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Mainframe Tester
Mainframe Tester-December 2024
Lanham
Dec 20, 2025
ABOUT LEIDOS
Leidos is a Fortune 500® information technology, engineering, and science solutions and services leader working to solve the world’s toughest challenges in the defense, intelligence, homeland security
501 - 1,000 employees
Consulting
VIEW COMPANY PROFILE >>
About Mainframe Tester

  Description

  Leidos is seeking a software tester to test software products thoroughly to ensure that they perform as expected. The tester will primarily test applications supporting mainframe environments. This position will be part of a team of software developers and testers supporting the IRS.

  Primary Responsibilities:

  Includes defining and specifying the implementation of standards, methods, and procedures for inspecting, testing, and evaluating the precision, accuracy, and reliability of client’s software products

  Understand user needs and tests software solutions through clear communication with product owner and technical or scrum team

  Based on requirements, develop test plans and at the conclusion of the test prepares an end of test report

  Tests complete Assembler application within a Mainframe environment re-tests results of bug fixes and security scans

  Executes stringent unit testing of delivered code to verify that it meets all functional requirements. Oversee peer testing, as needed

  Act as SMEs to support testing activities carried out by tests such as an Application Qualification Test (AQT) and System Acceptance Test (SAT) testing teams, ensuring that the software meets the functional requirements. Conducts final integrations testing, as needed

  Uses Jenkins to deploy code and execute automated regression test, if applicable

  Is a team player capable of high performance and flexibility in a dynamic working environment

  Works independently to achieve day-to-day objectives with significant impact on operational results or project deliverables

  May be responsible for coaching and reviewing the work of lower level technical staff

  Basic Qualifications

  Typically requires BS and 4+ years of prior relevant experience. Additional years of experience will be considered in lieu of a degree/

  Knowledge and experience in testing mainframe programs

  Knowledge of Jenkins and the CLM Suite

  Requires deep understanding of and ability to apply software testing principles, theories, and technical concepts and broad understanding of related specialties like test data management and test automation

  Desired Qualifications

  Knowledge and experience in software development

  Experience testing software for IRS/Treasury

  Develops technical solutions that require collaboration with internal experts, deep analyses and understanding of impact on end-product/solution

  Develops solutions to technical problems and issues that are unclear and require deep technical knowledge

  Communicates with internal and client project team members

  Requires ability to obtain a Minimum Background Investigation, similar to a Public Trust Clearance and up to date on all tax filings and tax payments

  This offer is contingent upon Leidos being awarded a task ordert under the IRS Enterprise Development, Operations Services (EDOS) contract/program.

  Leidos' customer approval of your qualifications to support the IRS Enterprise Development, Operations Services (EDOS) contract/program

  Pay Range:

  Pay Range $68,900.00 - $124,550.00

  The Leidos pay range for this job level is a general guideline onlyand 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.

  #Remote

  Original Posting Date:

  12/21/2023

  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.

  REQNUMBER: R-00125521

  All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status. Leidos will consider qualified applicants with criminal histories for employment in accordance with relevant Laws. Leidos is an equal opportunity employer/disability/vet.

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