Location: Hailsham
Job Type: Permanent
A high-growth clean energy engineering business is seeking a Senior Test Engineer to take ownership of complex test and validation activities supporting advanced electro-mechanical systems.
This Senior Test Engineer position sits at the centre of product development, working across engineering teams to deliver structured, high-quality testing that directly influences product performance, reliability, and commercial deployment.
As a Senior Test Engineer, you will be responsible for executing verification and validation programmes, commissioning test rigs, analysing data, and leading fault-finding investigations. You will also play a key role in improving test processes, developing documentation, and mentoring junior engineers.
This role suits a hands-on Senior Test Engineer who enjoys working with real hardware, solving technical problems, and taking ownership of test outcomes in a structured engineering environment.
Key responsibilities
Execute verification, validation, and development testing activities
Prepare, commission, and operate test stands and rigs
Analyse test data, identify trends, and produce detailed reports
Lead fault-finding and root cause investigations on complex systems
Develop test procedures, SOPs, and risk assessments
Support test planning, scheduling, and continuous improvement
Collaborate with design and systems teams on test capability development
Provide technical guidance and mentoring to junior engineers
Requirements
Degree in Mechanical Engineering, Electrical/Electronic Engineering, Physics or similar
Several years experience in a hands-on test or validation role
Strong experience with test rigs, instrumentation, and data analysis
Proven fault-finding and root cause investigation capability
Ability to read and interpret mechanical drawings, schematics, and P&IDs
Experience producing technical reports and presenting findings
Familiarity with safety tools such as HAZOP, HAZID, FMEA or similar
Ability to manage workloads and deliver against multiple priorities
Desirable
Experience with electro-mechanical systems, energy systems, or complex hardware
Exposure to thermodynamics, efficiency calculations, or heat balances
Experience working in R&D or product development environments
What this role offers
Exposure to advanced engineering technology with real-world impact
A technically challenging environment with strong engineering standards
Opportunity to influence test strategy and system performance
Clear progression into senior technical or leadership roles