Za miesiąc zaczynam nową pracę.

In Polish, za + a period of time is a very common way to talk about something happening after that amount of time has passed.

So:

• za godzinę = in an hour
• za tydzień = in a week
• za miesiąc = in a month
• za rok = in a year

Here, miesiąc is in the accusative case, but for this noun the accusative looks the same as the nominative, so you still see miesiąc.

Polish often uses the present tense of an imperfective verb to talk about a planned or expected future action, especially when there is already a time expression like za miesiąc.

So zaczynam literally looks like I am starting / I start, but in this sentence it naturally means I’m starting in the future.

This is similar to English sentences like:

• I start my new job next month.
• I’m leaving tomorrow.

Because za miesiąc already makes the time clear, Polish does not need a separate future form here.

Zaczynam is:

• 1st person singular
• present tense
• from the verb zaczynać = to begin / to start

So it means I begin / I am starting / I start.

Related forms:

• zaczynam = I start
• zaczynasz = you start
• zaczyna = he/she/it starts
• zaczynamy = we start
• zaczynacie = you all start
• zaczynają = they start

Because zaczynać usually takes a direct object, and direct objects in Polish often go in the accusative case.

The basic dictionary form is:

• nowa praca = a new job

But after zaczynam you need the accusative:

• zaczynam nową pracę = I’m starting a new job

Both words change because praca is a feminine noun:

• nominative: nowa praca
• accusative: nową pracę

The ending gives it away.

The noun praca is feminine. In the singular:

• nominative: praca
• accusative: pracę

The adjective has to agree with the noun, so:

• nominative: nowa
• accusative: nową

That is why the phrase becomes nową pracę.

Yes, it is grammatically possible, but it is usually less natural in this situation.

Za miesiąc zaczynam nową pracę is the most normal, direct way to say it.

Będę zaczynać is a future form of an imperfective verb, but it often sounds more like you are focusing on the process or duration, not just the event itself. For a simple planned future event, Polish usually prefers the present tense here.

So for most everyday contexts, Za miesiąc zaczynam nową pracę is the best choice.

Yes. Rozpoczynam nową pracę is also correct and means basically the same thing.

The difference is style:

• zaczynam = more common, everyday, conversational
• rozpoczynam = a bit more formal or official

In ordinary speech, most learners will hear and use zaczynam more often.

No, Polish word order is fairly flexible.

Za miesiąc zaczynam nową pracę is a very natural neutral order.

You could also say:

• Zaczynam nową pracę za miesiąc.
• Nową pracę zaczynam za miesiąc.

These all mean roughly the same thing, but the emphasis changes:

• Za miesiąc... puts the time first
• Nową pracę... emphasizes the new job
• Zaczynam... starts with the action

So the original sentence is natural, but not the only possible order.

In Polish, you do not always need to say my when it is obvious from context.

English often says:

• I’m starting my new job

Polish can simply say:

• Zaczynam nową pracę

This naturally means I’m starting a new job or my new job, depending on context.

If you really want to stress my, you could say:

• Zaczynam swoją nową pracę

But that is not necessary in a normal sentence like this.

They are different.

• za miesiąc = in a month / a month from now
• w miesiąc = within a month / in the course of a month

So:

• Za miesiąc zaczynam nową pracę = I start my new job a month from now.
• Nauczyłem się tego w miesiąc = I learned it in a month.

This is an important distinction. Za miesiąc talks about when something will happen. W miesiąc talks about how long it took.

The two unusual letters are ą and ę.

A simple learner-friendly approximation is:

• nową ≈ NO-vong
• pracę ≈ PRA-tseh or PRA-tsen depending on how carefully it is pronounced

More exactly:

• ą is a nasal vowel, often sounding a bit like on/om before some consonants
• ę is also nasal, but at the end of a word it is often pronounced less strongly in everyday speech

You do not need perfect nasal pronunciation immediately. What matters most is recognizing that:

• nowa and nową are different forms
• praca and pracę are different forms

Not always. Praca can mean either:

• work in a general sense
• job

In nowa praca, the most natural English translation is new job.

So in this sentence, pracę is best understood as a new job, not just work in the abstract sense.

A useful way to see it is:

time expression + verb + direct object

So:

• Za miesiąc = time expression
• zaczynam = verb
• nową pracę = direct object in the accusative

This pattern is very common in Polish, and learning to recognize it will help with many other sentences too.