CACI
From CACI's careers page
Status: listed on the employer's own careers page when we last checked (daily). Confirm on their site before applying.
As a Software Test Engineer, you will be instrumental in ensuring the quality and reliability of our software products.
Job Title: Software Test Engineer, Mid-level
Job Category: Engineering
Time Type: Full time
Minimum Clearance Required to Start: TS/SCI with Polygraph
Employee Type: Regular
Percentage of Travel Required: None
Type of Travel: None
Anticipated Posting End: 12/31/2026
CACI is seeking a Software Test Engineer to join our Fusion Analysis & Development Effort (FADE) team at our Denver, CO location. As a Software Test Engineer, you will be instrumental in ensuring the quality and reliability of our software products.
You will be responsible for designing, developing, and executing test plans, test cases, and test scripts to validate software functionality and data quality.
Your expertise in database validation, source-to-target testing, and enterprise data flows will be essential to ensuring data is accurate, complete, consistent, and reliable. This is a ground-up opportunity to help architect and build comprehensive testing infrastructure and frameworks in a containerized environment. This role is perfect for someone who thrives in environments where they can shape and define testing standards and practices.
Develop and maintain comprehensive test plans, test cases, and test scripts for software applications
Execute manual and automated tests to verify software functionality, performance, and security
Data Test Development: Design, build, and maintain data test cases, reconciliation checks, test data sets, and expected results for FADE data and software
Data Validation: Validate data accuracy, completeness, consistency, integrity, formats, transformations, and business-rule compliance across source and target systems
Defect Management: Document data defects with queries, evidence, expected/actual results, and reproducible conditions; track issues through resolution and retest
Identity and assess new automation capabilities
Deliver new automation development scenarios as needed
Contributes to the continuous improvement of testing processes and tools
Current and active TS/SCI clearance and a polygraph is preferred
Minimum of 5 years of experience in software testing, with a proven track record of delivering high-quality test results
Bachelor’s degree in computer science or related field; or equivalent experience
Strong knowledge of testing methodologies, tools, and frameworks (e.g., TestNG, JUnit)
Experience with both manual and automated testing
Proficiency in scripting languages and environments (e.g., Python, Linux) for test automation with demonstrated ability to work effectively from the command-line and process/report on large data sets (logs, test artifacts, results)
Experience with REST API testing, including validation of responses and negative/error-path testing
Experience with GitLab, Jenkins, or similar CI/CD workflow processes
Linux/Red Hat knowledge
Strong debugging skills across services, logs, containers, and test reporting outputs
Experience working with microservices architectures and verifying interactions through automated integration tests
The ability to effectively prioritize and execute tasks
Strong communication and collaboration skills
A culture of integrity.
At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.
An environment of trust.
CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.
A focus on continuous growth.
Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy.
There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.
$82,700 - 173,900 USD
CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.
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