Testing Systems Engineering

Job Title: Test Engineer II Location: Remote/Hybrid - DHS CISA, 4200 Wilson Boulevard, Arlington, VA 22203 and 4601 N. Work Schedule: Monday through Friday

Security Requirements: AttainX is seeking a Test Engineer II to support the Department of Homeland Security (DHS), Cybersecurity and Infrastructure Security Agency (CISA), Critical Infrastructure Collaboration Platform (CICP). Test Engineer position defines, documents, executes, and interprets tests for applications, systems, components, and modifications. Working independently and collaboratively on moderately complex project activities, the engineer identifies functional problems, recommends solutions, and improves testing, reliability, and quality practices for platform modernization.

Bachelor’s degree in Engineering or Computer Science.

• 3-5 years of related experience in test engineering, software or systems testing, or quality assurance; Experience defining test criteria and developing, executing, and analyzing test plans, test cases, scripts, and results for software and integrated systems.
• Experience with functional, integration, regression, performance, and reliability testing across the development lifecycle.
• Ability to identify functional problems, document reproducible defects, analyze results, and recommend product or design changes.
• Experience using test management, defect tracking, and automated testing tools and maintaining requirements-to-test traceability.
• Ability to define quality control standards and maintain reliability programs using measurable test coverage, defect, and performance indicators.
• Working knowledge of agile delivery and testing cloud applications, APIs, data integrations, and legacy system modernization.
• Familiarity with DHS cybersecurity testing procedures, applicable industry standards, and Section 508 accessibility testing.
• ability to work independently and collaborate with engineering groups, vendors, and stakeholders.
• Must be a US citizen, able to obtain and maintain a DHS Public Trust Clearance.
• Experience with Federal or DHS/CISA systems, developmental and operational testing, and modeling or simulation is preferred.

The Test Engineer II evaluates technical performance, operational effectiveness, and system quality throughout the application and system lifecycle. Coordinate with engineering groups to define, document, analyze, perform, and interpret tests for products, systems, components, and modifications.

Develop test criteria based on operational requirements and key performance parameters; Create and maintain test plans, cases, scripts, test data, and expected results to verify system integrity, functionality, and security.

Perform functional, integration, regression, performance, and reliability testing; evaluate interfaces, APIs, cloud services, and enterprise integrations.

Conduct developmental and operational testing in accordance with DHS Instruction Guide 026-06-001-01 and applicable cybersecurity testing procedures.

Identify functional problems, document defects and supporting evidence, suggest resolutions, and verify corrective actions through retesting.

provide feedback and recommendations for product, application, or design changes and Government acceptance.

Define internal quality control standards and maintain reliability programs; track test coverage, defect trends, and performance against approved criteria.

Ensure testing procedures meet applicable Federal, DHS/CISA, and industry-specific standards; coordinate security and accessibility testing with specialists.

Validate migration, data integrity, rollback procedures, and operational continuity during transition from legacy to modernized systems.

Use modeling and simulation, where appropriate, to evaluate system behavior, performance, and operational effectiveness.

Collaborate with developers, architects, data engineers, and operations teams during design reviews and agile delivery; improve testing and quality practices.

communicate risks and recommendations while protecting sensitive information, including Protected Critical Infrastructure Information (PCII).

AttainX, Inc. delivers technology solutions, software products, and professional services to Federal Government customers. Our people are central to achieving our customers’ missions. We support quality, collaboration, and employee growth through teamwork and professional development.

We are proud to offer competitive compensation and benefits packages, including paid vacation, medical, dental, and vision insurance, a matching 401(k) plan, tuition/training reimbursement, and long- and short-term disability coverage, subject to plan terms and eligibility.

We provide equal opportunity to applicants and employees without regard to race, color, religion, sex, national origin, age, disability, protected veteran status, or any other status protected by applicable law.

Applicants and employees who need a reasonable accommodation for the application process or to perform essential job functions may contact Human Resources at AttainX.

This position primarily involves computer-based work, developing and reviewing tests and technical materials, and communicating with team members and stakeholders. General contract work hours are 8:00 a.m. Eastern Time, Monday through Friday, excluding federal holidays, with core availability from 9:00 a.m. Office noise is generally moderate. Occasional work outside normal hours, including weekends and holidays, may be required for crisis response or critical IT issues.