Senior Cathodic Protection Engineer ICorr Level 4 in the Buried, Marine, Concrete and Internals Sectors to BS EN ISO 15257:2017.


There are no training course for Senior Cathodic Protection Engineer Level 4, training is by experience, in particular of detailed design and complex field work, which is expected to be directed by existing Level 4 personnel. Certification is by Peer Review and Interview


Preparation for certification at level 4 may be by, for example:

  • completing a relevant engineering or scientific degree or period of post graduate education at a reputable school of higher education.
  • attending training courses, conferences or seminars (such as those organised by established industrial or independent associations including in-house courses).
  • studying scientific or engineering text books, periodicals, and other specialised materials.


The applicant shall take an exam, submit documentary evidence of training, experience, theoretical knowledge and practical skills in cathodic protection and attend a professional review interview to enable assessment to be made.

ISO L4 Application form All Sectors

ISO L4 Application Guidance Notes

Certification enquiries

For all queries regarding Certification and Re-Certification please access the Institute of Corrosion web site:   All Certification and Re-Certification Application Forms along with Guidance Notes can be downloaded from this page.

If you need any specific assistance please contact the Institute of Corrosion at Corrosion House at Tel:  + 44 (0)1604 438222 or Email: