Careers in Speech Recognition

Job Description — Speech Scientists

If you are an experienced speech scientist/computational mathematician with a passion to be at the forefront of creating next generation natural language and speech technology within a vibrant and thriving environment, LumenVox would like to know about you. We are looking for remarkable individuals with experience in current speech algorithms, signal processing and existing speech systems. Experience with Statistical Language Modeling (SLM), Natural Language Processing (NLP) and/or Information Retrieval (IR) is highly desired.

This dynamic position requires exceptional abilities to push technical boundaries within our world-class products. Only highly skilled and motivated individuals will be considered for this pivotal position.


  • Program primarily in C++, including software engineering, algorithms and API design
  • Work effectively within a small team of speech recognition experts, mathematicians, DSP engineers and client-server architects to identify, solve, and test bottlenecks in accuracy and performance
  • Extend and maintain a large-scale, carrier grade automatic speech recognition system and related products
  • Convey detailed documentation of all designs and procedures
  • Interact with customer support, QA and marketing teams to identify new features and potential bugs
  • Actively develop enhancements to acoustic modeling mechanisms
  • Researching and implementing state of the art features into our commercial products and training clusters
  • Improve performance of language models and decoder algorithms


  • Extensive background in statistical probability theory, speech algorithms, HMM, GMM, FST, acoustic modeling and advanced machine learning techniques
  • Experience in Statistical Language Modeling (SLM), Natural Language Processing (NLP) and/or Information Retrieval (IR) is highly desired
  • Solid programming experience in C/C++, specifically runtime analysis, and design
  • Able to solve real–world problems using cutting–edge ideas and independent research
  • Able to read, adapt and implement ideas and algorithms from journals and papers
  • Able to transfer technical knowledge to peers and management, as well as novices
  • Knowledge of mainstream speech recognition software, DSP theory, feature extraction, scripting and parsing techniques

How to Apply

  1. Qualified Candidates please submit resume to LumenVox via email
  2. If qualified, a phone interview will be requested and scheduled
  3. If applicable, an in-person interview will then be scheduled to meet with department heads
  4. A second in–person interview may be requested and new-hire paperwork completed
  5. Offer of employment will be contingent upon clean results of a random drug screening and background check

About LumenVox

As a rapidly growing, premier developer of Speech Recognition software products, LumenVox constantly challenges its team. LumenVox creates carrier grade speech automation software and provides related services to design, develop, deploy, and tune speech applications. Our software allows hundreds of contact centers, platform providers, IVR developers, system integrators and IP-PBX vendors create cost-effective and reliable speech applications. LumenVox technology is used by companies like Verizon, GM, Toyota, Kmart, Aussie Post, British Telecom, government agencies, banks, telecom providers, 511 operations and over 2,000 resellers and developers. LumenVox is a drug free workplace.

LumenVox believes in supporting team members by offering competitive salaries, great benefits, a relaxed dress code, and above all, a creative and lively work environment. LumenVox is currently seeking the best and brightest software developers, speech recognition experts, quality assurance engineers, and salespeople to work in the dynamic and growing field of speech recognition.

© 2018 LumenVox, LLC. All rights reserved.