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Leidos
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June 9, 2026
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Junior Manual Test Engineer

Annapolis Junction, MD
Full-time
Onsite
$70K/yr - $126K/yr
Entry Level
Leidos has a new and exciting opportunity for a Junior Manual Test Engineer. The selected candidate will perform component, integration, and system level testing by writing and executing system-level test procedures, evaluating changes made to software applications, and verifying defect corrective actions discovered during development, testing, and/or operational use.
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Responsibilities

  • Perform system testing of components (modules) and integration testing through system and end-to-end evaluation
  • Document test results for corrective actions, reporting, and audits
  • Develop test methodologies and perform subsystem interface and software module testing
  • Develop and implement test procedures and test reports
  • Review test plans and define test acceptance criteria
  • Develop and refine test data
  • Identify interface requirements for software components
  • Support the software configuration management process
  • Provide system testing input for test procedures/documentation
  • Assist the Software Development, System Engineering, Integration, Deployment, and Sustainment Teams with test-related tasking when necessary

Qualification

Required

  • Bachelor's degree in Computer Science, Engineering, Statistics, or a related discipline and at least 2 years of prior relevant work experience. Additional experience may be substituted for a degree
  • Experience/familiarity with the software development lifecycle (SLDC) and basic testing concepts (test cases, test plans, defect tracking, regression testing, etc.)
  • Experience in software testing, system administration, and/or quality assurance
  • Experience executing test cases and documenting results clearly and accurately
  • Ability to log, track, and retest defects using a bug-tracking tool (e.g., JIRA, Azure DevOps, or similar)
  • Basic skills with SQL or data verification (e.g., validating results in a database or log files)
  • Experience working with physical hardware and equipment for software integration
  • Ability to work collaboratively in a team environment and communicate clearly with other testers, developers, system engineers, and other stakeholders
  • Must have strong attention to detail and the ability to follow test scripts and procedures
  • Strong problem-solving skills and willingness to learn new tools and technologies
  • Clearance Required: Must have TS/SCI with Polygraph

Preferred

  • Experience participating in formal test events such as Acceptance Test, User Acceptance Test, Software Final Release Test, Maintenance Release Test, etc
  • Experience/familiarity with Behavior Driven Development (BDD) and Test-Driven Development (TDD)
  • Experience using automated test tools
  • Experience with programming and scripting languages (i.e., Java, shell, Python, etc)
  • Experience working on an Agile program

Benefits

  • Paid Time Off
  • 11 paid Holidays
  • 401K with a 6% company match and immediate vesting
  • Flexible Schedules
  • Discounted Stock Purchase Plans
  • Technical Upskilling
  • Education and Training Support
  • Parental Paid Leave
Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations.
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Founded in 1969
Reston, Virginia, USA
10001+ employees
https://www.leidos.com