Latest Satcoms Jobs

Production Manager (Electronics/Aerospace/Defence)

Lead Production Engineer(Electronics/Aerospace/Defence)Poynton, Manchester£50,000 - £60,000 + Training + Progression + Overtime + Pension + Early Finish FridayAre you a Lead Production Engineer or similar, coming from a background within the Manufacturing/Military Satcoms /Defence sector or a related field, holding...

Ernest Gordon Recruitment Cheshire, United Kingdom £50,000 – £60,000 pa

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

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

Advanced Software Engineer

This role involves developing embedded software for aerospace communication systems, with a focus on C/C++ development, DO178 compliance, and wireless transceiver technologies. The engineer will contribute to design, testing, and certification of safety-critical avionics systems used in commercial, defense, and space applications. Work includes collaboration across teams, vendors, and adherence to rigorous software assurance standards in a regulated environment.

Honeywell Aerospace Tewkesbury, Gloucestershire, United Kingdom

Embedded Software Engineer

This role involves developing and testing embedded software for avionics and SATCOM systems, ensuring compliance with industry standards and customer specifications. The engineer will work on project subtasks, contribute to planning, and interface with vendors and leadership.

Honeywell Aerospace Yeovil, United Kingdom

Architecte Accès pour constellation - Projet Iris² H/F

Concevoir et garantir l'architecture de la couche accès pour une constellation satellitaire avancée dans le cadre du projet européen IRIS². Travailler sur les systèmes 5G NTN, les communications radio dynamiques et les standards 3GPP, en coordination avec des équipes pluridisciplinaires et des revues client. Participer aux phases de modélisation, spécification et validation en environnement industriel spatial.

Thales Alenia Space France

Délégué RAN4 F/H

This role involves representing Thales in international standardization bodies such as 3GPP, ETSI, and ITU-R, focusing on satellite-based 5G and 6G technologies. The candidate will lead technical contributions, negotiate consensus on Non-Terrestrial Networks (NTN), and align standardization strategy with industrial programmes like IRIS² and LEO-PNT. Responsibilities include preparing technical contributions, analysing industry proposals, patent drafting, and supporting R&D projects such as Horizon Europe 6G-NTN NEXUS.

Thales Alenia Space France

On-site Permanent

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

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

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

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

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