This article provides insights into Epsilon3’s solution to execute Assembly, Integration, and Testing (AIT).
It also provides a detailed outlook on the benefits of utilizing Epsilon3 for AIT in the space industry.
The article was developed in collaboration with Epsilon3, a paying participant in the satsearch Trusted Supplier program.
Introduction
The space industry is a complex and demanding field where precision, reliability, and rigorous testing are crucial for mission success.
And as space missions have become more ambitious and complex, the demand for precise Assembly, Integration, and Testing (AIT) processes for hardware components is increasing significantly.
Epsilon3, a renowned workflow and operations management software package, provides a robust solution for streamlining and improving AIT procedures.
The article takes a deep dive into how to efficiently conduct AIT for hardware components in the space sector using Epsilon3 and the benefits of leveraging such a comprehensive tool.
Using Epsilon3 in AIT
Epsilon3 optimizes the speed and accuracy of AIT operations by offering tools for workflow management, real-time collaboration, and extensive documentation. To understand this process, let’s take a thorough look at each of the segments:
Assembly using Epsilon3
Epsilon3 enables engineers to more efficiently and consistently assemble space technology through the following features:
- Workflow management – Epsilon3’s workflow management tools enable teams to build thorough, step-by-step assembly instructions. This guarantees that all tasks are documented, monitored, and completed accurately.
- Procedure creation – engineers may develop and adapt assembly methods, outlining each step, and efficiently incorporating information on the bill of materials (BOM), necessary equipment, and other components. This reduces uncertainty and maintains consistency.
- Task assignment – team members can be allocated specific tasks, which ensures responsibility and defined duties. The Epsilon3 interface enables easy tracking of task progress and completion.
- Real-time collaboration – the assembly of space hardware frequently includes diverse teams working together. Epsilon3 enables real-time collaboration, allowing team members to connect, exchange updates, and quickly resolve difficulties.
- Shared documentation – all assembly documentation is saved in a single, easily accessible area, ensuring that all team members are working with the most up-to-date information.
- Instant messaging and alerts – team members may interact in real-time within the platform, eliminating delays and ensuring that essential changes are distributed immediately.
- Quality control – quality management and assurance is essential throughout the assembly process. Epsilon3 incorporates quality checks throughout the workflow, guaranteeing that all steps satisfy the necessary requirements.
- Automated checklists – integrated checklists guarantee that each assembly process is validated and fulfills preset quality standards before proceeding to the next stage.
- Inspection and approval – senior engineers can flag essential stages for inspection and approval, providing an additional layer of monitoring.

Integration using Epsilon3
Epsilon3 enables teams to methodically organize the integration process, including the sequence and technique by which subsystems are combined. This involves:
- Real-time monitoring – real-time monitoring during integration is critical for detecting and addressing issues as they arise. Epsilon3 offers tools for monitoring the integration process in real-time.
- Live data feeds – integration operations may be monitored using live data feeds, which provide rapid input on the status and performance of integrated subsystems.
- Issue tracking and resolution – any issues that arise during integration may be reported, monitored, and handled inside the platform, ensuring that nothing is ignored.
- Documentation and reporting – comprehensive documentation and reporting are critical throughout the integration phase. Epsilon3 guarantees that all integration operations are well recorded and auditable.
- Automated reporting – integration reports are created automatically, outlining each phase, problems encountered, and solutions.
- Version control – all integration documentation is version controlled, so any changes are monitored and historical data is retained.
Testing with Epsilon3
Testing is often the most important process in space hardware production as it ensures that the completed and integrated system works as planned, meeting qualification standards. Epsilon3 excels in planning and managing complicated test processes with the following:
- Test procedure creation – detailed test protocols are developed, outlining the tests to be performed, their conditions, and the expected results.
- Resource allocation – Epsilon3 assists in allocating resources such as testing facilities and equipment, ensuring that everything is ready for the tests.
- Execution and monitoring – executing tests and monitoring their results in real-time is critical for finding and resolving issues quickly. Tests are monitored in real-time, with data feeds providing immediate feedback on performance and anomalies. Furthermore, Epsilon3 automates the collection and analysis of test data, reducing the risk of human error and ensuring accurate results.
Find out more in the video below.
Case study: utilizing Epsilon3’s AIT solution in space missions
Mission overview – the mission entails sending a satellite into orbit to collect Earth Observation (EO) data. The AIT process includes building the satellite, integrating its many subsystems, and running a series of tests to ensure that it satisfies all operating criteria.
Planning and preparation – the AIT team utilizes Epsilon3 to create precise processes for building the satellite, integrating its components, and running testing. They design specific templates for each operation to ensure uniformity and correctness. Tasks are delegated to team members based on their responsibilities and experience, and a thorough timetable is developed to guarantee that all tasks are performed on time.
Execution and monitoring – during the execution phase, the team utilizes Epsilon3 to track the status of AIT operations in real-time. Dashboards and alerts give visibility into crucial indicators, helping the team to detect and resolve issues promptly. Integrated communication capabilities enable team members to cooperate on procedures, share updates, and resolve difficulties.
Documentation and reporting – after completing the AIT tasks, the team utilizes Epsilon3 to provide extensive documentation for each step. Reports on the performance of AIT activities are provided, offering insights into the mission’s success and opportunities for improvement. The mission’s data and insights are utilized to constantly refine and optimize procedures for future initiatives.
Conclusion
The space industry expects the greatest levels of precision, quality, and reliability. And a sophisticated approach to AIT is vital to ensuring these levels are met, leading to more successful, versatile, and cost-effective space missions over time.
Epsilon3 is changing the way the space industry implements AIT by delivering powerful, user-friendly solutions for managing processes, tracking progress, assuring compliance, and fostering cooperation.
By employing Epsilon3, space industry experts can improve the efficiency, accuracy, and dependability of their AIT operations, contributing to mission success and organizational expertise.
Whether constructing a new satellite, launching a crewed mission, or performing deep space exploration, Epsilon3 delivers the tools and capabilities required to carry out AIT with confidence and accuracy.
To find out more about Epsilon3, please view their supplier hub here on the satsearch platform.
Further reading
- A complete guide to building space mission operations, part one – with Epsilon3
- A complete guide to building space mission operations, part two – with Epsilon3
- Meeting space engineering challenges with satsearch
- What’s next for NewSpace, in 2025 and beyond?
- How satsearch is fixing space procurement
- Streamlining TT&C operations through automation
- Digital transformation and upgrading AIT in space engineering
- How to execute Assembly, Integration, and Testing (AIT)
- How to automate TT&C for spacecraft
- Epsilon3 launches the space industry’s first test management software
- Plan – visualize schedules, timelines, and dependencies to track the critical path
- Epsilon3 launches “Build” to support space manufacturing
- Decision making and agility in space mission development
- Common pitfalls in manufacturing and AI&T that can be overcome using Epsilon3
- The evolution of commercial human spaceflight
- Improving space missions using software-based procedures and communications
- Reducing errors in space missions using software-based routines