Production Sound Mixer

The Production Sound Mixer is the head of the on-set sound department. Captures dialogue + ambient sound during the shoot, runs the mix bag, manages radio mic deployment, and delivers production sound to post.

What the role does

• Designs the production sound approach for each scene — mic placement, capture strategy
• Operates the mix bag — multi-track recorder + mixer combining boom + radio mics
• Manages radio microphone deployment on cast — placement, signal quality, frequency coordination
• Supervises the First Assistant Sound (Boom Operator) (boom op), Second Assistant Sound, Playback Engineer, Sound Trainee
• Coordinates with 1st Assistant Director (1st AD) on set noise levels + call-quietness
• Delivers production sound files + reports to post each shoot day

Position

Reports operationally to 1st Assistant Director (1st AD) on set; delivers to the editor + sound editor in post. Supervises the on-set sound team.

Career progression

SI Competency Framework Level 5 — HoD. Path: Sound Trainee → Second Assistant Sound → First Assistant Sound (Boom Operator) (boom op) → Production Sound Mixer.

Working pattern + guild

Freelance, prep + shoot. Institute of Professional Sound equivalent representation; Screen Guilds of Ireland affiliation through the broader Sound recognition.

How Togra supports this

Sound-department deliverables appear on the deliverables register per shoot day, with sound report logging.