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Principal Test Engineer - Careers at Leidos

Leidos

Principal Test Engineer - Careers at Leidos

full-timePosted: Feb 3, 2026

Job Description

Principal Test Engineer - Leidos Intel Security Sector

Leidos seeks a Principal Test Engineer for our Analysis Solutions Business Area in Bethesda, MD. Join a team pioneering Security Engineering, CNO, Mission Software, SIGINT, and Cryptographic Key Management. Make an impact on National Security with competitive benefits including PTO, 11 holidays, 401K 6% match, flexible schedules, stock discounts, upskilling, education support, and parental leave.

Key Responsibilities

  • Engage in Agile processes (standups, sprint planning) to test custom applications iteratively.
  • Assess story complexity and ensure testing aligns with User Story Acceptance Criteria.
  • Develop automated test cases with Selenium, Katalon Studio, and Python scripting.
  • Implement DevOps for repeatable, version-controlled test scripts in CI/CD pipelines.
  • Author end-to-end test narratives in JIRA/Confluence; conduct performance tests with JMeter.

Basic Qualifications

  • Expertise in back-end/front-end testing, Python automation, and test data management.
  • Software performance testing experience.
  • Agile test case creation/execution in cloud (AWS) and DevOps environments.
  • BS +12 years or MS +10 years experience (equivalent accepted).
  • Active TS/SCI with Polygraph required.

Preferred Qualifications

  • MS Windows/Linux server administration.
  • CI job analysis to trace failures to code changes.
  • Code review for impact on functionality.
  • AWS direct experience.

Work in a commercial cloud environment with cross-training in systems engineering, software dev, and security. Leidos empowers disruption and innovation—apply to thrive in a high-impact role.

Locations

  • Bethesda, Maryland, United States

Salary

131,300 - 237,350 USD / yearly

Estimated Salary Rangehigh confidence

131,300 - 237,350 USD / yearly

* This is an estimated range based on market data and may vary based on experience and qualifications.

Skills Required

  • Automated Testing (Selenium, Katalon Studio)intermediate
  • Scripting (Python)intermediate
  • Performance Testing (JMeter)intermediate
  • Agile/DevOps Practicesintermediate
  • Commercial Cloud (AWS)intermediate
  • CI/CD Pipelinesintermediate
  • JIRA/Confluenceintermediate

Required Qualifications

  • BS + 12+ years or MS + 10+ years relevant experience (experience)
  • Active TS/SCI with Polygraph clearance (experience)
  • In-depth back-end/front-end testing experience (experience)
  • Direct Agile software testing in cloud environments (experience)
  • Experience with DevOps tools and SAFe Agile (experience)

Responsibilities

  • Participate in Agile ceremonies (standups, planning) for functionality testing
  • Collaborate on test approaches emphasizing automation of regression tests
  • Develop automated test cases using Selenium, Katalon Studio, Python
  • Leverage DevOps for test case repeatability and configuration management
  • Document test narratives in JIRA/Confluence and support performance testing with JMeter

Benefits

  • general: Paid Time Off
  • general: 11 Paid Holidays
  • general: 401K with 6% company match and immediate vesting
  • general: Flexible Schedules
  • general: Discounted Stock Purchase Plans
  • general: Technical Upskilling and Education Support
  • general: Parental Paid Leave

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Leidos logo

Principal Test Engineer - Careers at Leidos

Leidos

Principal Test Engineer - Careers at Leidos

full-timePosted: Feb 3, 2026

Job Description

Principal Test Engineer - Leidos Intel Security Sector

Leidos seeks a Principal Test Engineer for our Analysis Solutions Business Area in Bethesda, MD. Join a team pioneering Security Engineering, CNO, Mission Software, SIGINT, and Cryptographic Key Management. Make an impact on National Security with competitive benefits including PTO, 11 holidays, 401K 6% match, flexible schedules, stock discounts, upskilling, education support, and parental leave.

Key Responsibilities

  • Engage in Agile processes (standups, sprint planning) to test custom applications iteratively.
  • Assess story complexity and ensure testing aligns with User Story Acceptance Criteria.
  • Develop automated test cases with Selenium, Katalon Studio, and Python scripting.
  • Implement DevOps for repeatable, version-controlled test scripts in CI/CD pipelines.
  • Author end-to-end test narratives in JIRA/Confluence; conduct performance tests with JMeter.

Basic Qualifications

  • Expertise in back-end/front-end testing, Python automation, and test data management.
  • Software performance testing experience.
  • Agile test case creation/execution in cloud (AWS) and DevOps environments.
  • BS +12 years or MS +10 years experience (equivalent accepted).
  • Active TS/SCI with Polygraph required.

Preferred Qualifications

  • MS Windows/Linux server administration.
  • CI job analysis to trace failures to code changes.
  • Code review for impact on functionality.
  • AWS direct experience.

Work in a commercial cloud environment with cross-training in systems engineering, software dev, and security. Leidos empowers disruption and innovation—apply to thrive in a high-impact role.

Locations

  • Bethesda, Maryland, United States

Salary

131,300 - 237,350 USD / yearly

Estimated Salary Rangehigh confidence

131,300 - 237,350 USD / yearly

* This is an estimated range based on market data and may vary based on experience and qualifications.

Skills Required

  • Automated Testing (Selenium, Katalon Studio)intermediate
  • Scripting (Python)intermediate
  • Performance Testing (JMeter)intermediate
  • Agile/DevOps Practicesintermediate
  • Commercial Cloud (AWS)intermediate
  • CI/CD Pipelinesintermediate
  • JIRA/Confluenceintermediate

Required Qualifications

  • BS + 12+ years or MS + 10+ years relevant experience (experience)
  • Active TS/SCI with Polygraph clearance (experience)
  • In-depth back-end/front-end testing experience (experience)
  • Direct Agile software testing in cloud environments (experience)
  • Experience with DevOps tools and SAFe Agile (experience)

Responsibilities

  • Participate in Agile ceremonies (standups, planning) for functionality testing
  • Collaborate on test approaches emphasizing automation of regression tests
  • Develop automated test cases using Selenium, Katalon Studio, Python
  • Leverage DevOps for test case repeatability and configuration management
  • Document test narratives in JIRA/Confluence and support performance testing with JMeter

Benefits

  • general: Paid Time Off
  • general: 11 Paid Holidays
  • general: 401K with 6% company match and immediate vesting
  • general: Flexible Schedules
  • general: Discounted Stock Purchase Plans
  • general: Technical Upskilling and Education Support
  • general: Parental Paid Leave

Target Your Resume for "Principal Test Engineer - Careers at Leidos" , Leidos

Get personalized recommendations to optimize your resume specifically for Principal Test Engineer - Careers at Leidos. Takes only 15 seconds!

AI-powered keyword optimization
Skills matching & gap analysis
Experience alignment suggestions

Check Your ATS Score for "Principal Test Engineer - Careers at Leidos" , Leidos

Find out how well your resume matches this job's requirements. Get comprehensive analysis including ATS compatibility, keyword matching, skill gaps, and personalized recommendations.

ATS compatibility check
Keyword optimization analysis
Skill matching & gap identification
Format & readability score

Tags & Categories

Jobs in Bethesda MDLeidos CareersDefense IT JobsSecurity ClearanceCloud Engineering United StatesEngineeringInformation TechnologySecurity

Answer 10 quick questions to check your fit for Principal Test Engineer - Careers at Leidos @ Leidos.

Quiz Challenge
10 Questions
~2 Minutes
Instant Score

Related Books and Jobs

No related jobs found at the moment.