Payload Performance RF Analyst

Your role

Capgemini Engineering is looking for a Payload performance analysis of RF chain for end-to-end telecommunications payload for GEO satellite missions.

In this role you will play a key role in:

• Performing architecture trade studies and system optimisation for Digital Payload & Regenerative solutions.
• Develop, maintain, and govern end-to-end payload performance models, RF budgets, and link budgets throughout design, manufacturing, integration, launch, and operational phases.
• Performing system-level modelling, simulation, performance prediction, sensitivity analysis, and compliance assessment using industry-standard and customer-specific engineering toolchains.

Your profile

• Experience on MATLAB  and Python programming for system level simulation and microsoft excel analysis. Experience on STK tool is desirable.
• Analyse design and test results against RF payload concepts broadly covering frequency planning, beam architecture, channelisation, coverage definition, and resource allocation.
• Translate customer, mission, and spacecraft requirements into payload-level RF specifications, equipment requirements, interface definitions, and verification strategies for analysis.
• Ability to understand entire RF concepts including performance engineering EIRP, G/T, Gain, Signal Levels, Noise Figure, Linearity, Stability, Phase Noise, Spurious, Intermodulation, PIM, and Auto-Compatibility Analysis.
• Review and integrate supplier-level test data into payload performance models and system compliance assessments.
• Manage technical interfaces across Payload, Antenna, RF Equipment, Spacecraft Platform, Ground Segment, Network Operations, Manufacturing, and AIT teams.
• Support payload verification activities including definition of test matrices, test predictions, success criteria, compliance assessments, and acceptance methodologies.
• Support Assembly, Integration & Test (AIT) campaigns through test readiness reviews, result analysis, anomaly investigations, non-conformance resolution, and technical review board participation.
• Review and assess subsystem, payload, spacecraft, and in-orbit test reports to verify mission performance and identify optimisation opportunities.

Make it real - what does it mean for you?

• Open access to digital learning platforms​
• Active employee networks promoting diversity, equity and inclusion like OutFront, CapAbility or Women@Capgemini​
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Capgemini is proud to be a Disability Confident Employer (Level 2) under the UK Government’s Disability Confident scheme. As part of our commitment to inclusive recruitment, we will offer an interview to all candidates who:​

• Declare they have a disability, and ​
• Meet the minimum essential criteria for the role.​
• Please opt in during the application process.​
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Capgemini. Make it real.

Need to know

• Due to the nature of the project this role requires Security Clearance.
• This is a hybrid role requires travel to client site based in portsmouth.
• You can bring your whole self to work. At Capgemini building an inclusivefuture is part of everyday life and will be part of your working reality. We havebuilt a representative and welcoming environment, for everyone.

About Capgemini

Capgemini is an AI-powered global business and technology transformation partner, delivering tangible business value. We imagine the future of organisations and make it real with AI, technology and people. With our strong heritage of nearly 60 years, we are a responsible and diverse group of over 420,000 team members in more than 50 countries. We deliver end-to-end services and solutions with our deep industry expertise and strong partner ecosystem, leveraging our capabilities across strategy, technology, design, engineering and business operations. The Group reported 2025 global revenues of €22.5 billion.​

Make it real | www.capgemini.com