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Sr. Manual Test Engineer TS/SCI Polygraph

Leidos Open · verified Oct 24, 2026
Annapolis Junction Full-time Senior QA & Test

At a glance

Senior QA & Test role at Leidos. Annapolis Junction · full-time · $139,100–$251,450 base.

SalaryStated by Leidos
$139,100 – $251,450
Base salary for this role, in USD per year, as published in the posting.
RoleQA & Test
SenioritySenior
LocationAnnapolis Junction
EmploymentFull-time
Base pay$139,100–$251,450
PostedAug 18, 2026 · 2mo ago
Role brief

techroles summary, based on the employer's posting.

What you'll do

  • Set test priorities and event dates with engineers and customer contacts, lining up the people and resources for each event
  • Manually test software at component, integration, system and end-to-end levels, then document procedures and findings
  • Review software updates and check that fixes address defects found in development, testing or operational use
  • Build test data and acceptance rules, then oversee regression runs against operational scenarios for customer builds
  • Prepare formal test milestones with customer contacts, coordinate witnessed testing and provide support during their events

What you bring

  • A master’s degree plus fifteen to twenty years of related experience, or a doctorate plus thirteen to sixteen years
  • You already hold TS/SCI clearance with a polygraph
  • You have tested through a complete development lifecycle, including formal tests against customer requirements and acceptance events
  • You have created formal test procedures with developers and used physical equipment in a laboratory setting
  • You can use elevated access for manual tests and analyze, present and document results for corrective work, reporting and audits

Who this fits

This senior individual contributor role suits an experienced manual tester who can coordinate across software development, systems engineering, integration, deployment and sustainment. You’ll handle equipment in a test lab and need TS/SCI clearance with polygraph.

From the employer

Leidos has a new and exciting opportunity for a Sr. Manual Test Engineer in our Intel Sector's 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 has an exciting opportunity for a Sr. Manual Test Engineer on an important, fast-paced, mission critical program. 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. The selected candidate 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 a complex 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:

  • Coordinate with other Engineers and customer test stakeholders to define testing priorities and establish test event schedules.

  • Partner with System-Level Test Teams and Scrum Masters to identify tasks and resources for test environment preparation, test procedure development, and execution of informal and formal testing.

  • Identify and manage cross-team dependencies required to successfully execute program release testing events.

  • Perform manual component, integration, system, and end-to-end testing of software applications.

  • Develop, write, and execute system-level and integration-level test procedures and test reports.

  • Evaluate software changes and verify defect corrective actions identified during development, testing, and operational use.

  • Utilize basic system administration skills and work with physical equipment in a test lab environment.

  • Develop test data, define test acceptance criteria, and create test methodologies for subsystem interfaces and software modules.

  • Plan, perform, and oversee regression testing using a full suite of Operational Test Scenarios for builds/images delivered to the customer.

  • Engage with customer points of contact when required, to prepare for and conduct formal test milestones (e.g. Test Readiness Reviews, Test Results Reviews), coordinate customer witnessing of formal tests, and provide test resource support for customer test events.

  • Understand all software components and their interface requirements to ensure comprehensive test coverage.

  • Develop, review and contribute to test plans and test procedure documentation as part of a broader test organization.

  • Support software configuration management processes related to test artifacts and environments.

  • Work collaboratively with Software Development, Systems Engineering, Integration, Deployment, and Sustainment teams.

Basic Qualifications:

  • Masters with 15 – 20 years of prior relevant experience or Doctorate with 13 – 16 years of prior relevant experience.

  • 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 demonstrated experience developing and executing formal system tests to verify compliance with customer requirements.

    • 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.

  • Clearance Required: Must have TS/SCI with Polygraph.

Preferred Qualifications:

  • Experience with Behavior Driven Development (BDD) and Test-Driven Development (TDD).

  • Experience with programming and scripting languages (i.e., Java, shell, Python, etc).

  • Experience working with Public Key Infrastructure (PKI)/ key management programs and technologies.

  • SAFe Agilist or DevOps certification.

  • Experience working in an Agile Development Environment or on an Agile Team.

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

CSSKEY

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:

August 18, 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 $139,100.00 - $251,450.00

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.

Opportunity

QA & Test work from LinkedIn, X, Reddit and Upwork, in one list.

Each morning you get everything that fits, strongest first.

QA & Test$130k+

Find me work

By the team behind techroles.

Find me work
Opportunity

QA & Test work from LinkedIn, X, Reddit and Upwork, in one list.

Each morning you get everything that fits, strongest first.

Find me work

By the team behind techroles.