Generative AI Engineer

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Why choose between doing meaningful work and having a fulfilling life? At MITRE, you can have both. That's because MITRE people are committed to tackling our nation's toughest challenges—and we're committed to the long‑term well‑being of our employees. MITRE is different from most technology companies. We are a not‑for‑profit corporation chartered to work for the public interest, with no commercial conflicts to influence what we do.

The R&D centers we operate for the government create lasting impact in fields as diverse as cybersecurity, healthcare, aviation, defense, and enterprise transformation. We're making a difference every day—working for a safer, healthier, and more secure nation and world. Our workplace reflects our values. We offer competitive benefits, exceptional professional development opportunities for career growth, and a culture of innovation that embraces adaptability, collaboration, technical excellence, and people in partnership.

If this sounds like the choice you want to make, then choose MITRE—and make a difference with us.

MITRE's Human Language Technology (HLT) Department works across the full range of US Government agencies to provide language processing solutions to address complex mission needs for our sponsors.

Our work provides opportunities to apply language processing solutions to real‑world challenges and to research and prototype new methods.

We are looking for highly motivated, adaptive, and self‑directed candidates to perform research, development, engineering, evaluation, and integration in the area of generative artificial intelligence (GenAI), with particular emphasis on leveraging large language models (LLMs) to support a diverse set of mission needs across MITRE's sponsor base.

We are looking for expertise in areas such as LLMs, machine learning, model training and deployment, model evaluation, retrieval‑augmented generation (RAG) systems, Graph

RAG, MLOps, fine‑tuning models and prompt engineering.

• Work in and provide technical leadership to cross‑functional teams to develop and implement generative AI solutions and prototypes, including capabilities that leverage large language model (LLM) technology
• Analyze sponsor mission needs and recommend innovative prototypes and solutions that leverage cutting‑edge generative AI technologies
• Fine‑tune and optimize models to improve model performance and to support real‑world mission needs across MITRE's sponsor base
• Evaluate technology solutions in the context of mission data and workflow needs, and provide actionable recommendations for improving the performance of models and/or components
• Convey complex ideas to non‑technical audiences through briefings and/or white papers
• Lead or contribute to small teams to solve technical challenges by applying GenAI capabilities
• Leverage MITRE's Federal AI Sandbox (NVIDIA DGX Super Pod hardware) and AI Platform to support research, development and evaluation of generative AI capabilities

• 5+ years of related experience with a Bachelor's degree in computer science, engineering, linguistics, or related disciplines; or a Master's degree in computer science, engineering, linguistics, or related disciplines.
• Demonstrated recent experience with LLM technology and applications
• Knowledge of and experience in prototyping/developing human language technology components/systems
• Ability to apply state‑of‑the‑art machine learning and LLM techniques to real‑world problems
• Ability to work independently and learn new technologies, methods, processes, frameworks/platforms, and systems
• Experience with programming languages such as Java or Python
• Excellent written and verbal communication skills to articulate challenging technical concepts to both lay and expert audiences
• Ability to obtain and maintain a US government security clearance within one year from date of hire
• This position requires a minimum of 50% hybrid on‑site

• Prior work experience, including summer internships, in positions requiring the use of LLM and generative AI technologies
• Hands‑on experience in the development/prototyping of HLT systems or components
• Active DOD security clearance

Required minimum clearance:
None.

Clearance needed within one year:
Secret.

$120,500 – $150,500 – $180,500 Annual

Hybrid

All qualified applicants will receive consideration for employment without regard to disability, status as a protected veteran or any other status protected by applicable federal, state, local or international law.

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.