Senior RF Engineer

Spire Global · Glasgow, Scotland, United Kingdom · May 22, 2026

Spire Global is a space-powered data and analytics platform that offers unique insights and powerful solutions about Earth from the ultimate vantage point – space – so organizations can act now and plan for the future with confidence, accuracy and speed. Leveraging its proprietary multi-purpose satellite constellation and sophisticated predictive analytics, Spire gives commercial and government organizations an unprecedented competitive advantage to solve their toughest challenges, empowered with knowledge from space. Spire Global is currently embarking on projects that range from the design of advanced satellite communication and navigation systems to RF monitoring constellations. As part of the development of next-generation proprietary communication system, we are seeking a Senior RF Engineer with expertise in RF systems design, RF transceiver, low noise and power amplifier design, antenna arrays, and a solid background in space-based communications, navigation or RF monitoring systems. The ideal candidate will have hands-on experience in high-frequency, high-power RF systems, ultra-sensitive receiver systems, with strong simulation and analytical skills. The candidate will work on designing, analysing, and optimizing advanced RF subsystems for satellite and aerospace applications. The candidate should have strong analytical and problem-solving skills and be able to navigate in a fast-changing dynamic and innovative environment.

Responsibilities:

• Contribute proactively to the design and development of RF subsystems for our next generation of satellite communication, navigation or RF monitoring systems

• Component selection and circuit level design using PCB software (Altium preferred), along with simulation (CST, ADS preferred) where required;including transceivers for UHF, S-, X- and Ka-bands.

• Management of RF modules through production & test

• RF module test and fault-find at bench level, environmental level (EMC and thermal vacuum testing) and spacecraft level

• Lead RF testing, validation, and space qualification efforts for new and existing systems

• Develop test plans, and operational procedures

• Provide technical consultancy support to software engineering, payloads, satellite operations, and manufacturing teams

Requirements:

• BSc, MSc or Ph.D. degree in Telecommunications, Microwave or RF Electronics Engineering

• 5+ years of working experience on design, development and testing of RF systems

• Hands-on RF simulation, design and manufacturing experience and fault-finding during test

• PCB schematic capture and layout for RF circuits

• Experience with laboratory or field RF testing with relevant technical equipment such as Network Analyzer, SignalAnalyzer and Signal Generator

• Tuning of RF circuits to achieve optimal performance

• Proficient in simulation tools (ADS, CST, HFSS, MATLAB)

• Proven track record of promoting cooperation and teamwork

• Proficiency in scripting languages and testing tools (Python preferred).

• Strong background in high-frequency RF systems (e.g., Ku-band, Ka-band)

• End-to-end RF system analysis, simulation, and optimization

• Knowledge of frequency spectrum management

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Company: Spire Global
Location: Glasgow, Scotland, United Kingdom
Job Type: Full-time
Category: RF / Microwave
Posted: May 22, 2026
Source: Original posting ↗

Senior RF Engineer

Responsibilities:

Requirements:

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