ISO 27K Competences

ISO 27001 does not prescribe the CISO role, neither the competencies required to run an ISMS, but considering the requirements o the standard, if you have a CISO in your organization, you should consider at least these areas of competencies:
- Standard: knowledge of ISO 27001 standard
- Compliance: to identify interested parties and their requirements
- Documentation: for the development of policies and procedures
- Risk Management: to teach and guide employess during risk assessment and risk treatment process
-Human resources management: to provide awareness and training activities

These articles will provide you further explanation about CISO role and competencies:
- Chief Information Security Officer (CISO) – where does he belong in an org chart? https://advisera.com/27001academy/blog/2012/09/11/chief-information-security-officer-ciso-where-does-he-belong-in-an-org-chart/
- What is the job of Chief Information Security Officer (CISO) in ISO 27001? https://advisera.com/27001academy/knowledgebase/what-is-the-job-of-chief-information-security-officer-ciso-in-iso-27001/