Payload RF Systems Engineer: Satellite Communications

SII Group; Portsmouth; On-site; GBP 60,000 - 90,000; Full time

Job summary

SII UK in the United Kingdom is seeking a highly skilled Payload RF Systems Engineer to design, analyze, integrate and validate advanced satellite payloads. You will work across the full project lifecycle to ensure RF system performance meets customer requirements while balancing cost, schedule and quality.

You will collaborate with systems, procurement, manufacturing and test teams, develop RF models and budgets, define architectures, perform link-budget calculations, and contribute to design

Qualifications

• Proven RF Systems Engineering experience in space, satellite, aerospace, telecoms, or defence.

Responsibilities

• Perform RF performance analyses including gain, noise figure, linearity, stability, EIRP, G/T, phase noise, spurious and intermodulation assessments.
• Develop and maintain RF payload models, simulations, and performance budgets.
• Define payload architectures, frequency plans, and equipment specifications.
• Flow customer requirements through to subsystem and equipment level.
• Support supplier technical management and review component-level performance data.
• Produce RF performance reports, technical documentation, presentations, and user guides.
• Support Assembly, Integration and Test (AIT) activities, including test planning, predictions, and results analysis.
• Investigate and resolve RF performance issues and non-conformances during integration and testing.
• Present technical findings at design reviews and technical review boards.
• Collaborate with systems, equipment, procurement, manufacturing, and test teams throughout the project lifecycle.

Skills

RF Systems Engineering

RF Analysis & Modelling

Payload Architecture

Frequency Planning

RF Testing & Verification

Data Analysis & Troubleshooting

Technical Documentation

Stakeholder Collaboration

Tools

RF Modelling Tools

Job description

SII UK in the United Kingdom is seeking a highly skilled Payload RF Systems Engineer to design, analyze, integrate and validate advanced satellite payloads. You will work across the full project lifecycle to ensure RF system performance meets customer requirements while balancing cost, schedule and quality.

You will collaborate with systems, procurement, manufacturing and test teams, develop RF models and budgets, define architectures, perform link-budget calculations, and contribute to design