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Latest Space Systems Engineer Jobs

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System Performance & Modelling Engineer

This role involves developing high-fidelity simulation environments to optimize the performance of LEO satellite communication systems. Responsibilities include building end-to-end simulation frameworks, evaluating system capacity, latency, and reliability, and supporting system-level link budget analysis. The role requires strong skills in system-level modelling, simulation, and performance analysis within satellite or advanced wireless communication systems.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom
On-site Permanent

Senior Network Engineer

As a Senior Network Engineer, you will implement and customize advanced routing protocols, develop custom on-board router platforms, and design large-scale network simulations for a dynamic LEO constellation. You will also support seamless mobility, validate high-speed forwarding performance, and collaborate with architecture and platform engineering teams to align with system design objectives.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom
On-site Permanent
Airbus Defence and Space logo

Service Delivery Manager

As a Service Delivery Manager, you will be responsible for ensuring the reliability, availability, and security of National Messaging services for 5,000 users in the UK. You will manage ITIL-based support processes, service agreements, and budget, while also contributing to the development of new products and services. This role involves working in a multi-functional, agile team environment and requires strong technical expertise in IT Service Management and Crisis Management.

Airbus Defence and Space Stevenage, United Kingdom
Hybrid Permanent Clearance Required
Airbus Defence and Space logo

Supply Chain Quality Manager (SCQM)

As a Supply Chain Quality Manager, you will manage the purchase phase of the supply chain process, ensuring on-time and quality delivery of hardware from suppliers. You will build strong relationships with suppliers, manage contracts, and participate in cost and schedule improvement initiatives. This role involves frequent international travel and working closely with multi-functional teams.

Airbus Defence and Space Portsmouth, United Kingdom
Hybrid Permanent Clearance Required

Senior Cyber Security Engineer

As a Senior Cyber Security Engineer, you will play a critical role in protecting Open Cosmos' satellite, ground operations, and global infrastructure. Your responsibilities include strengthening cloud security, implementing Zero Trust principles, securing ground segments, and leading incident response efforts. You will work closely with engineering teams to embed security into development workflows and continuously improve security processes.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom
On-site Permanent

Image Production Engineer

As an Image Production Engineer, you will own and continuously improve the end-to-end imagery processing pipeline, ensuring high-quality and reliable satellite data outputs. You will work closely with engineering and SRE teams to maintain system scalability and troubleshoot issues, while driving automation and performance improvements.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom
On-site Permanent

Mechanical Engineer

This role involves leading mechanical design activities for satellites, subsystems, and ground support equipment. You will work hands-on in cleanrooms and labs, collaborate with multidisciplinary teams, and ensure precision and manufacturability of hardware.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom
Hybrid Permanent Flexible

Satcom Mission Analysis Engineer

As a Satcom Mission Analysis Engineer, you will be responsible for defining and optimizing the orbital architecture of Open Cosmos' satellite constellation. Your role involves complex astrodynamics, inter-satellite link behavior, and maneuver strategies to ensure reliable and high-performance connectivity. You will work closely with various teams to model and simulate the constellation's lifecycle, ensuring compliance with international guidelines and regulatory requirements.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom
On-site Permanent

Senior Antenna and RF Payload Engineer

As a Senior Antenna and RF Payload Engineer, you will lead the design, specification, and validation of antenna and RF payload systems for satellite payloads and user terminals. Your responsibilities include defining technical specifications, performing electromagnetic simulations, and overseeing qualification activities to ensure robust and high-performance hardware designs.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom
On-site Permanent

Senior Digital Comms Payload Engineer

You will define and develop the digital core of communication payloads for satellite systems, ensuring performance, scalability, and resilience. Responsibilities include architecture design, digital processing, and collaboration across multiple domains to deliver cohesive digital solutions.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom
On-site Permanent

Satellite Payload Processing Engineer

As a Satellite Payload Processing Engineer, you will design and implement processing chains to transform raw satellite data into high-quality Earth Observation products. You will collaborate with customers, sales teams, and mission engineers to define product specifications and develop image processing pipelines, ensuring reliable data delivery and advancing Open Cosmos's EO data platform.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom
On-site Permanent

Quality Control (QC) Engineer (shift based)

As a Quality Control (QC) Engineer, you will provide hands-on quality oversight during the build, integration, and testing of satellites and systems. You will perform inspections, verify compliance with standards, and support continuous improvement initiatives, ensuring that all hardware and software meet the highest standards of performance and reliability.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom
On-site Permanent Shift-work

Test Engineer (Data)

As a Test Engineer in the Data Team, you will ensure the quality and reliability of the DataCosmos platform by defining and implementing testing strategies, building automated tests, and validating data flows. You will collaborate with engineering and product teams to improve testing practices and support CI/CD pipelines.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom
On-site Permanent

Earth Observation Presales Engineer

As an Earth Observation Presales Engineer, you will support customer discovery sessions, design EO solutions, and contribute to feasibility studies using satellite imagery and geospatial analytics. You will work closely with business development, product, and engineering teams to develop scalable solutions and support customer adoption of the DataCosmos platform.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom
On-site Permanent

Backend Engineer (DataCosmos)

As a Backend Engineer, you will design and build scalable backend services and APIs for the DataCosmos platform, which transforms satellite data into meaningful insights. You will work with Go and Python, improve platform performance, and collaborate with cross-functional teams to deliver technical solutions for real-world space missions.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom
Hybrid Permanent

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