Latest Satcoms Jobs

3rd Line Network Engineer (DV Sponsorship)

This role involves designing, supporting, and maintaining secure internal and customer networks, acting as a 3rd line escalation point for complex issues. You will work across Cisco and Fortinet environments, troubleshoot faults, and support satellite communications, with opportunities for DV clearance and career progression.

Ernest Gordon Recruitment Redhill, RH1 1RJ, United Kingdom £40,000 – £50,000 pa

Hybrid Permanent Clearance Required

Software Developer (DV Sponsorship)

In this role, you will lead a small team of developers to develop and maintain secure Linux-based software solutions for next-generation satellite communication networks. You will work with technologies like Python, ReactJS, NodeJS, and MySQL, manage CI/CD pipelines, and support complex technical issues in a highly secure environment.

Ernest Gordon Recruitment Redhill, RH1 1RJ, United Kingdom £75,000 – £90,000 pa

Hybrid Permanent Clearance Required

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

Air Interface Architect

The Air Interface Architect will define and govern the end-to-end PHY and MAC layer architecture for Open Cosmos' LEO communication system, ensuring high-performance and scalable connectivity. Responsibilities include waveform design, link adaptation, mobility management, and system-level modelling to validate performance and optimize design decisions.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom

On-site Permanent

Integrated Logistics Support Engineer

This role involves supporting the development of integrated logistics support (ILS) solutions for multiple bids, including Satcom systems for land and maritime defense. Responsibilities include analyzing customer requirements, producing bid documentation, and engaging with bid, engineering, and customer teams. The position emphasizes collaboration and adaptability.

Airbus Defence and Space Stevenage, United Kingdom

Hybrid Permanent Flexible Clearance Required

Integrated Logistics Support Engineer

This role involves supporting the development of integrated logistics support solutions for multiple bids, including Satcom systems for land and maritime defense. You will analyze customer requirements, develop support solutions, produce bid documentation, and engage with bid, engineering, and customer teams.

Airbus Defence and Space Portsmouth, United Kingdom

Hybrid Permanent Flexible Clearance Required

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

User Terminal Architect

As a User Terminal Architect, you will be responsible for defining the end-to-end architecture and technical specifications for Open Cosmos' satellite user terminals, including fixed, mobility, and low-power devices. You will lead the integration of antenna systems, RF front ends, modems, and power management, ensuring designs meet performance, reliability, and regulatory requirements.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom

On-site Permanent

Verification & Validation Engineer

As a Verification & Validation Engineer, you will ensure the reliability of Open Cosmos' satellite communication systems by developing and executing automated tests within CI/CD pipelines. You will work closely with the Satcom Team to translate high-level requirements into testable criteria, debug issues, and continuously improve validation practices.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom

On-site Permanent

Senior Spectrum Systems Engineer

As a Senior Spectrum Systems Engineer, you will lead the integration of spectrum compliance into satellite system design, using modelling and simulation to ensure regulatory adherence while maintaining performance. You will work closely with the Satcom team to define system requirements, build simulation models, and support regulatory engagement with high-quality datasets and insights.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom

On-site Permanent

Head of Spectrum & Regulatory Affairs

As Head of Spectrum & Regulatory Affairs, you will lead the strategic development and protection of Open Cosmos’ global spectrum assets. Your responsibilities include managing ITU filings, coordinating with satellite operators, and ensuring regulatory compliance across operational jurisdictions. You will also translate regulatory requirements into technical and operational constraints for satellite networks and represent the company in international regulatory forums.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom

On-site 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

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