Human Language Technology Developer

Leidos is posting for an immediate fill position for a HLT Developer. The HLT Developer will implement strategic objectives to ensure that the HLT project is in line with program, corporate, and customer technical requirements and goals. The HLT Developer will perform horizontal integration planning with other functional areas and ensure HLT testing, solutions and schedules are implemented in a timely manner.

The HLT Developer will be responsible for the execution of multiple initiatives to refresh and expand the HLT solutions.

• Develop applications, writing and maintaining source code, applying frameworks involved in a software release, developing APIs to improve workflow and integrate new resources into existing HLT / AI tools.
• Design bespoke technical solutions to process challenging or unfamiliar data types.
• Recommend, develop, evaluate, and integrate Human Language Technology (HLT) capabilities
• Provide technical leadership to cross-functional teams in developing AI and HLT solutions.
• Analyze language processing needs and recommend innovative solutions for cost and labor efficiency.
• Innovate and prototype HLT systems or components based on priority workflow and operational mission needs.
• Recommends and develops new technical solutions, products, and/or standards in support of program strategy and operations.
• Evaluate technology solutions in the context of mission data and workflow needs, providing actionable recommendations.
• Convey complex ideas to non-technical audiences through briefings and/or white papers.
• Be a leading voice on HLT within the customer and Leidos organization.
• Be an HLT mentor to all new program employees.
• Integrate Leidos technology to program HLT efforts as appropriate.
• Work across the program and with the customer to ensure consistent, quality translation, interpretation, and transcription support through HLT initiatives.

At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $17.2 billion for the fiscal year ended January 2, 2026. For more information, visit

Original Posting:
October 21, 2026

• Active TS/SCI with Polygraph BS degree and at least 12 years of prior relevant experience or Masters with at least 10 years of prior relevant experience.
• May possess a Doctorate in technical domain.
• 3+ years of demonstrated knowledge of community translation fundamentals and standard operating procedures
• Recent experience deploying and training machine learning models.
• Proven ability to work independently and make good decisions with minimal direction.
• Experience working with large, complex data sets.
• Experience working with deep learning tools, like PyTorch or Tensor Flow.
• Proficiency with modern programming languages such as Reactjs, Nodejs, JavaScript/Type Script, Python, bash command-line tools.
• Proficiency with PostgreSQL and SQL database migrations, Schema design, indexing, query optimization.
• Knowledge of various machine learning methodologies and frameworks like NLTK or Spa Cy.
• Solid understanding of linguistics, grammar, syntax, and the nuances of human language.
• Ability to analyze complex linguistic challenges and develop creative, technical solutions.
• Knowledge of and experience in prototyping/developing human language technology components/systems.
• Abili…