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Permanent

Principal System Test Engineer

Yoh
Chilworth
money-bag £75000 Annual
Posted: 21 August 2026 (Today)
Closing date: 20 September 2026
Ref: 3159781665

Principal System Test Engineer Southampton Hybrid Working Competitive Salary + Bonus + Benefits Not all test roles are created equal. Some involve executing test plans that somebody else has written. This isn''t one of them. We''re working with a company developing advanced 5G and satellite communications technology. They''re looking for a Principal System Test Engineer who can bridge the gap between specification, system architecture and real-world performance. You''ll be the person asking: "How should this system behave?" not simply: "Did it pass the test?" Working closely with development, architecture and product teams, you''ll define test strategies, develop automated test capability and help ensure complex wireless systems perform as expected in real-world environments. The Opportunity Define and implement system-level test strategies for advanced wireless communications products. Develop Python-based automated test frameworks and test capability. Work with RF equipment and wireless systems to investigate performance, diagnose issues and validate behaviour. Collaborate with engineers, architects and customers to translate requirements into meaningful test coverage. What We''re Looking For Strong understanding of wireless communications systems, ideally within 4G, 5G, NTN or related technologies. Experience interpreting specifications and translating requirements into practical test methodologies. Python development skills and experience building automated test ..... full job details .....

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