Latest satellite Jobs

Air Interface Architect

The Air Interface Architect will define and govern the physical and MAC layer architecture for Open Cosmos' LEO satellite communication system, ensuring high performance and scalability. The role involves designing waveforms, resource allocation, coding, modulation, and handover frameworks, while aligning with 3GPP NR-NTN and DVB-S2X standards. Responsibilities include system-level simulation, modem architecture definition, and integration with core network functions for non-terrestrial networks.

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

Senior Digital Comms Payload Engineer

This role involves defining digital subsystem architectures for satellite communication payloads, translating system requirements into scalable processing solutions, and leading digital-in-the-loop prototyping. The engineer will assess advanced silicon technologies for space applications, define high-speed interfaces, and support secure hardware integration across space and ground systems. Collaboration spans payload, network, and security domains to deliver resilient, high-performance satellite comms solutions.

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

Production Manager

Manages daily satellite assembly, integration, and test (AIT) operations across multiple shifts at Open Cosmos’ UK site. Leads team leads, ensures production plans are executed safely and on schedule, and maintains alignment with engineering, quality, and supply chain functions. Focuses on operational efficiency, KPIs, and consistent process execution in a high-tech manufacturing environment.

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

Operations Engineer (AIT Production)

This role involves developing and optimizing satellite manufacturing processes within a high-tech production environment. The engineer will apply Lean and Six Sigma methodologies to improve efficiency, quality, and scalability in satellite assembly and testing. Responsibilities include data analysis, SOP development, cross-functional collaboration, and ensuring compliance with safety and quality standards during production.

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

Thermal Systems Engineer

The role involves leading thermal engineering efforts across satellite missions, including thermal modelling, test planning and execution, and hands-on support during AIT (Assembly, Integration, and Testing). The engineer collaborates with cross-functional teams to ensure spacecraft thermal performance in orbit and contributes to product development and process improvements within a fast-paced, innovative space technology environment.

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

Senior AOCS Systems Engineer

This role involves leading the design, analysis, and testing of Attitude and Orbit Control Systems (AOCS) for satellite missions within a systems engineering environment. The engineer will develop simulation models, conduct lab validation, and support mission operations and pre-sales activities. Collaboration with suppliers and cross-functional teams is key to delivering high-performance spacecraft systems for Earth observation, telecom, and demonstration missions.

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

FPGA Architect

The role involves designing and leading FPGA architecture for spacecraft systems, translating mission requirements into robust digital solutions, and ensuring reliability and performance across the full lifecycle. The engineer will develop high-speed data pipelines, implement fault-tolerant designs, and collaborate with electronics and software teams. Emphasis is placed on verification, reusable IP frameworks, and technical leadership in a multidisciplinary space technology environment.

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

Senior Spectrum Systems Engineer

This role involves leading spectrum compliance for satellite systems, translating regulations like EPFD and PFD into technical design requirements. The engineer will develop end-to-end simulation models for interference and coexistence, support ITU filings, and guide frequency usage strategies across LEO constellations. Work includes both ground and in-orbit verification, with strong emphasis on regulatory alignment and system-level performance.

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

Head of Spectrum & Regulatory Affairs

Leads the strategic management and protection of Open Cosmos' global spectrum assets, ensuring compliance with international regulations and coordinating frequency rights across jurisdictions. Translates complex regulatory requirements into technical constraints for satellite operations and represents the company before regulators and industry bodies. Focuses on long-term spectrum planning, ITU filings, and cross-functional collaboration with engineering and mission operations teams.

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

Sales Lead, Earth Observation Data (Europe)

Lead sales strategy and close strategic deals for Earth Observation data across Europe, targeting government, defence, and commercial sectors. Drive end-to-end sales cycles for satellite data and imagery licensing, working closely with technical and product teams to tailor solutions. Position Open Cosmos’ space-based data capabilities in high-impact customer applications and industry forums.

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

Data Processing Technical Project Manager

This role involves managing data processing deliverables and products within a satellite data team, coordinating between technical teams and project managers. The focus is on ensuring timely, high-quality delivery using robust software engineering practices. It plays a central role in transforming satellite data into actionable insights for customers and internal platforms.

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

User Terminal Architect

The User Terminal Architect will define and lead the technical architecture of satellite user terminals across fixed, mobility, and low-power form factors. This includes end-to-end system specifications, integration of antenna, RF, and digital subsystems, and trade-offs between performance, SWaP, and manufacturability. The role involves close collaboration with system, payload, and manufacturing teams to deliver scalable, mass-producible terminals for satellite communications.

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

Satcom Payload Architect

The role involves defining the end-to-end technical architecture of advanced satellite communication payloads for low Earth orbit (LEO) constellations. You will translate service requirements into detailed technical specifications for RF, digital, and optical subsystems, perform microwave link analysis, and ensure alignment between payload and spacecraft design. The position requires deep systems engineering expertise in satellite communications, with a focus on flexible, high-performance, and SWaP-optimised solutions.

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

Backend Engineer (DataCosmos)

This role involves designing and maintaining scalable backend services and APIs for DataCosmos, a geospatial data platform that processes and delivers satellite data. The engineer will work extensively with Go and Python, cloud-native technologies like Docker and Kubernetes, and contribute to CI/CD and infrastructure improvements. Collaboration with cross-functional teams is key to delivering solutions for real-world space missions.

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

Embedded Systems Engineer

Design and develop real-time embedded software and firmware for satellite communications systems, spanning both space and ground infrastructure. Work on FPGA-based solutions, low-level hardware control, and high-reliability communication protocols in a multidisciplinary engineering environment. Focus on fault tolerance, performance optimisation, and integration across RF, DSP, and embedded systems.

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