At Quantum Technology Laboratories GmbH (qtlabs), we are at the forefront of innovation in optical and quantum-based communication technologies. Our team develops cutting-edge quantum key distribution (QKD) systems and optoelectronic solutions for space and terrestrial applications. Based in Vienna, our center of excellence drives technological advancements that secures communication around the world.

Quantum Technology Laboratories GmbH is proud to be an equal opportunity employer. We celebrate diversity

We are seeking a motivated and hands-on MAIT Engineer to support the development, integration, and verification of Quantum Key Distribution (QKD) payload systems for space applications.

The successful candidate will contribute to all phases of Manufacturing, Assembly, Integration and Test (MAIT) activities, ensuring compliance with technical, functional, and environmental requirements in accordance with applicable space industry standards.

This role combines practical laboratory and integration work with meticulous engineering documentation and verification activities.

• Prepare and conduct MAIT activities for spaceborne QKD payload systems and subsystems including optical, electronic, and optomechanical components in accordance with ECSS standards and product-related requirements.
• Develop and maintain MAIT documentation including plans, procedures, reports, and other verification records.
• Prepare and conduct verification and validation testing against system and subsystem requirements.
• Operate and maintain laboratory and test equipment used for optical, electronic, thermal, and functional testing.
• Support and facilitate environmental test campaigns including, e.g., vibration, thermal vacuum, EMC, and functional testing.
• Ensure traceability between requirements, verification activities, and test evidence.
• Participate in reviews and contribute to anomaly investigations and root-cause analyses.
• Work closely with systems, optical, electronics, and software engineers throughout the development lifecycle.
• Contribute to continuous improvement of MAIT processes, documentation practices, and laboratory procedures.

• Degree in Aerospace Engineering, Physics, Electrical Engineering, Mechanical Engineering, or related technical discipline.
• Experience in MAIT, AIT, systems integration, or verification/testing activities in the space, aerospace, photonics, or high-tech sector.
• Familiarity with ECSS standards and engineering processes used in space projects including configuration control and documentation needs.
• Hands-on laboratory experience with precision instrumentation and test equipment. Knowledge of optical systems, photonics, lasers, or quantum technologies is a plus.
• Experience preparing and executing structured test procedures and verification activities. Basic scripting or automation skills (e.g., Python, LabVIEW) for test support activities is a plus.
• Experience with environmental testing for space hardware is a plus.
• Strong analytical and problem-solving skills.
• Ability to work independently and collaboratively in a multidisciplinary SME environment.
• Good written and verbal communication skills in English; German is a plus.

• A collaborative and innovative environment in Vienna, a global hub for quantum research and space technology.
• The chance to contribute to and to shape a rapidly growing company
• The opportunity to jointly develop projects and products at the thrilling junction between quantum and space technology
• Flexible work arrangements in a hybrid model combining remote and onsite collaboration
• The opportunity to make a lasting impact on the future of quantum technologies
• Balanced work-life integration for our employees
• Attractive workplace with excellent infrastructure at Wienerberg
• Great Italian espresso
• Humorous and friendly work atmosphere

The minimum gross salary for this position is €3.284, 86 per month (based on full-time employment) in accordance with the collective agreement. However, there is a willingness to offer a higher salary depending on experience and qualifications.

Quantum Technology Laboratories GmbH is proud to be an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees!