Software System Engineer

Who we’re looking for

• Relevant education Master’s degree in software engineering, computer science, aerospace engineering, systems engineering or a comparable technical field
• Professional and methodical competence Several years of professional experience in software development or software/system engineering. Strong understanding of software development processes and methodologies, including agile approaches and associated tools. Knowledge of high-level programming languages and software development environments, as well as experience with development systems, continuous integration tools, and virtualization solutions. Good understanding of computer networks and experience with issue tracking systems. Solid understanding of system engineering approaches and their application in complex system environments.
• Personal and Social Competencies Strong communication and teamwork skills combined with decision-making ability and assertiveness. Structured and analytical working style with a proactive, solution-oriented mindset. Ability to work independently with a high level of ownership, flexibility, and reliability. Demonstrates integrity and maintains a confident, professional approach.
• Fluent in spoken and written English.

What you’ll do

• OHB Czechspace is looking for a Software System Engineer to join our team and contribute to the development of next-generation spacecraft. In this role, you will be responsible for defining, maintaining, and validating the spacecraft software architecture and requirements, ensuring full alignment with system-level needs and interfaces across onboard and ground segments.
• Software System Engineer is responsible for the definition, consistency, and validation of the S/C software architecture and requirements, ensuring alignment with system-level needs and interfaces.
• Elaboration of software system architecture and design for spacecraft onboard and ground segments. Ensures proper definition, completeness, and compliance of SW requirements.
• The Software System Engineer is accountable for spacecraft software configuration, releases, and interfaces across all segments. Acts as the focal point for all spacecraft software aspects, including coordination across avionics, payload, and ground segment, and ensures software releases and compliance.
• Mission level tasks: Making or escalating (if needed) relevant technical decisions within the area of responsibility, ensuring alignment and reporting impacts Proposing and implementing solutions for technical issues within the area of responsibility, including coordination and impact reporting Technical CRM of assigned resources Review and approve of all relevant documents FDIR within the scope of responsibility Ensure consistency between software and system-level interfaces Responsibility for S/C SCOE Provide SW level trade-offs and support the Mission Architect in relevant System-level trade-offs
• Spacecraft development level tasks: Define and maintain the spacecraft-level software architecture and develop and maintain the Software System Specification (SSS) Ensures the information flow w.r.t. System level SW architecture Responsible for the prioritisation of the SCSW Accountable for the SCSW releases Responsible for all SCSW related documents. Creating, maintaining and controlling of assigned requirements. Analyse System Requirements Document (SRD) and derive software-relevant requirements (Ensure bidirectional traceability) Ensure consistency and completeness of software requirements across: P/F, P/L, Ground Segment Support definition and evaluation of requirements compliance, deviations, and waivers Act as the technical focal point for all spacecraft software interfaces, including: Avionics ↔ Payload Spacecraft ↔ Ground Segment SW Engineering Team Define and maintain software-related ICDs Define, plan and supervised the software verification approach and strategy, including but not limited to: Avionics SW verification and validation with respect to SSS (Requirements Baseline level) Support AIT and System Engineering Support AIT and System Engineering from SW point of view during test campaign preparation and execution and PFM model integration, validation and launch Consideration of the aspects of IT and cyber security

About the position

OHB Czechspace s.r.o. was established in 2017 and is part of the OHB SE technology group. As a member of one of the major independent groups in the European space industry, OHB Czechspace plays a significant role. With a young team of well-trained and highly skilled engineers, the company has proven its competence through contributions to several internationally recognized projects. The main business activities of OHB Czechspace focus on the development, system integration, and supply of structural, thermal, and optical subsystems, payloads, MGSE, and launcher structures. These activities include structural and thermal analyses, mechanical and thermal design, mechanical testing, procurement, as well as quality and product assurance. Since its establishment, OHB Czechspace has been involved in several key European Space Agency (ESA) programmes, such as the planetary defence missions HERA and RAMSES, the science and exploration missions PLATO and Comet Interceptor, and the space transportation mission NEP RocketRoll. Most recently, the SOVA S mission has successfully passed the prestigious ESA selection process and is now progressing towards implementation. Join our team and be part of shaping the future of space.

Benefits

• Work Life Balance: Flexible working hours, 25 days vacation days, 2 personal days
• Home-office work possibility
• Development: Extensive range of online training courses, individual professional development, Language courses & annual employee dialogue
• Space Projects
• Meal Contribution
• Other benefits
• Multisport Card Contribution
• Company parties & events