Qualifications improve your chances; they do not gate the job. Level 3 is the most recognised.
Level 3 most recognisedOpen entry
Your route in
Employers typically expect around L2
1
Qualifications employers recognise (Level 3)
Any of these strengthens your application.
2
Where this can take you
Progress to number-one mechanic or chief mechanic with a race team, or on to motorsport engineering via an HNC or degree.