Payload RF Systems Engineer — Satellite Communications

Groupe Sii; Portsmouth; On-site; GBP 60,000 - 90,000; Full time

Job summary

SII UK is seeking a highly skilled PAYLOAD RF SYSTEMS ENGINEER to support design, analysis, integration and validation of advanced satellite communications payloads. You will collaborate with multidisciplinary teams across the project lifecycle to ensure RF performance meets customer requirements within constraints.

Responsibilities include RF performance analysis, payload modelling, architecture definition, and collaboration with procurement, manufacturing and test teams.

Qualifications

• Strong RF systems engineering knowledge in satellite/telecommunications domains.
• Expertise in RF analysis, modeling, simulations, and budget calculations.
• Understanding of payload architecture and spacecraft communications systems.
• Experience with frequency planning and RF performance budgeting.

Responsibilities

• Perform RF performance analysis including gain, noise figure, linearity, EIRP, G/T, phase noise, spurious and intermodulation assessments.
• Develop and maintain RF payload models and performance budgets.
• Define payload architectures, frequency plans and equipment specifications.
• Flow customer requirements through to subsystem and equipment level.

Skills

RF systems engineering

RF analysis & budgeting

payload architecture

frequency planning

RF testing & integration

data analysis

technical documentation

stakeholder management

Tools

RF modelling tools

Simulation software

Job description

SII UK is seeking a highly skilled PAYLOAD RF SYSTEMS ENGINEER to support design, analysis, integration and validation of advanced satellite communications payloads. You will collaborate with multidisciplinary teams across the project lifecycle to ensure RF performance meets customer requirements within constraints.

Responsibilities include RF performance analysis, payload modelling, architecture definition, and collaboration with procurement, manufacturing and test teams.