Automation Tester

Cwsc; Springfield (VA); On-site; USD 90,000 - 110,000; Full time

Job summary

Cwsc in Virginia is hiring an experienced Automation Tester specializing in Backend, API, and Microservices testing. The role involves designing and implementing automation frameworks, conducting various tests, and collaborating with development teams to ensure system quality.

Ideal candidates will have a Bachelor's degree in Computer Science and at least 10 years of experience in automation testing. Proficiency in JMeter, SQL, and Agile practices is essential. Cwsc promotes a diverse workplace with accommodations for individuals with disabilities.

Qualifications

• 8-10 years of experience in backend or API test automation.
• Experience with performance testing and systems engineering.
• Strong knowledge of Agile practices.

Responsibilities

• Analyze requirements to define testing needs.
• Design and develop automated test scripts for APIs.
• Validate API responses using Postman and Swagger.
• Execute integration and regression testing for backend systems.
• Build automation frameworks using Python or Java.
• Verify backend data using SQL.
• Troubleshoot API and data issues.
• Integrate automated tests into CI/CD pipelines.

Skills

Backend or API test automation

Agile, CI/CD, and DevOps practices

Performance testing

JMeter and Curl or Shell scripts

Excellent communication and problem-solving skills

Ability to work independently and collaboratively

Technical information understanding

Education

Bachelor's Degree in Computer Science or related field

10 years of experience

Tools

Postman

Swagger

SOAP UI

Python, Java, Groovy

SQL (Oracle, PostgreSQL, MySQL)

Jenkins, GitHub Actions, GitLab CI

JIRA

Job description

We are seeking an experienced Automation Tester with strong expertise in Backend, API, and Microservices testing. The ideal candidate will design, implement and maintain automation frameworks supporting REST, SOAP, and distributed backend services. This role requires hands‑on experience with API validation, database verification, and performance testing in Agile/DevOps environments.

The Automation Tester will design automated test scripts in support of user requirements for moderately complex to extremely complex software of IT systems. They will perform activities such as determining what technical testing strategy to implement; converting manual test cases to automated scripts, analyze test case scenarios, identifying validation points and metrics to be collected; ability to identify which protocol is best to use for building scripts and connecting to test environment interfaces; conducting various types of tests and collecting necessary metrics; writing test analysis documents highlighting key findings and recommendations; perform code reviews. The Automation Tester may make recommendations and advise on system improvements, optimization, or maintenance efforts to reduce operating time and improve efficiency.

Skills

• Experience in backend or API test automation
• Strong knowledge of Agile, CI/CD, and DevOps practices
• Experience with performance testing and systems engineering
• Experience with JMeter and developing Curl or Shell scripts
• Excellent communication and problem‑solving skills
• Ability to work independently and collaboratively in cross‑functional teams
• Ability to convey technical information to non‑technical individuals

Responsibilities

• Analyze functional and non‑functional requirements to define API and backend testing needs.
• Design and develop automated test scripts for REST, SOAP, and microservice interfaces.
• Validate API responses, payloads, and data integrity using Postman, Swagger, and SOAP UI.
• Execute integration and regression testing for backend systems.
• Build and maintain automation frameworks using Python, Java, or Groovy.
• Verify backend data using SQL (Oracle, PostgreSQL, MySQL).
• Troubleshoot API and data issues through log analysis and diagnostic tools.
• Integrate automated tests into CI/CD pipelines (Jenkins, GitHub Actions, GitLab CI).
• Support load and performance testing using JMeter or similar tools.
• Participate in code reviews and provide recommendations to improve automation coverage.
• Collaborate with developers, DevOps, and QA teams to ensure system quality and reliability.
• Bachelor's Degree in Computer Science, Engineering, or related field and 10 years of experience
• 8–10 years of experience in backend or API test automation

Eligibility

• Candidate must be a US Citizen, possess DHS Suitability background investigation or be eligible to qualify for DHS Entry of Duty background investigation followed by DHS Public Trust Clearance

Core Expertise

• REST / SOAP API Testing
• Backend & Microservices Testing
• Postman, Swagger, SOAP UI
• REST Assured, PyTest, Karate
• JSON, XML, WSDL, OAuth, JWT
• SQL (PostgreSQL, Oracle, MySQL)
• Jenkins, Maven, Git, JIRA
• TestNG, JUnit, PyTest
• Cucumber
• Docker / Kubernetes Environments
• Performance Testing (JMeter, Locust)
• Languages: Java, Ruby, Python, XML

Desired Experience

• AWS or other Cloud Platform experience
• API Monitoring (e.g., Splunk, Kibana)
• TDD / BDD experience
• Security and authentication testing
• Federal or large‑scale enterprise system experience
• Relevant certifications desired

EEO Statement

Computer World Services is committed to the full inclusion of all qualified individuals. As part of this commitment, Computer World Services will ensure that individuals with disabilities (IWD) are provided reasonable accommodations. If reasonable accommodation is needed to participate in the job application or interview process, to perform essential job functions, and/or to receive other benefits and privileges of employment, please contact Human Resources at [e-mail]