Senior Phonetics Engineer for TTS Prosody

Omilia; Texas; On-site; USD 90,000 - 140,000; Full time

Benefits offered by this job

Fixed compensation

Long-term employment with vacation

Professional development

Apple gear

Job summary

Omilia is seeking a senior linguist to ensure multilingual TTS linguistic and phonetic quality. You will design phoneme inventories, develop pronunciation lexicons, and review audio corpora to support enterprise-grade voice experiences.

Responsibilities include analyzes of American Spanish, documenting prosody and coarticulation, building language profiles for model training, and coordinating with engineers and reviewers to improve synthesis output.

Qualifications

• Must hold an advanced degree in linguistics or related field.
• Experience building pronunciation lexicons or G2P systems.
• Strong knowledge of phonological theory and phonetics.
• Proficiency with IPA and machine-readable phoneme notations.
• Experience with corpus annotation tools.
• Fluency in English and another language relevant to Omilia’s markets.
• Technical skills: Praat, ELAN, Audacity, SSML lexicon formats, basic scripting.

Responsibilities

• Conduct systematic phonological and phonetic analysis for American Spanish.
• Document language-specific features (prosody, stress, tone, coarticulation, dialect variation).
• Produce structured language profiles for TTS model training and evaluation.
• Define and maintain phoneme inventories; map to IPA and TTS conventions.
• Corpus audits and optimal audio references selections for TTS target voice tuning.
• Build and maintain pronunciation lexicons, including G2P rules and exceptions.
• Review and correct machine-generated G2P outputs; conduct pronunciation audits.
• Annotate audio corpora, develop evaluation protocols, and produce error analyses.
• Define linguistic criteria for TTS corpus selection and data collection prompts.
• Collaborate with TTS engineers to integrate linguistic artefacts into synthesis pipelines.
• Contribute to internal documentation and participate in research discussions.

Skills

Phonological analysis

Lexicon development

G2P systems

Linguistic documentation

Python or shell scripting

Education

M.Sc. or Ph.D. in Linguistics/Phonetics/Computational Linguistics

Tools

Praat

ELAN

WebAnno

Phonetisaurus/Sequitur

Audacity

Job description

Omilia is seeking a senior linguist to ensure multilingual TTS linguistic and phonetic quality. You will design phoneme inventories, develop pronunciation lexicons, and review audio corpora to support enterprise-grade voice experiences.

Responsibilities include analyzes of American Spanish, documenting prosody and coarticulation, building language profiles for model training, and coordinating with engineers and reviewers to improve synthesis output.