Systems Integration and Test Engineer

CACI International Inc

Systems Integration & Test Engineer validating integrated software applications for a national customer. Collaborating with engineers and developers to improve automated testing strategies in an agile environment.

Posted 5/16/2026full-timeSterling • Colorado, Florida, Virginia • 🇺🇸 United StatesSeniorLead💰 $98,500 - $206,800 per yearWebsite

Tech Stack

Tools & technologies

CloudTypeScript

About the role

Key responsibilities & impact

Partner with the applications’ engineers to learn and understand their applications, interconnections, mission threads, functional requirements, and dependencies
Trace legacy and new functional requirements to third-party apps in development
Write testable and understandable acceptance criteria for the automated tests
Track the completion dates for an application’s internal and external dependencies
Develop E2E autonomous systems testing strategies using real-world user scenarios and realistic, dynamic test data in an agile-based test environment
Design scripts for automated tests that exercise UI-based and API-based functionality and satisfy the test’s acceptance criteria
Collaborate with developers to implement test scripts for automation that verify functional requirements across multiple cloud-based applications
Maintain and enhance existing tests to exercise newly deployed and/or updated software features developed by third-party agile programs

Requirements

What you’ll need

Active TS/SCI with polygraph (or willingness to obtain a polygraph)
BA/BS in STEM field or related experience
Expertise in the Mission Management domain and willing to learn more
7+ years of systems engineering experience with planning and scheduling software
Understanding of federal government operational environments
A self-starter and self-directed with a user-centric mindset when developing testing of processes across multiple software applications
Experience in Full Lifecycle Systems Engineering and Integration and end-to-end multi-segment testing
Ability to act as a bridge between software developers and project stakeholders.
Ability to communicate effectively and collaboratively in a team environment.

Benefits

Comp & perks

healthcare
wellness
financial
retirement
family support
continuing education
time off benefits

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

automated testingE2E testing strategiesUI-based functionalityAPI-based functionalityacceptance criteriasystems engineeringplanning softwarescheduling softwareFull Lifecycle Systems Engineeringmulti-segment testing

Soft Skills

self-starterself-directeduser-centric mindseteffective communicationcollaborative teamworkability to bridge gapsproblem-solvingadaptabilityattention to detailstakeholder engagement

Certifications

Active TS/SCI with polygraph