L1a for functional managers

[lash123]

Can some one share experience of applying L1A for functional manager role. I am in a team manager role and moving to a role which will not have a direct team. Which visa type is appropriate L1a or L1B

[Horatio.tw]

Hi,

I've read the article below and I have a question about the L1A visa.
https://www.immihelp.com/l1-visa-based-greencard/

My question is:
Is first-level team leader regarded as managerial/executive position?

The first-level team leader here...