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Ellumen

Senior Tester / Quality Assurance (QA) Engineer

Ellumen, Four Corners, Maryland, United States

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Overview

The Senior Tester / QA Engineer will provide quality assurance and validation support for clinical applications and data services developed and hosted for the Department of Veterans Affairs (VA). This position ensures that all software releases, data pipelines, and integration services meet functional, performance, and security requirements before deployment into production. The candidate will collaborate with developers, software architects and system administrators to implement automated testing frameworks and continuous integration practices that improve system reliability and traceability. Key Responsibilities

Testing and Validation

Develop, maintain, and execute

test plans, test cases, and test scripts

for web applications, APIs, and data services. Conduct

functional, regression, integration, and system testing

for clinical and health-related applications. Validate

data accuracy, completeness, and transformation logic

in ETL pipelines and data interfaces. Perform

API testing

using tools such as Postman, ReadyAPI, or similar frameworks. Identify, document, and track software defects using issue tracking systems (e.g., Jira, Azure DevOps, or similar). Automation and Continuous Integration

Design and implement

automated test suites

for APIs, databases, and application workflows using frameworks such as

Selenium, SOAP UI, PyTest, JUnit, Postman/Newman, UIPath or Test Complete . Integrate automated tests into the

CI/CD pipeline

(e.g., Jenkins, GitLab CI, GitHub Actions) to support continuous testing and deployment. Work closely with developers to create

mock data and stubs

for testing microservices and data exchange endpoints. Data & Clinical Domain Testing

Validate data exchange, transformation, and normalization between

clinical data sources and FHIR-based APIs or VA data services . Support

HL7, FHIR, DICOM, and other healthcare interoperability standards testing , ensuring data integrity and compliance. Ensure compliance with

VA data governance, security, and privacy standards (HIPAA, FISMA, RMF) . Collaborate with VA stakeholders to test systems within

VA Enterprise Cloud (VAEC)

or

GovCloud environments . Documentation and Reporting

Maintain detailed test documentation, including test plans, traceability matrices, and results reports. Participate in release readiness reviews and provide go/no-go quality recommendations. Develop and maintain automated testing dashboards or reports to visualize test coverage and defect trends. Qualifications

Required

3+ years of experience as a

QA Engineer, Software Tester, or Automation Engineer

supporting enterprise or clinical applications. Experience testing

data-centric or API-based systems

(REST, SOAP, JSON, XML). Strong knowledge of

test design techniques, defect tracking, and quality assurance methodologies . Hands-on experience with

test automation frameworks

and scripting languages (Python, JavaScript, Java, or similar). Excellent analytical and problem-solving skills; attention to detail. Preferred / Desired

Experience working with

Department of Veterans Affairs (VA) systems or healthcare applications . Knowledge of

clinical data formats and standards

(FHIR, HL7, DICOM). Experience with

cloud-based testing

in AWS (including GovCloud or VA Enterprise Cloud environments). Familiarity with

Agile / DevSecOps

methodologies and continuous integration tools (Jenkins, GitLab, Azure DevOps). Certifications such as

ISTQB ,

Certified Software Tester (CSTE) , or

AWS Certified Developer/Tester . Active

VA clearance or ability to obtain Public Trust . Work Environment

Remote work supporting cloud-hosted VA clinical data services. Collaboration with multidisciplinary teams including developers, end users, and cybersecurity personnel. May participate in release cycles, regression testing, and after-hours validation activities as needed.

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