Space Systems Engineering

Our heritage lies in space systems engineering. We provide our clients with the best engineers, unrivalled expertise and the unique capabilities required for their programmes and missions. 

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Abstract communications satellite representing space systems engineering
Ground segment operations

Ground Segment Operations

Our engineers can prepare and operate complete mission or individual ground segment activities for any mission, including mission control, planning and automation systems, procedure validation and operations support.

We work with both New Space and established space companies, helping them set up their operations infrastructure and/or introduce new ground segment technologies to their environment.

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Mission Operations

Our operations engineers work with our customers to ensure every mission is a success, from initial development of operations concepts to end-of-life disposal. We have supported the preparation, testing and operation of over 120 missions, including CubeSats, constellations and large, complex satellites.

Our tool suite is used by spacecraft manufacturers and operators worldwide to optimize the full procedure lifecycle.

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ESA Rosetta mission control room
Rocket launch at night from spaceport


We can provide services from concept to launch, including design and project management for new and existing sites, using our three decades of experience in space.

Our extensive expertise in concurrent design lets us reduce the time needed to assess and design complex infrastructure and activities, optimize collaboration between stakeholders and provide evidence for regulators, service users and investors.

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Space Security

We assist space organizations with their security programmes, ensuring their infrastructure, missions and applications are resilient. This includes our suite of cybersecurity products and services that help protect them against cyberattacks. 

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Global communication security network from space
Digital gears representing concurrent design and system engineering at RHEA Group

Concurrent Design

We have been helping organizations apply concurrent design and engineering practices for over a decade. For complex systems, this saves money, accelerates schedules and provides improved outcomes for customers and end-users.   

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End-to-end satellite support

Our staff help design, build and maintain satellites, provide flight dynamics, mission control and operations at satellite operations centres and ground stations, and deliver secure infrastructure to protect satellite data.

Experienced space systems engineers

Our space systems engineers have been embedded in some of the most complex space projects, working within our clients’ organizations so that they are on-hand for each step of a mission.

Over 120 spacecraft use MOIS

Our tool suite has been used by manufacturers and operators to support testing and/or mission operations preparation and automation for over 120 spacecraft across 20 years.

Main image: ©ESA-P. Carril

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Let us know how we can support your space projects.

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