Job Description

OHB SE, domiciled in Bremen, is Germany’s first listed space and technology company. Three business units offer international customers sophisticated solutions and systems. With over 40 years of experience in high technology together with its integrated skills in the areas of space technology and telematics, OHB Group is ideally positioned as one of the leading independent forces in the European space, aeronautics and telematics industry. OHB ?SE currently has approx. 3,200 employees.?


For permanent employment OHB SE in Bremen is looking for a


Network Engineer – Core Network (Space Communications) (m/f/d)


Your Tasks


Role Purpose:

Responsible for designing and optimizing advanced core network architectures (ground) to enable secure, resilient, and high-performance data exchange between ground and space.



Key Responsibilities:

Design core and backhaul networks (IP/MPLS cores, DWDM, Ethernet). Define routing strategies, traffic engineering policies, and redundancy mechanisms. Develop scalable architectures for hybrid environments (terrestrial, satellite, cloud, edge). Integrate the core network with management and control functions. Collaborate with ground systems engineers to embed network capabilities. Optimize network performance (latency, bandwidth, link availability). Coordinate subcontractors and oversee technical requirements. Contribute to innovative R&D initiatives (AI-driven routing, quantum communication, SDN).

Your Qualifications

Master’s or PhD in Telecommunications, Computer Science, Electrical Engineering, or related field 3+ years of experience in network engineering and application development Strong knowledge of networking protocols (TCP/IP, application layer services) Experience developing end-to-end network applications in the communication sector Familiarity with network simulation tools (e.g., ns-3, OPNET) and Linux-based systems Understanding of cybersecurity in networks and secure communication protocols Excellent communication skills and leadership abilities Cisco or Juniper certifications a plus



We offer


Work Life Balance: Flexible working hours, sabbatical, 30 days vacation & special leave days
Mobile Work: Hybrid work & mobile work abroad
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 SE


Human Resources


Questions regarding this posting? Christian Wolten is available under career@ohb.de.