Test Software Engineer

Join a team where your impact reaches beyond the stars! At Terran Orbital, you’re not just part of the system – you’re a vital force propelling our mission forward. As trailblazers in satellite manufacturing and aerospace innovation, we shatter boundaries daily to deliver groundbreaking solutions that power our nation’s defense and commercial missions. We are a unique, fast growing, and trusted team dedicated to swiftly and efficiently designing, building, launching, and operating state of the art satellites for advanced mission constellations.

If you’re driven by purpose, inspired by challenges, and ready to leave your mark on the universe, you’ll find a home and endless opportunities for growth here. Together, let’s redefine what is possible in orbit and beyond!

Terran Orbital is seeking an experienced Test Software Engineer to join our dynamic team. Reporting to the Manager, Systems Integration & Test Engineering the Test Software Engineer will work within a multidisciplinary team to create test software products required to build, integrate, and test space vehicles at both the sub-system and system levels. The Test Software Engineer will develop, execute, and support a comprehensive set of test software applications and tools.

The role includes configuration management for all associated applications and tools, regular communication of progress and issues to leadership, and development, integration, and maintenance of test solutions using LabVIEW and NI Test Stand to support automated test execution, hardware interfacing, and data management across spacecraft test environments.

Key Duties and Responsibilities

• Collaborate with cross-functional teams to integrate automated testing best practices into the software development lifecycle
• Create and maintain automated tests for spacecraft subsystems from functional through performance and stress testing
• Create and maintain Python libraries and packages to promote modularity and code reuse within the test automation ecosystem
• Work with responsible engineers to derive test requirements for under-defined systems
• Generate software test requirements and use requirement management tools
• Develop and maintain software tools and scripts (primarily Python, with Bash as needed) to optimize workflows, data analysis, and CI/CD pipelines
• Ensure the testing infrastructure is robust, scalable, and able to support rapid development cycles
• Support debugging and troubleshooting on-site and remotely during off-hours as needed
• Develop, deploy, and maintain automated test sequences using NI LabVIEW and NI Test Stand for spacecraft subsystem and system-level verification
• Integrate LabVIEW/Test Stand-based applications with hardware interfaces, instrumentation, and DAQ systems
• Create and manage Test Stand sequence files, step modules, operator interfaces, and reporting configurations

Required Qualifications and Skills

• Bachelor’s degree in Computer Science, Electrical Engineering, or related engineering discipline
• 2+ years of experience with Python scripting
• Hands-on experience developing test automation software and instrument control applications in NI LabVIEW
• Experience using NI Test Stand for automated sequencing, execution, and data logging
• Proficiency in Linux (Ubuntu, RHEL, etc.), shell scripting, and command-line workflows
• Experience developing test software, scripts, and tools for complex systems such as spacecraft, aircraft, or autonomous vehicles
• Experience building automated SITL and HITL tests for robotics, aerospace, or embedded systems
• Experience with Agile methodologies and issue-tracking tools (e.g., Jira, JAMA, Git Hub)
• Experience working in hardware-driven, high‑pressure test and production environments
• Ability to navigate complex system architectures and…