Space Software Integration & Test Engineer

CACI; King of Prussia (PA); On-site; USD 69,000 - 142,000; Full time

Job summary

CACI is seeking a Software Integration & Test Engineer to design, develop, and implement test plans for software in the space domain. You will work with Perl, Python, Linux, and automated testing tools to verify and validate requirements, analyze performance, and troubleshoot defects.

You’ll write test scripts, conduct test walk-throughs, and coordinate with IPT leads and customers. Join a team of engineers to deliver end-to-end features, tackle complex problems, and contribute to critical space

Qualifications

• Bachelor’s degree in computer science or related field and 3 years of professional software development.
• 3+ years developing, integrating, testing, and deploying software in a professional environment.
• Proficient in at least one modern language (Java, Python, JavaScript/TypeScript, C#).
• Experience in test automation scripting and frameworks (Python, Bash, Perl) and tools like PyTest, JUnit, Selenium, Postman/Newman, Cucumber.
• Experience with Git, Agile/Scrum teams.
• Experience with RESTful APIs and web apps; understanding of integration and end-to-end testing.
• Strong collaboration and communication; ability to work with cross-functional teams.
• Location: able to work in our office at least 3 days per week (up to 5 days with security clearance).
• Willing to be submitted for and able to obtain TS/SCI U.S. Government Security Clearance

Responsibilities

• Deliver Features with Increasing Independence.
• Implement full-stack features with clear requirements, breaking work into steps and identifying integration points.
• Drive features through review, testing, and deployment while raising integration issues and edge cases early.
• Write Quality, Production-Ready Code.
• Develop clean, maintainable, testable code aligned with team standards.
• Create thorough unit and integration tests, debug issues, and contribute meaningfully in code reviews.
• Support Junior Team Members.
• Assist junior engineers through questions, pairing, and sharing best practices for troubleshooting and integration.
• Provide constructive code reviews and help onboard new team members with guidance on workflows and tools.
• Contribute to Modern Development Practices.
• Work with REST APIs, microservices, and cloud deployments while applying integration principles.
• Use CI/CD pipelines and automated test frameworks, helping troubleshoot deployment and integration issues.
• Collaborate Across the Team.
• Clarify requirements with product/design partners and ensure they are testable.
• Communicate progress and challenges, contribute to technical discussions, and document work for team clarity.
• Continue Growing Your Skills.
• Learn new technologies relevant to automation, integration, and system reliability.
• Identify opportunities to improve code quality and propose enhancements to processes or tooling.

Skills

Java

Python

JavaScript/TypeScript

C#

Test automation

REST APIs

Git

Agile/Scrum

Communication

Education

Bachelor's degree in CS

Tools

JUnit

Selenium

PyTest

Postman

Newman

Cucumber

Job description

CACI is seeking a Software Integration & Test Engineer to design, develop, and implement test plans for software in the space domain. You will work with Perl, Python, Linux, and automated testing tools to verify and validate requirements, analyze performance, and troubleshoot defects.

You’ll write test scripts, conduct test walk-throughs, and coordinate with IPT leads and customers. Join a team of engineers to deliver end-to-end features, tackle complex problems, and contribute to critical space