Latest Space Technology Jobs

Satellite Flight Operator

Operate and monitor satellites in real time, ensuring mission success through careful telemetry analysis, anomaly response, and execution of planned activities. Work within a mission-critical team to maintain spacecraft health and improve operational processes across the satellite lifecycle.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom

Senior Antenna and RF Payload Engineer

This role involves leading the design and validation of antenna and RF payload systems for satellite communications, including phased arrays, reflectors, and beamforming technologies. The engineer will perform electromagnetic simulations, define RF specifications, ensure regulatory compliance, and support prototyping and environmental testing. Collaboration with cross-functional teams is essential to deliver high-performance space and ground segment solutions.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom

On-site Permanent

Payload Product Assurance Manager - IRIS² - F/H

Oversee quality assurance for satellite payload systems within the IRIS² programme, ensuring compliance with contractual and internal standards. Act as the primary quality interface with the client, coordinate cross-functional quality activities, manage risk and non-conformances, and validate product conformance across design, manufacturing, and testing phases. Work within a high-tech aerospace environment focused on European sovereignty and innovation.

Thales Alenia Space France

GALILEO Engineering Work Package Manager : Mise en Opérations H/F

Manage the migration and operational deployment of critical updates to the Galileo Mission Segment and Security Facility systems across operational sites in Europe. Lead technical teams, coordinate change requests, testing, and stakeholder communication, ensuring compliance with schedules, security standards, and contractual milestones. Work closely with institutional clients and suppliers in a highly regulated, multi-site environment.

Thales Alenia Space France

Project Manager

This role involves managing a diverse portfolio of projects ranging from rapid prototyping and research to complex hardware development and system integration within a defence and aerospace context. The Project Manager ensures on-time, on-cost, and high-quality delivery while leading cross-functional teams, overseeing financial performance, and driving continuous improvement. Key responsibilities include bid management, stakeholder engagement, supply chain coordination, and mentoring project leads in a highly innovative, experimental environment.

Saab Bedford, United Kingdom

Hybrid Permanent Clearance Required

System Performance & Modelling Engineer

Develop high-fidelity simulation frameworks for LEO satellite communication systems, modelling end-to-end performance across orbital dynamics, air interface, payload, and network layers. Analyse system capacity, latency, reliability, and resource allocation to optimise constellation performance and support architectural trade studies.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom

On-site Permanent

Senior Network Engineer

This role involves designing and implementing advanced network architectures for a dynamic low Earth orbit (LEO) satellite constellation. The engineer will develop custom routing solutions using Segment Routing and IS-IS, integrate control and data planes on specialised hardware, and validate performance under orbital dynamics using simulations and digital twins. Collaboration with cross-functional teams is key to evolving a resilient, high-throughput space-based communications platform.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom

On-site Permanent

Site Reliability Engineer (DataCosmos)

This role involves ensuring the reliability, scalability, and performance of Open Cosmos's DataCosmos geospatial data platform and processing pipelines. The engineer will monitor systems end-to-end, respond to incidents, improve CI/CD pipelines, and collaborate with engineering teams to build resilient systems. Automation and operational efficiency are key focus areas, with work supporting real-world applications of satellite data.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom

On-site Permanent

Image Production Engineer

The role involves owning and optimizing the end-to-end satellite imagery processing pipeline, from data acquisition to delivery. The engineer will ensure high-quality, reliable outputs by troubleshooting systems, improving production code in Python, and implementing robust monitoring and validation. Close collaboration with engineering and SRE teams is required to maintain scalability and performance in a mission-driven space technology environment.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom

On-site Permanent

Customer Support Specialist (DataCosmos)

Provide first-line technical support for a geospatial data platform, onboarding users, troubleshooting issues, and collaborating with engineering teams to improve customer experience. Focus on enabling global customers to effectively use satellite data and imagery products.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom

On-site Permanent

Head of Software & Cloud Infrastructure

Lead the technical vision for cloud and software infrastructure within a satellite communications environment, designing scalable and secure platforms that support end-to-end mission operations. Drive CI/CD, GitOps, and Infrastructure-as-Code frameworks while enabling digital twins, networked systems, and real-time data processing. Bridge engineering, product, and operations to deliver resilient, automated cloud environments for space-based connectivity.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom

On-site Permanent

Junior Legal Counsel

This role involves handling day-to-day commercial legal work including drafting, reviewing, and negotiating contracts such as NDAs, procurement agreements, and customer contracts. The Junior Legal Counsel will work closely with the General Counsel and cross-functional teams to provide practical legal advice and support complex space-sector projects. The position requires fluency in English and Spanish and involves translating legal guidance for non-legal stakeholders across an international business.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom

On-site Permanent

Data Software Engineer

Design and build scalable data pipelines to transform raw Earth Observation data into high-quality, actionable insights. Work with satellite data, geospatial platforms, and productionise scientific code within a mission-driven space technology environment. Focus on reliability, data standards, and integration of new data types and processing techniques.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom

Remote Permanent

Satcom Mission Analysis Engineer

This role involves defining and optimising the orbital architecture of a satellite constellation, with a focus on astrodynamics, inter-satellite links, and mission performance. The engineer will model orbital perturbations, calculate pointing and tracking requirements for optical links, ensure regulatory compliance, and integrate simulations into digital twin systems to support reliable global connectivity.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom

On-site Permanent

Quality Control (QC) Engineer (shift based)

The role involves hands-on quality control during satellite build, integration, and testing phases, ensuring compliance with ECSS and ISO9001 standards. The engineer performs inspections, manages non-conformances, supports supplier quality, and maintains traceability across the production lifecycle. Work is conducted on a rotating 24/7 shift pattern at the Harwell site to support continuous satellite manufacturing operations.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom

On-site Permanent Shift-work