Sound Engineer (Remote | $30–$70/hr)

Synthires; Greater London; Remote; GBP 31,000 - 73,000; Full time

Job summary

Synthires is seeking experienced Voice Actors and Voice Coaches to support an AI project focused on advanced voice and speech technology. You’ll apply expertise in voice performance, vocal pedagogy, and audio quality to evaluate recordings and provide detailed technical assessments.

No prior AI experience is required; your domain knowledge matters. Responsibilities include analyzing recordings, evaluating vocal quality and prosody, identifying accents, and producing clear reports to support AI

Qualifications

• Experience as voice actor or coach or dialect coach in related fields.
• Strong knowledge of speech analysis, prosody, phonetics and vocal quality.
• Understand resonance, voice placement, phonation, and breath control.
• Experience evaluating audio or recording quality.
• Excellent written communication and attention to detail.
• English proficiency at B2 level or higher.
• Reliable internet and headphones for audio assessment.

Responsibilities

• Analyze speech recordings and provide structured assessments using professional voice terminology.
• Evaluate vocal quality, resonance, phonation, pitch, intonation, rhythm, tempo, and breath support.
• Identify accents, dialects and phonetic characteristics when identifiable.
• Assess emotional tone, energy, articulation, and delivery style.
• Evaluate recording quality, including microphones, devices, room acoustics and environments.
• Produce clear technical reports to support AI voice and speech training.
• Provide objective feedback while maintaining accuracy and confidentiality.

Skills

Voice acting

Voice coaching

Dialect coaching

Vocal pedagogy

Speech analysis

Prosody

Phonetics

Accent variation

Vocal quality

Audio evaluation

Tools

Audio engineering

Acoustic evaluation

Recording equipment

Room acoustics

Job description

We are seeking experienced Voice Actors and Voice Coaches to support an AI project focused on advanced voice and speech technology.

You’ll apply your expertise in voice performance, vocal pedagogy, speech analysis, phonetics, and audio quality to evaluate speech recordings and provide detailed technical assessments. No prior AI experience is required - your domain expertise is what matters.

Key Responsibilities

• Analyze speech recordings and provide structured assessments using professional voice terminology.
• Evaluate vocal quality, resonance, phonation, pitch, intonation, rhythm, tempo, and breath support.
• Identify accents, dialects, phonetic characteristics, and speech patterns when confidently identifiable.
• Assess emotional tone, energy, articulation, and delivery style.
• Evaluate recording quality, including microphones, devices, room acoustics, and recording environments.
• Produce clear technical reports to support AI voice and speech training.
• Provide objective feedback while maintaining accuracy and confidentiality.

Required Qualifications

• Professional background in voice acting, voice coaching, dialect coaching, vocal pedagogy, or a related field.
• Strong knowledge of speech analysis, prosody, intonation, phonetics, accent and dialect variation, and vocal quality.
• Understanding of resonance, voice placement, phonation, and breath control.
• Experience evaluating audio or recording quality.
• Excellent written communication and attention to detail.
• English proficiency at B2 level or higher.
• Reliable internet connection and high-quality headphones for accurate audio assessment.

Preferred Qualifications

• Experience with audio engineering, sound engineering, or acoustic evaluation.
• Experience providing detailed technical vocal analysis.
• Ability to clearly document nuanced observations for technical or AI-focused projects.

Compensation

• Competitive compensation of $30-$70/hour.
• Flexible, remote project-based work.