Senior Test Engineer

Senior Test Engineer
Location:         Horsham
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