Звукорежиссёр уже здесь.

In Russian, the verb to be is usually omitted in the present tense.

So where English says:

• The sound engineer is already here

Russian simply says:

• Звукорежиссёр уже здесь

Literally, this is more like:

• Sound engineer already here

This is completely normal Russian.
If you want was or will be, then Russian does use forms of to be:

• Звукорежиссёр был здесь — The sound engineer was here
• Звукорежиссёр будет здесь — The sound engineer will be here

It is in the nominative case, because it is the subject of the sentence.

The basic dictionary form is:

• звукорежиссёр — sound engineer

Since the sentence means The sound engineer is already here, the person being talked about is the subject, so nominative is exactly what you would expect.

Уже usually means already.

In this sentence, it shows that the person has arrived by now:

• Звукорежиссёр уже здесь — The sound engineer is already here

Its position is fairly natural here, between the subject and здесь. Russian word order is flexible, so you may also hear:

• Уже звукорежиссёр здесь
• Здесь уже звукорежиссёр

But these alternatives can sound marked, poetic, or context-dependent.
For a neutral sentence, Звукорежиссёр уже здесь is very natural.

Yes, you often can. Both здесь and тут can mean here.

• Здесь is slightly more neutral or standard
• Тут is often a bit more conversational

So both of these are possible:

• Звукорежиссёр уже здесь
• Звукорежиссёр уже тут

In many everyday situations, the difference is small. Learners usually do well by treating them as near-synonyms at first.

The word is pronounced with stress on the final ё:

• звукорежиссёр → roughly zvuka-reezhis-SYOR

A few useful pronunciation points:

• звуко- sounds like zvu-ka
• режиссёр has stress on сёр
• The letter ё is always stressed when written

In normal printed Russian, ё is sometimes replaced by е, so you may see:

• звукорежиссер

But the pronunciation is still звукорежиссёр.
For learners, it is very helpful when ё is written explicitly.

Yes, it is one word.

It is made from:

• звук — sound
• режиссёр — director / producer / director-like specialist

So звукорежиссёр literally means something like sound director, but in actual usage it means sound engineer or audio engineer, depending on context.

Russian often forms compound professional nouns this way.

Yes, Russian allows different word orders, but the emphasis changes.

• Звукорежиссёр уже здесь — neutral, straightforward
• Здесь уже звукорежиссёр — emphasizes here
• Уже здесь звукорежиссёр — can sound more marked, depending on context

Because Russian uses word order more flexibly than English, moving words often changes focus rather than basic meaning.

If you are unsure, the original order is the safest neutral choice.

Usually it is a very good translation, but the exact job can depend on context.

Звукорежиссёр can refer to someone who handles sound in:

• recording
• broadcasting
• film
• theater
• live events

Depending on the situation, English might use:

• sound engineer
• audio engineer
• sometimes sound director in a more literal sense

So sound engineer is usually the best general translation for learners, even though the real job title may vary a little by context.

Russian has no articles like a or the, so звукорежиссёр by itself does not explicitly show that distinction.

Whether you translate it as:

• The sound engineer is already here
• A sound engineer is already here

depends on context.

In many situations, the sound engineer is the most natural translation, because the speaker usually has a specific person in mind. But Russian itself does not use a separate word for the.

It is neutral in style.

Nothing in Звукорежиссёр уже здесь is especially formal, slangy, or literary. It would sound natural in many everyday contexts, such as:

• at a studio
• before an event
• during filming
• in a workplace conversation

So it is a very normal, practical sentence.