This is not a grammatically correct sentence, it is a fragment. It does not have a subject or a main verb.
Here are some modifications that have subjects and main verbs:
- I was starting a position in a company that I had no real background in.
- Starting a position in a company that I had no real background in made me nervous.
Parts of Speech
Starting a position in a company that I had no real background in
- Starting (depends on the grammar of the sentence. This could either be a participle (verb) or a gerund (noun) See this article for more information.)
- had - To have is the basic form of this verb. Had is the past tense of have. It means "Owned" or "possessed" so "I had two dogs" means "I owned two dogs in the past."
Adjectives / Adverbs