet' as well, which an Everforth Apex team member can provide.

Everforth Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Everforth Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law.

If you require an accommodation under the Americans with Disabilities Act to participate in an interview with a virtual recruiter or to use our website for a search or application, please contact our Benefits Department at [email protected] or View phone number on click.appcast.io. Please note that this contact information is strictly to be used for medical ADA accommodations and that no other inquiries will be answered.

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