Leidos

Human Language Technology Developer

Leidos
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1 day ago
Reston, VA, USAStaff+
H1B sponsor

Base Salary

$131k - $237k/yr

Responsibilities

  • Develop and maintain software applications, source code, frameworks, and APIs for HLT and AI tools.
  • Design, prototype, evaluate, and integrate human language technology capabilities for complex data and mission workflows.
  • Deploy and train machine learning models and apply machine learning techniques to language-processing challenges.
  • Provide technical leadership to cross-functional teams and lead multiple HLT solution initiatives.
  • Analyze linguistic and workflow needs and recommend innovative, cost- and labor-efficient technical solutions.
  • Support translation, interpretation, and transcription capabilities across program and customer environments.
  • Communicate complex technical concepts through briefings and white papers and mentor new program employees.

Requirements

  • Active TS/SCI clearance with Polygraph.
  • Bachelor's degree with at least 12 years of relevant experience, or a master's degree with at least 10 years of relevant experience; a doctorate in a technical domain may also qualify.
  • At least 3 years of demonstrated knowledge of community translation fundamentals and standard operating procedures.
  • Recent experience deploying and training machine learning models and working with large, complex datasets.
  • Experience with deep learning tools such as PyTorch or TensorFlow.
  • Proficiency with React, Node.js, JavaScript/TypeScript, Python, and Bash command-line tools.
  • Proficiency with PostgreSQL, SQL database migrations, schema design, indexing, and query optimization.
  • Knowledge of machine learning methodologies and frameworks such as NLTK or spaCy.
  • Understanding of linguistics, grammar, syntax, and human-language nuances, with experience developing HLT components or systems.
  • Preferred qualifications include foreign-language proficiency, greenfield software development, FastAPI, machine translation or OCR language models, AI model fine-tuning, AI training datasets, containerization, AWS, RAG pipelines, LangChain, and LangGraph.
Leidos

About Leidos

10,000+ employees

Leidos builds and operates technology and engineering solutions for defense, intelligence, civil, and health agencies, including systems integration, cyber, enterprise IT, sensors, and healthcare IT. It primarily sells through government contracts and long-term programs, plus managed services and mission software. Founded in 1969 and headquartered in Reston, Virginia, Leidos is a Fortune 500 public company on the NYSE; customers include U.S. defense and intelligence agencies and civil bodies such as the FAA.

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