Test Operator

Deadline: 31st August 2021



Job Title: Test Operator
Line Manager: Principal Engineer – Development
Location: Shoreham-by-Sea
Standard Working Hours: 40 hours per week, Monday to Friday inclusive
Salary Range: Grade A: £10 per hour, Grade B: £11 per hour, Grade C: £12 per hour
Holiday Entitlement: 25 days per annum
Benefits: Company Pension Scheme, EAP (employee assistance programme), Free Beverages, Work Uniform, Discounted Gym Membership, Discounted Eye wear and Free Eye Test, Ride to Work Scheme, Electric Car Charging, Free Parking On-site.

We are currently recruiting a Test Operator to join the test and Development department at our headquarters in Shoreham-By-Sea.

Over the last 13 years, Cox Powertrain have been on a mission to deliver a revolutionary new concept in ultra-lightweight diesel engines with their market revolutionising CXO300. Since 2007, Cox has successfully raised over £120 million of private investment, to bring the outboard from a dream to a reality. Having begun production in May 2020, the CXO300 is becoming hugely popular in the market and demand is on the rise.


  • Assist the set-up of tests to specification including component rig test, engine dyno and full outboard testing
  • Carrying out tests to predefined test procedures
  • Supporting vessel tests at customer/partner locations
  • Support the reporting of test results
  • Supporting the development of new test methods
  • Supporting the maintenance and improvement of test facilities
  • To maintain a clean and safe working
  • Good knowledge of a test environment
  • Flexibility to travel both within the UK and internationally as required
  • Able to proactively identify issues and support problem solving activities


  • Work in a safe manner in accordance with the Company’s Health and Safety procedures
  • Support off-site activities such as vessel testing
  • Manage time and prioritise tasks to ensure delivery of objectives
  • Present information clearly and concisely through written and verbal communication
  • IT literate and proficient with all Microsoft software and other test control packages
  • Good knowledge of a test environment
  • Flexibility to travel both within the UK and internationally as required
  • Able to proactively identify issues and support problem solving activities



  • HNC/D or equivalent in a relevant Engineering subject
  • Experience of powertrain test set-up and execution
  • Experience in an engine test environment
  • Ability to follow procedures accurately and safely


  • Experience of marine powertrain development activities
  • Experience of diesel engine specific development.
  • Test cell operation using Sierra CP Engineering CADET test cell control systems.
  • Operation of small powered marine craft


With a global reach of over 100 territories, you will be joining a business that puts innovation at the forefront of everything we do and aim to be leaders in our field. To achieve this, we are always on the lookout for new talent to join our team.

Join the team and be a part of revolutionising the marine industry!



Cox Powertrain is a privately owned engineering company based in Shoreham by Sea. Cox have spent the past decade developing a ground-breaking new engine, supported by £120m of private investment, for marine industry which is disrupting the global marine market. Cox Powertrain have over 150 permanent employees, with strong connections with the automotive industry.

The core engine module is a V8, 4-stroke turbo charged diesel with a capacity of 4.4ltr litres that delivers up to 300 hp (224kW) per module.  Principal benefits are increased responsiveness combined with reduced size, mass and parts count when compared with conventional diesels of similar power output and improved fuel efficiency and storage safety compared to gasoline engines of similar power output.