Simulator Software Engineer (m/f/d) at OHB System · Bremen

OHB System AG – We.Create.Space

OHB System AG is one of the leading space companies in Europe. The company is part of the listed high-tech group OHB SE, which has more than 4,100 employees working on pivotal European space programs. With two strong locations in Bremen and Oberpfaffenhofen near Munich and more than 40 years of experience, OHB System AG specialises in high-tech solutions for space. These include low-orbiting and geostationary satellites for Earth observation, navigation, telecommunications, science and space exploration as well as systems for human space flight and aerial reconnaissance. We owe our success to our employees' passion for innovation, as well as their commitment and initiative.

For permanent employment OHB System AG in Bremen is looking for a

Simulator Software Engineer (m/f/d)

The OHB Simulator Software Team delivers simulation software for a wide range of spaceflight missions. Our simulators are part of the test and training environment for satellite operations and are a key part of the development and engineering toolchain for the satellite control software.

Whether you are an experienced software engineer or technical lead or looking to bring your software expertise to the space industry, we would love to hear from you.

Your Tasks

• Design and develop satellite simulators, including models of satellite equipment and the space environment
• Enhance and extend our simulation framework, user interfaces, testing and debugging tools
• Contribute across the full software lifecycle, from requirements and architecture through implementation, testing, integration, and documentation
• Collaborate with customers and internal software teams on system design, reviews, and simulator delivery
• Support mission teams during mission preparation and throughout the operational and maintenance phases of the simulators
• Share knowledge and contribute to a collaborative engineering culture

Your Qualifications

• Degree or PhD in Computer Science, Electrical Engineering, Aerospace Engineering or a comparable qualification
• Experience with modern C++ and ideally Python or similar languages
• Familiarity with Linux as a development environment, with frameworks like Qt and modern CI/CD tooling
• Experience with ECSS-SMP tools/environments and software standards (e.g. ECSS or DO-178) is beneficial
• Strong communication and collaboration skills and the ability to work effectively in multidisciplinary teams Fluency in spoken and written English

Additional background in one or more of the following areas would be an advantage:

• previous experience in the space sector with a focus on the ground station software
• embedded or safety- and mission-critical software development
• on‑board communication protocols (Ethernet, SpaceWire/SpaceFibre, CAN etc.)
• digital twins
• simulation and software development integration with MBSE workflows (e.g. SysMLv2)
• distributed/federated simulation (HLA), co-simulation
• network simulation (ns‑3, OMNeT++, containerlab)

We know that great candidates do not always meet every

requirement. If this role sounds interesting to you, we encourage you to apply

even if your experience does not match every item listed above.

We offer

Work Life Balance: Flexible working hours, sabbatical, 30 days vacation & special

leave days

Mobile Work: Flexible working arrangement balancing remote and on-site work

Structured on-boarding process (incl. Assignment of a buddy in the first months)

Development: Extensive range of training courses, individual professional development, German language courses & annual employee dialogue

space projects

Additional benefits: 13. monthly salary, accident insurance & company pension plan

Catering: High standard company restaurant & generous meals subsidy

Active health promotion: Health management, E-GYM Wellpass & In-company sports groups

Family: Kindergarten subsidy / Kindergarten places, Childcare in the vacation period & paid child sickness days

Mobility: Subsidized Deutschland ticket, Job bike & parking lots

Company parties & events: Christmas party, Satellite launch events, NextGen Speakers Night

Innovation: Company suggestion system & free research and development

A complete overview of our benefits and more details can be found here on our website.

Become part of our international team and take your professional and personal development to a new level. Don't fulfil all the requirements? No problem - we are happy to receive applications with partial matches! We are looking forward to your application in German or English via our online tool.

OHB System AG Human Resources

Questions regarding this posting? Sven Friedrich is available under ­­career@ohb.de.