Sr. Test Engineer

Leidos Holding$107K — $195K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 5-7 years of experience in software quality assurance with a focus on automation testing.
  • Expertise in creating and documenting test cases for agile delivery.
  • Proficient with automation frameworks and tools like Selenium or Katalon Studio.
  • Ability to write efficient and scalable test scripts.
  • Experience in software performance testing practices.
  • Familiar with commercial cloud platforms such as AWS and DevOps tools.
  • BS or Master's degree in a relevant field, or equivalent experience; active TS/SCI with Polygraph required.

Responsibilities

  • Participate in Agile software development initiatives to enhance custom applications.
  • Collaborate with team members to assess complexity and testing efforts based on User Story Acceptance Criteria.
  • Develop test approaches emphasizing automation of recurring test cases.
  • Create automated test cases utilizing knowledge of custom software applications.
  • Implement DevOps practices to maintain and improve test case repeatability.
  • Document end-to-end functionality test case narratives and support performance testing activities.
  • Engage with tools such as JIRA and Confluence for task management and documentation.

Benefits

  • Opportunity to work in a cutting-edge commercial cloud environment.
  • Contribution to innovation and enhancements in software development processes.
  • Chance to collaborate with a skilled Agile team including Scrum Masters and Product Owners.
  • Professional development through direct involvement in the testing lifecycle of software releases.
Full Job Description
Job Summary

As a Test Engineer on this program, you will have the opportunity to design, develop, and execute automated tests to ensure the quality and reliability of software applications and services in a Continuous Integration / Continuous Delivery Pipeline within a commercial cloud environment. You will play a crucial role in the software development lifecycle, aiming to streamline testing processes, reduce defects, and accelerate software releases.

Primary Responsibilities:
  • Participate in program Agile software development initiatives (standup, planning, increment planning) to support innovation and enhancement of custom applications through iteration/functionality testing within a commercial cloud environment.
  • Participate and collaborate with team members to assess StoryPoint/complexity efforts (using best practices) to ensure proper testing and delivery of functionality per User Story Acceptance Criteria
  • Collaborate with team members (Scrum Master, Product Owner, Software Developers) to develop test approaches with emphasis on automation of recurring/regression test cases through selected toolsets
  • Develop automated test cases using knowledge of custom Applications through designated GUI/COTS products (ex: Selenium and Katalon Studio)
  • Leverage DevOps practices to ensure repeatability and Configuration Management of test cases/scripts are maintained and continuously improved
  • Develop and document end-to-end functionality test case narratives using task management system (JIRA/Confluence) and support performance testing/evaluation activities using tools such as Jmeter


Basic Qualifications:
  • Experience in software quality assurance with a focus on automation testing.
  • Experience with creation, authoring, execution and documentation of test cases/result sets for software products in an agile cadence
  • Experience using automation frameworks and tools like Selenium or Katalon Studio
  • Familiarity in writing efficient and scalable test scripts.
  • Direct experience with software performance testing practices
  • Experience working/testing within Commercial Cloud Platforms (ex: AWS) and DevOps tools, and working in a SAFe Agile and DevOps development environment
  • Demonstrated ability to work within collaborative environment to execute test cases complimentary to development efforts
  • BS degree with 8 or more years of prior relevant experience or Master's with 6 or more years of prior relevant experience. Will consider experience in lieu of a degree
  • Candidate must have an active TS/SCI with Polygraph


Preferred Qualifications:
  • Hands-on experience with Katalon Studio and Katalon Runtime Engine
  • Programming skills in languages such as Java or Python enabling the ability to write efficient and scalable test scripts.
  • Experience with CI/CD tools (e.g., Jenkins, GitHub) and their integration with automated tests.
  • Direct experience with AWS environments


CABARESTON

#ASBA

Original Posting:
September 3, 2026

Pay Range:
Pay Range $107,900.00 - $195,050.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos Holding

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Joining Leidos Holding presents an unparalleled opportunity to advance one's career with a leader in innovation and technology. The company offers a plethora of job opportunities aimed at fostering professional growth and development in a diverse and inclusive environment.

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