Questa mansione mi piace, ma richiede più esperienza.

Because mansione is a feminine singular noun, so the demonstrative adjective must agree with it.

• questo = this, for masculine singular nouns
• questa = this, for feminine singular nouns

So:

• questo lavoro = this job
• questa mansione = this role / this set of duties

Italian adjectives and determiners usually have to match the noun in gender and number.

Mansione usually means role, duty, task, or job function. It is not always exactly the same as job in the broad sense.

In many contexts:

• lavoro = job / work
• posto = position / job post
• mansione = the specific role or duties involved in a job

So questa mansione suggests this role or this position, especially with attention to what the person is expected to do.

Because piacere works differently from the English verb to like.

In Italian, the thing that is liked is the subject of the verb, and the person who likes it is expressed indirectly.

So:

• Mi piace questa mansione literally works like This role is pleasing to me
• mi = to me
• piace = is pleasing / pleases

That is why Italian uses:

• Mi piace il film = I like the movie
• Mi piacciono i film italiani = I like Italian movies

English and Italian organize this idea differently.

Because the subject is singular: questa mansione.

With piacere, the verb agrees with the thing liked:

• Questa mansione mi piace = I like this role
• Queste mansioni mi piacciono = I like these roles

So:

• singular noun -> piace
• plural noun -> piacciono

Mi means to me here.

It is an indirect object pronoun used with piacere:

• mi = to me
• ti = to you
• gli / le = to him / to her
• ci = to us
• vi = to you all
• gli = to them

Examples:

• Mi piace = I like it
• Ti piace? = Do you like it?
• Ci piace molto = We like it a lot

So mi piace literally means it pleases me.

Richiede is the third-person singular present tense of richiedere, which means to require, to call for, or sometimes to demand.

Here it agrees with questa mansione, which is singular:

• questa mansione richiede = this role requires

A few related forms:

• richiedo = I require
• richiedi = you require
• richiede = he/she/it requires
• richiedono = they require

In this sentence, richiede means that the role needs a certain level of experience.

Because Italian often leaves out subject pronouns when they are already clear from the verb form or context.

So instead of saying:

• Questa mansione mi piace, ma essa richiede più esperienza

Italian normally just says:

• Questa mansione mi piace, ma richiede più esperienza

The subject is still understood to be questa mansione.

This is very common in Italian and is one of the biggest differences from English.

Because più can directly modify a noun to mean more of something.

So:

• più esperienza = more experience
• più tempo = more time
• più soldi = more money

You do not use di in this structure.

You use di in other kinds of comparisons, such as:

• più interessante di questo = more interesting than this
• più esperienza di me = more experience than me

But in richiede più esperienza, più is simply quantifying the noun esperienza.

Because esperienza here is being used in a general, uncountable sense, like experience in English.

So Italian naturally says:

• richiede esperienza = it requires experience
• richiede più esperienza = it requires more experience

Adding an article would usually change the nuance:

• richiede l’esperienza di... = it requires the experience of...
• un’esperienza often means a specific experience or event, not general professional experience

So in this sentence, no article is the most natural choice.

Ma means but.

It connects two ideas that contrast with each other:

• Questa mansione mi piace = I like this role
• ma richiede più esperienza = but it requires more experience

So the sentence expresses a positive feeling followed by a limitation or obstacle.

It is very normal and natural here.

In Italian, a comma before ma is often used when two full ideas are being contrasted, especially if there is a clear pause:

• Questa mansione mi piace, ma richiede più esperienza.

You may sometimes see sentences without the comma in less formal writing, but here the comma is standard and helps readability.

Yes. That would also be correct, but the nuance is slightly different.

• questo lavoro = this job
• questa mansione = this role / this set of duties

Lavoro is broader and more general.
Mansione sounds more specific and often refers to the function or responsibilities within a job.

So both work, but mansione is a bit more precise.

Yes, very often that is the implied meaning.

The sentence literally says only:

• it requires more experience

But in context, it often means:

• it requires more experience than I currently have
• it requires more experience than is expected at my level

Italian often leaves that comparison unstated when it is obvious from context.

If both the demonstrative and noun become plural, the verb with piacere must also become plural.

For example:

• Queste mansioni mi piacciono, ma richiedono più esperienza.

Changes:

• questa -> queste
• mansione -> mansioni
• piace -> piacciono
• richiede -> richiedono

That is because both verbs now refer to a plural subject.