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  • United States | Maryland, Columbia | FREQUENTIS USA, Inc.
    Lead Systems engineers are passionate about mission critical systems deployment, management, and monitoring. If you have side projects, investigate technologies at home, and enjoy reading about and discussing leading edge technology, then you sound like a great fit. Our product line covers many diverse areas such as distributed service-oriented architectures, low-latency telecommunications processing, and high availability. Each of these areas in a mission critical environment contains their own unique and difficult problems to solve. As such, a strong technical foundation coupled with the desire to learn, grow, and solve hard problems would make for a strong addition to our team.
  • Life Cycle Offer Management | Austria | Vienna | FREQUENTIS AG
    The Lifecycle Offer Management Team actively supports the sale of services with its expertise, both in the sales cycle in new customer business and with existing customer systems (installed base), and thus contributes significantly to entrepreneurial success in the maintenance business.
  • Defence | Slovakia | Bratislava | FREQUENTIS Solutions & Services s.r.o.
    We are looking for System Engineers who will take a key role in the technical implementation and service lifecycle of our systems, ensuring both delivery excellence and high-quality service support for our customers in the Defence domain.
  • Air Traffic Management | Slovakia | Bratislava | FREQUENTIS Solutions & Services s.r.o.
    We are looking for a System Engineer who will be responsible for designing, deploying, and maintaining secure, high-availability Linux-based systems that support the Remote Digital Tower (RDT) infrastructure, ensuring seamless and reliable air traffic management operations.
  • United States | Maryland, Columbia | FREQUENTIS USA, Inc.
    The successful candidate will be responsible for the testing of Mission Critical software subsystems, radio-telephone communications software and hardware elements to meet customer requirements. The candidate will ensure the quality and stability of software drops by conducting initial test verification, support as needed the Dry run/FAT testing, identifying defects, perform regression and validating bug fixes across release cycles. In addition, the candidate is expected to interface with the FUSA team as well as our Vienna engineers on a technical level, discuss system-level and site-specific requirements, and test plans/solutions. This role also requires someone who can quickly adapt to shifting priorities, balance multiple test efforts and ensure software releases meet quality standards under tight timelines.
  • United States | Maryland, Columbia | FREQUENTIS USA, Inc.
    The Offer Manager leads the end-to-end proposal process for complex, safety-critical communication and IT systems in the aviation, defense, and public safety sectors. This role is responsible for coordinating technical, commercial, and contractual inputs into a coherent, compliant, and competitive offer package. The Offer Manager acts as the central interface between Sales, Engineering, Delivery, Pricing, Legal, and Executive Management, ensuring that all bid activities align with corporate strategy, risk policy, and profitability targets. The position requires both technical understanding (system architecture level) and business acumen to translate customer needs into winning, executable solutions.
  • Procurement | Austria | Vienna | FREQUENTIS AG
    Responsible for end-to-end operational procurement of electronic components and facility services in close collaboration with strategic purchasing, using SAP and JIRA.
  • Air Traffic Management | Romania | Cluj-Napoca, Cluj | FREQUENTIS Romania SRL
    As a product owner you be responsible for the development of services, software packages and libraries to be used by other teams in the company.
  • Projektmitarbeit in Kundenprojekten und internen Projekten | Austria | Vienna | FREQUENTIS AG
    As an experienced assistant, you are responsible for providing flexible and well-structured administrative support in international customer projects and for assisting in the organization of internal training initiatives. Together with your colleagues, you coordinate organizational processes, arrange events and business travel, support participants, and contribute fresh ideas to continuously enhance the programs.
  • United States | Maryland, Columbia | FREQUENTIS USA, Inc.
    We are looking for a customer-focused self-motivated Systems Engineer (Sales) for Airport Tower, Advanced Air Mobility, and Maritime who actively supports our customers and the sales team with his or her technical product and domain know-how and thereby guarantees cost efficient, technically feasible solutions. The Systems Engineer (Sales) is capable of designing solutions based on Frequentis products capabilities and customer requirements. The Solution Architect understands customer technical requirements and defines solutions that accurately address those needs, presents technical solutions to customers, and prepares associated white papers and proposals. The Solution Architect will coordinate and collaborate with sales, offer management, engineering, project management, and product teams.
  • You bring solid experience in an assistant role and work independently with a strong service mindset. With empathy, appreciation and foresight, you efficiently and reliably organize meetings, international travel and administrative processes. You are proficient in MS Office and have very good English and good German skills.
  • ATM Network Solution | Austria | Vienna | FREQUENTIS AG
    As 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.
  • Mission-critical communication, information, and surveillance systems | Austria | Vienna | FREQUENTIS AG
    As 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.
  • United States | Maryland, Columbia | FREQUENTIS USA, Inc.
    The Quality Assurance (QA) Manager leads the Quality Management System (QMS) and the Quality Assurance team to ensure organizational excellence, regulatory compliance, and consistently high product and service quality. Reporting to the Director HR & Shared Services, this role drives quality strategy, oversees ISO certification programs (including ISO 9001), and fosters a culture of continuous improvement across the organization. The QA Manager partners closely with engineering, operations, and leadership teams to strengthen processes, enhance customer satisfaction, and ensure data‑driven quality decisions.
  • Air Traffic Management | Slovakia | Bratislava | FREQUENTIS Solutions & Services s.r.o.
    As a Security Engineer in Air Traffic Management, you'll support the design and protection of critical aviation systems by helping assess risks, monitor threats, and ensure compliance with industry standards.
  • Group IT | Austria | Vienna | FREQUENTIS AG
    The 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.
  • United States | Maryland, Columbia | FREQUENTIS USA, Inc.
    The Air Traffic Management Tower and Automation Team delivers latest technology to FAA and Airports - like our latest product Digital Tower, which digitizes the air traffic control tower and thus provide means to 100s of airports across the country to deliver safe air traffic control. To strengthen our delivery team, we are looking for an experienced engineer who solves problems in a safety-critical environment with dedication, accuracy, and passion. Sr. Systems engineers are passionate about mission critical systems deployment, management, and monitoring. If you have side projects, investigate technologies at home, and enjoy reading about and discussing leading edge technology, then you sound like a great fit. Our product line covers many diverse areas such as distributed service-oriented architectures, low-latency telecommunications & video processing, and high availability. Each of these areas in a mission critical environment contains their own unique and complex problems to solve. As such, a strong technical foundation coupled with the desire to learn, grow, and solve hard problems would make for a strong addition to our team.
  • Air Traffic Management | Austria | Vienna | FREQUENTIS AG
    You are part of an engineering team and are responsible for the technical specification, setup, integration and acceptance of a system at the customer's site.
  • Air Traffic Management | Slovakia | Bratislava | FREQUENTIS Solutions & Services s.r.o.
    We are looking for a highly skilled Senior Python Software Developer with strong experience in designing and implementing software for complex and secure environments in the area of Air Traffic Management. Would you like to shape the future of aviation safety? Join our company and work on safety-critical applications.
  • Air Traffic Management | Austria | Vienna | FREQUENTIS AG
    We 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.