Software Engineer Intern, Training, Learning, & Readiness (Summer 2026)

Who We Are

Aptima is a technological leader in the national security industry. Our mission is to drive the future of national security by engineering scalable solutions that fuse technological innovation with human potential to transform how individuals and teams train, develop, and perform in mission-critical environments.

Our culture is rooted in our core values, which have evolved over time and our employees have embraced: Integrity, Ingenuity, Excellence, Respect, Engagement, Teamwork. At our core, Aptima researches, develops, and innovates within an area that engineering firms largely ignore, the human component. To impact the world in meaningful ways, you must bring those innovations to light, and that is precisely what we do.

How You'll Make an Impact

As a Software Engineer Intern in Aptima's Training, Learning, & Readiness Division, you'll contribute to the development and testing of software for training and performance assessment systems. Your work may include implementing, testing, documenting, and delivering measurement, assessment, analysis, reporting, and visualization capabilities as part of a cross-disciplinary team including scientists, engineers, and subject matter experts. Your software may deploy to customer sites producing tangible advantages to the readiness of their workforce.

Key responsibilities will include:

• Develop, test, debug, and document data-centric software integrating with established learning and training systems (e.g., flight simulators)
• Use standards-based programming interfaces and data specifications
• Collaborate with cross-disciplinary teams to integrate software components into larger system architectures
• Write clean, maintainable, and scalable code using Python, Java, C#, C++, or other programming languages
• Research and implement new software frameworks and tools to meet specific project needs
• Conduct software testing and debugging to ensure system functionality and reliability
• Support cloud deployment and automated testing workflows for enhanced project performance

• Ability to obtain and maintain a US government security clearance
• Proficiency in one or more programming languages such as Python, Java, C#, or C++
• Currently pursuing a degree in Computer Science, Computer Engineering, or a related field
• Interest in data storage, processing, and visualization with experience using one or more related commercial or open-source tools
• Willingness to learn and adapt to new programming frameworks and tools
• Experience with cloud deployment and distributed systems
• Familiarity with automated testing tools and techniques
• Exposure to machine learning or data processing workflows
• Ability to obtain and maintain a US government security clearance