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Air Traffic Management | Austria | Vienna | FREQUENTIS AGOur portfolio in the field of air traffic management (ATM) is geared toward providing comprehensive solutions for the aviation industry. Our communication solutions are based on the latest VOIP technologies, which are tailored to the specific requirements of the aviation industry. As a service engineer, you will ensure that our customers' systems are equipped for uninterrupted operation and are continuously adapted to current requirements.
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Accounting & Finance | Austria | Vienna | FREQUENTIS AGAs an experienced accountant, you will be responsible for the accounting of several legal entities according to IFRS and participate in internal projects. The accounting department is located at our company headquarters in Vienna and supports the headquarters as well as several international branches.
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Technical Communication & Information | Austria | Vienna | FREQUENTIS AGWe are looking for a dedicated individual to support our team in the areas of technical writing and development of technical training courses, primarily within the defence sector. Following a period of several months of on-the-job training, additional competence as a technical trainer will be acquired.. Our products, which are used exclusively in safety-critical environments, consist of hardware and software developed in-house, as well as third-party components. This exciting role combines precise information processing with instructive skills, offering a blend of technology, communication and knowledge transfer.
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Group IT | Austria | Vienna | FREQUENTIS AGAs a 3rd Level Expert, you will focus on the lifecycle, support and documentation of our Group IT Services. In this role, you will play a key part in the further development of our internal Group IT Services and ensure that our globally deployed solutions remain stable, up to date and fully functional. You will analyse complex technical issues, provide support during escalations and contribute your expertise to achieve sustainable improvements.
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Group Strategy Management | Austria | Vienna | FREQUENTIS AGAs Group Strategy Manager, you will be part of the CEO's area and report directly to the Director Group Strategy. In this role, you will work closely with top management and act as a key sparring partner for strategic topics at Group level.
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Group IT | Austria | Vienna | FREQUENTIS AGThe Group IT Infrastructure & Operations team is responsible for the operation of the entire internal IT infrastructure worldwide. This includes LAN/WAN, server and storage operations, the modern workplace, the ALM tool chain and third-level support for our internal customers. All services for over 3,000 users at more than 20 locations are provided from Vienna.
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ATM BU Communication | Austria | Vienna | FREQUENTIS AGAs a key member of the Pre-Sales team, you will drive complex technical and commercial proposals, providing critical project support from initial Kick-off through to the Critical Design Review milestone. We look forward to your application!
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Public Transport | Austria | Vienna | FREQUENTIS AGOur product has evolved from a promising incubator initiative into a mature, high-demand solution and is now entering a phase of dynamic growth. Within our product organization, we connect strategic vision with measurable, validated outcomes by working closely and collaboratively across disciplines and teams. We develop iteratively in 10-week cycles, placing strong emphasis on collaboration, fast feedback, and continuous learning—while maintaining the rigor and clarity required in a safety-critical environment. To meet increasing demand and continue our sustainable growth, we are further strengthening our already strong team and expanding our product ownership capacity with additional support.
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Project Management | Austria | Vienna | FREQUENTIS AGWe offer you the chance to participate in our project management trainee program starting in early September 2026. The 10-month training programme, featuring an exciting job rotation across international safety-critical projects, mentoring from experienced project managers, extensive networking opportunities and a comprehensive training programme, will provide you and your fellow trainees with the best possible preparation for the challenging role of a Frequentis project manager in a safety-critical environment.
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ATM Network Solution | Austria | Vienna | FREQUENTIS AGAs a Project Manager (all genders), you are responsible for ensuring that your project is implemented to the required quality within the defined time frame, budget and objectives specified in the internal project assignment to the satisfaction of your customer.
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Mission-critical communication, information, and surveillance systems | Austria | Vienna | FREQUENTIS AGAs a Project Manager (all genders), you are responsible for ensuring that your project is implemented to the required quality within the defined time frame, budget and objectives specified in the internal project assignment to the satisfaction of your customer.
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Aufstrebendes Unternehmen im Konzern-Umfeld | Austria | Vienna | CNS-Solutions & Support GmbHAs a Project Manager, you are responsible for the holistic planning and ongoing management of all activities within the customer projects assigned to you.
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Network & Infrastructure Services - NIS | Austria | Vienna | FREQUENTIS AGAs a Senior Cloud Engineer, you will take a leading technical role in designing, operating, and continuously improving Azure-based cloud environments used for internal platforms, managed services, and customer-facing systems. You will work closely with system, network, security, and project teams across regions, ensuring cloud solutions meet the highest standards for reliability, security, and audit readiness.
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Air Traffic Management | Austria | Vienna | FREQUENTIS AGWe are looking for a Senior Software Engineer to join our ATM Tower team, which develops cutting‑edge air traffic management software with a focus on tower video surveillance. In this safety‑critical environment, you will tackle complex technical challenges across the entire development cycle while driving clean, high‑quality solutions and inspiring others through strong technical leadership. As part of our agile Scrum team, you will help shape innovative features that define the future of air traffic control.
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Aufstrebendes Unternehmen im Konzern-Umfeld | Austria | Vienna | CNS-Solutions & Support GmbHAs a Software Developer at CNS, you will work with your team on the continuous development of our applications.
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Air Traffic Management | Austria | Vienna | FREQUENTIS AGWe supply and support individual solutions in the field of air traffic management, focusing on the segments of military air traffic control, mission and operations management as well as communication networks. In a safety-critical environment, the reliability of our systems, our services and our ability to innovate determine our actions.
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Mission Critical Services | Austria | Vienna | FREQUENTIS AGIn this role, you will drive technical consulting and pre‑sales activities, shape solution designs, and lead pursuits for mission‑critical communication solutions. You work closely with cross‑functional teams and customers, translating complex MCX technologies into clear, value‑driven proposals. If you bring deep technical expertise, strong communication skills, and a proactive, customer‑focused mindset, please apply for this position.
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Procurement | Austria | Vienna | FREQUENTIS AGAs Strategic Procurement Professional with a passion for Software & Contract Law, are you ready to strengthen our team? We look forward to receiving your application!
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Aufstrebendes Unternehmen im Konzern-Umfeld | Austria | Vienna | CNS-Solutions & Support GmbHWe are looking for an experienced System Engineer to operate and maintain the systems we develop internally and to support our customers. In this role, you are responsible for the installation, maintenance and continuous improvement of complex systems and act as the technical interface between our customers, the project team and the development team.
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System Engineering | Austria | Vienna | FREQUENTIS AGIn our eight-month trainee programme, we offer HTL and Bachelor's graduates with a focus on IT or network technology the opportunity to immerse themselves in the world of systems engineering. Through 2-3 rotations and regular exchanges with colleagues, trainees gain a good insight into the world of systems engineering and behind the scenes at Frequentis. #JobsForASaferWorld