SMB stands for small to midsize business. If I was using 'SMB' on my resume, what would be more appropriate to use before 'SMB'.
- in a SMB environment
or
- in an SMB environment
How do I know how the reader will read it? Some read the letters out loud which would produce the "ess" sound which would require the "an" but someone else who knows what it stands for, (which I hope is everyone) will be expecting the preceding word to be "a".