Latest Government Jobs

Senior Systems Engineer

As a Senior Systems Engineer, you will lead the technical delivery of complex space missions, driving system architecture, integration, and mission success. You will define and manage mission requirements, perform system analyses, and coordinate multidisciplinary teams to deliver integrated spacecraft solutions while mentoring junior engineers and promoting best practices.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom

On-site Permanent

Applied AI Engineer: Space & EO (Data)

You will design and deliver AI-powered pilots and applications using Earth Observation data, build computer vision models, and develop AI workflows that combine EO data with LLM orchestration. Your role involves integrating AI capabilities into the DataCosmos platform, supporting deployment, and collaborating with commercial teams and partners to solve real-world challenges.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom

Hybrid Permanent

Embedded Systems Engineer

The role involves designing and developing real-time embedded software and firmware for critical hardware in both ground and space systems. Responsibilities include FPGA and firmware development, building embedded C/C++ applications, and optimizing performance in constrained environments.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom

On-site Permanent

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

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

Senior Access Layer Engineer

As a Senior Access Layer Engineer, you will lead the development and validation of satellite communication systems, focusing on waveform generation, MAC protocols, and link adaptation. You will work closely with multidisciplinary teams to design and optimize algorithms for LEO environments, using tools like MATLAB, Simulink, and Python.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom

On-site Permanent

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

Site Reliability Engineer (DataCosmos)

As a Site Reliability Engineer, you will ensure the reliability, performance, and scalability of Open Cosmos's data platform and processing pipelines. You will monitor systems, respond to incidents, improve CI/CD pipelines, and work closely with engineering teams to design resilient systems.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom

On-site Permanent

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

Delivery Project Manager (DataCosmos)

As a Delivery Project Manager in the Data Division, you will lead the end-to-end delivery of external projects involving satellite data platforms and processing chains. Your responsibilities include managing scope, schedule, costs, and quality, coordinating with technical teams, and ensuring customer alignment and satisfaction.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom

Hybrid 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

Customer Support Specialist (DataCosmos)

As a Customer Support Specialist, you will act as the first point of contact for customers using the DataCosmos platform, providing L1 support, onboarding new users, and troubleshooting issues. You will work closely with engineering teams to resolve complex problems and contribute to process improvements, ensuring customers can effectively use satellite data and imagery.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom

On-site Permanent

Head of Software & Cloud Infrastructure

You will lead the technical roadmap for cloud infrastructure and software platforms, design CI/CD and GitOps frameworks, and build scalable, secure platforms supporting satellite networks. Your role will bridge product, engineering, and operations, ensuring seamless connectivity and robust systems for mission-critical operations.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom

On-site Permanent

Product Procurement Specialist: AOCS (ADCS, Star Trackers, Propulsion) specialism

This role involves managing the procurement of attitude determination, control systems, and propulsion components for satellite missions. You will coordinate with suppliers, engineering, and mission management teams to ensure components meet performance requirements and integration timelines.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom

On-site Permanent