✦ Luna Orbit — QA & Testing

Sr. Software Test Engineer

at Marathon TS

📍 Remote, US Remote 💰 $95K – $100K USD / year Posted April 14, 2026
Salary $95K – $100K USD / year
Type Full-Time
Experience senior
Exp. Years 10 years or more experience (Bachelor's) OR 3 years or more experience (Master's)
Education Bachelor's degree (Computer Science, Information Technology, Engineering, or a related field) with 10+ years experience OR Master's degree with 3+ years experience
Category QA & Testing

Senior Software Test Engineer role focused on developing and executing test plans, cases, and procedures to ensure IT systems meet standards and end-user requirements. You will lead testing activities, document results, and help resolve complex issues while reporting progress and driving improvements to test processes.

  • Develops and executes test plans, test cases, and test procedures; Writes test cases and scripts and identifies data for test scenarios
  • Conducts walkthroughs on test case/script with Test Managers, Requirement Leads, Project Managers, and Development Leads
  • Leads tests of software and/or IT systems to ensure proper operation and freedom from defects
  • Documents and communicates test results; supports analysis and resolution of open issues

The role centers on end-to-end software/IT verification: designing test schedules and approaches, writing test scripts and scenarios, performing walkthroughs with engineering and product stakeholders, and validating work products in a verification environment. You will also track daily test metrics, report defects/open issues, and occasionally support broader systems engineering activities such as requirements, design, installation, operation, and sustainment.

The ideal candidate is a senior software test engineer with 10+ years of hands-on testing experience and a strong track record creating and executing end-to-end test plans, cases, and scripts. They can lead complex testing efforts, document results and open issues clearly, and collaborate closely with development and project teams in a fully remote setting.

Develops and executes test planstest casesand test proceduresWrites test cases and scriptsPerforms and leads tests of software and/or IT systemsDocuments and communicates test resultsSupports analysis of test results and resolution of open issuesWorks under only general direction
Advanced certifications in testing or quality assurance (e.g.ISTQBCSTECSQA)
Test ManagersRequirement LeadsProject ManagersDevelopment Leadstest metrics and reporting
test planstest casestest procedurestest scheduletest scriptstest scenariosverification activitiesverification environmenttest results documentationopen issue resolutiondaily test metrics and reporting
test planstest casestest proceduressoftware testingverification activitiestest scheduletest scriptstest scenariossoftware and/or IT systems testingtest result documentationdefect detectionopen issue resolutioncomplex problem solvingtechnical principlestechnical communicationdaily test metrics and reportingrequirementsdesigninstallationoperationsustainmentsupportmodels of possible future configurationsobjective settingend-user requirementsfreedom from defectstest case walkthroughverification environment
customer-orientedcommunication of test resultsleadership of testing activitiescross-functional collaboration with Test ManagersRequirement LeadsProject Managersand Development Leadsproblem resolution reporting to managementgood judgmentindependent determination and development of approach to solutionsinter-organizational and outside customer contactsrepresentation of organization for difficult technical issuesmentoring/contributions toward completion of programs and projects

Preferred

ISTQB (International Software Testing Qualifications Board)CSTE (Certified Software Test Engineer)CSQA (Certified Software Quality Analyst)
Industry SaaS
Job Function Lead high-level, day-to-day software testing and verification to ensure freedom from defects and alignment to end-user requirements
Role Subtype QA Lead
Tech Domains QA & Testing
Sr. Software Test EngineerSoftware Test Engineertest planstest casestest procedurestest scheduletest scriptstest scenariossoftware and/or IT systemsverification activitiesverification environmenttest resultsopen issuesfreedom from defectsdaily test metricswalkthroughTest ManagersRequirement LeadsProject ManagersDevelopment Leadsend-user requirementsISTQBCSTECSQAComputer ScienceInformation TechnologyQuality assurancetest metrics and reporting

Must meet the education/experience requirement: Bachelor's + 10+ years OR Master's + 3+ years, Must have experience developing and executing test plans, test cases, and test procedures, Must be able to work in a 100% Remote role

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