Manual Tester at Leidos

Job Description:

Leidos has a new and exciting opportunity for a Manual Test Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including 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, and much more.Join us and make a difference in National Security!Job Summary

Leidos currently has an opening for a Manual Test Engineer to work at our Annapolis Junction location. This is an exciting opportunity to use your experience supporting an important, fast-paced, mission critical program.

Job Description
A Manual Test Engineer is needed to 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. The selected individual will join the existing Manual Test team in support of a fast-paced, dynamic software development program. The Manual Test team is part of a test organization that includes teams that automate regression tests and maintain the testing framework and infrastructure. The selected individual will utilize basic system administration skills and will work with physical equipment in a test lab environment.

Primary Responsibilities
The Manual Test Engineer will perform system testing of components (modules), and integration testing through system and end-to-end evaluation. The candidate will develop and implement test procedures and test reports and will support the software configuration management process. The candidate must understand all software components and their interface requirements. Tasking will include developing test data; defining test acceptance criteria; providing system testing expertise for test procedure documentation; reviewing of test plans; developing test methodologies, and/or performing subsystem interface and software module testing. The selected individual will assist the Software Development team and be responsible for working collaboratively with the following groups: Software Development, System Engineering, Integration, Deployment, and Sustainment.

Basic Qualifications

• Bachelor’s degree in Math, Science, Engineering, Statistics, Engineering Management, or a related discipline and at least 12 years of prior relevant experience. Additional experience may be substituted for a degree.

• Must have experience testing through a full system development life cycle, including implementing test plans, test cases, and test processes.

• Must have experience participating in formal test events (Acceptance Test, User Acceptance Test, Software Final Release Test, Maintenance Release Test, etc.).

• Must have experience collaborating with software developers to create formal test procedures.

• Must have experience working with physical equipment in a test lab environment.

• Must have experience collecting, analyzing, presenting test results verbally and reporting test results in writing.

• Must have experience utilizing elevated privileges to set up and execute manual test procedures.

• Must have experience documenting test results for corrective actions, reporting, and audits.

• Must have experience testing systems from existing system and functional specifications.

• Must have experience working in an agile team environment.

• Must have strong communication skills and be able to successfully communicate with both management and technical personnel.

Preferred Qualifications

• Experience 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).

• SAFe® Agilist or DevOps certification.

At Leidos, the opportunities are boundless. We challenge our staff with interesting assignments that allow them to thrive professionally and personally. For us, helping you grow your career is good business. We look forward to learning more about you – apply today.

careers.leidos.com/CONMD

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CONMD

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:

May 6, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $131,300.00 - $237,350.00

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.