LLMs jobs in McLean, VA

Arlington, Virginia

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Today

About the Organization Now is a great time to join Redhorse Corporation. We are a solution-driven company delivering data insights and technology solutions to customers with missions critical to U.S. national interests. We're looking for thoughtful, skilled professionals who thrive as trusted partners building technology-agnostic solutions and want to apply their talents supporting customers with difficult and important mission sets. Join the Team Building the Future of AI for National Security

Sponsored

Full-time

Applied Researcher 5 (AI Foundations, LLM Core and Agentic AI)

McLean, Virginia

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Today

Applied Researcher 5 (AI Foundations, LLM Core and Agentic AI) At Capital One, we are creating trustworthy and reliable AI systems, changing banking for good. For years, Capital One has been leading the industry in using machine learning to create real-time, intelligent, automated customer experiences. From informing customers about unusual charges to answering their questions in real time, our applications of AI & ML are bringing humanity and simplicity to banking. We are committed to building

Full-time

Applied Researcher 4 (AI Foundations, LLM Core and Agentic AI)

McLean, Virginia

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Today

Applied Researcher 4 (AI Foundations, LLM Core and Agentic AI) At Capital One, we are creating trustworthy and reliable AI systems, changing banking for good. For years, Capital One has been leading the industry in using machine learning to create real-time, intelligent, automated customer experiences. From informing customers about unusual charges to answering their questions in real time, our applications of AI & ML are bringing humanity and simplicity to banking. We are committed to building

Full-time

Applied Researcher 4 (AI Foundations, LLM Customization and Finetuning)

McLean, Virginia

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Today

Applied Researcher 4 (AI Foundations, LLM Customization and Finetuning) At Capital One, we are creating trustworthy and reliable AI systems, changing banking for good. For years, Capital One has been leading the industry in using machine learning to create real-time, intelligent, automated customer experiences. From informing customers about unusual charges to answering their questions in real time, our applications of AI & ML are bringing humanity and simplicity to banking. We are committed to

Full-time

AI Engineer 4 (AI Foundations, LLM Core and Agentic AI)

McLean, Virginia

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Today

AI Engineer 4 (AI Foundations, LLM Core and Agentic AI) At Capital One, we are creating responsible and reliable AI systems, changing banking for good. For years, Capital One has been an industry leader in using machine learning to create real-time, personalized customer experiences. Our investments in technology infrastructure and world-class talent ? along with our deep experience in machine learning ? position us to be at the forefront of enterprises leveraging AI. From informing customers a

Full-time

AI Engineer 5 (AI Foundations, LLM Core and Agentic AI)

McLean, Virginia

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Today

AI Engineer 5 (AI Foundations, LLM Core and Agentic AI) At Capital One, we are creating responsible and reliable AI systems, changing banking for good. For years, Capital One has been an industry leader in using machine learning to create real-time, personalized customer experiences. Our investments in technology infrastructure and world-class talent ? along with our deep experience in machine learning ? position us to be at the forefront of enterprises leveraging AI. From informing customers a

Full-time

AI Engineer 5 (FM Hosting, LLM Inference)

McLean, Virginia

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Today

AI Engineer 5 (FM Hosting, LLM Inference) At Capital One, we are creating responsible and reliable AI systems, changing banking for good. For years, Capital One has been an industry leader in using machine learning to create real-time, personalized customer experiences. Our investments in technology infrastructure and world-class talent ? along with our deep experience in machine learning ? position us to be at the forefront of enterprises leveraging AI. From informing customers about unusual c

Full-time

AI/LLM Developer

Arlington, Virginia

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Today

Residency All applicants must currently reside in the United States Overview BigBear.ai is seeking a Mid-Level AI/LLM Developer to support the development and implementation of AI-focused initiatives and pilot efforts supporting the Transportation Security Administration (TSA). This role will contribute to the development of AI-enabled capabilities from concept through implementation and will work closely with technical and functional teams to design, develop, test, integrate, and deploy solut

Full-time

AI Engineer 4 (AI Foundations: LLM Customization, Finetuning, Reinforcement Learning)

McLean, Virginia

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Today

AI Engineer 4 (AI Foundations: LLM Customization, Finetuning, Reinforcement Learning) At Capital One, we are creating responsible and reliable AI systems, changing banking for good. For years, Capital One has been an industry leader in using machine learning to create real-time, personalized customer experiences. Our investments in technology infrastructure and world-class talent ? along with our deep experience in machine learning ? position us to be at the forefront of enterprises leveraging

Full-time

AI Engineer 5 (AI Foundations: LLM Customization, Finetuning, Reinforcement Learning)

McLean, Virginia

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Today

AI Engineer 5 (AI Foundations: LLM Customization, Finetuning, Reinforcement Learning) At Capital One, we are creating responsible and reliable AI systems, changing banking for good. For years, Capital One has been an industry leader in using machine learning to create real-time, personalized customer experiences. Our investments in technology infrastructure and world-class talent ? along with our deep experience in machine learning ? position us to be at the forefront of enterprises leveraging

Full-time

Python Developer - AWS, AI, LLM - ZL

Remote

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Today

Python Developer - AWS, AI, LLM Hybrid - Reston, VA OR Washington, DC Description: This position is on site at RTC or MTC. Design, develop, and maintain scalable data pipelines and ETL/ELT processes using Python and SQL. Develop and optimize complex SQL queries, stored procedures, and database objects to support reporting, analytics, and AI-driven use cases. Perform source-to-target data mapping and execute comprehensive data quality validation to ensure data integrity, accuracy, and consistency

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Full-time

Depends on Experience

Principal/Staff Data Scientist, GenAI/LLM Evaluation, Long-Term Contract

Remote

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Today

Principal/Staff Data Scientist, GenAI/LLM Evaluation Our direct client, a prestigious global firm, is creating a new advanced-technology organization. They are standing up AI evaluation as a first-class function and need a genuinely senior leader to build it. The firms products and agents will do various business functions which must be auditable. The standard is correct results every time, not good enough for a personal assistant. Because large language models are probabilistic, this takes re

Easy Apply

Contract

Depends on Experience

LLM Application Engineer, Artificial Intelligence (AI) Required, Work From Home - M

Remote

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Today

LLM Application Engineer, Artificial Intelligence (AI) Required, Work From Home As an LLM Application Engineer, you will build the intelligence layer that powers the AI experiences. You will work at the intersection of Large Language Models (LLMs), software engineering, and product designing agent workflows, improving model behavior, and turning Artificial Intelligence (AI) capabilities into reliable user experiences. You will own problems end-to-end, from understanding user needs, designing A

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Full-time

$130,000 - $175,000

Entry Level Software Engineer

McLean, Virginia

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2d ago

Position Summary We are looking for a motivated and curious Software Engineer to support our AI and innovation initiatives. This role is ideal for students or entry level candidates who are passionate about Artificial Intelligence, Large Language Models (LLMs), Generative AI, and emerging technologies. The intern will assist with AI research, prompt engineering, experimentation, market analysis, and prototype development while working closely with senior technical and business teams. Key Respons

Easy Apply

Full-time

$60,000 - $70,000

AI / Machine Learning / Large Language Model Engineer - Pipeline

Fort Meade, Maryland

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Today

TS/SCI FS poly required. *This is a pipeline position for an anticipated new contract, with staffing expected to begin in November 2026. Employment opportunities are contingent upon final staffing requirements. Applications are being accepted in advance to identify qualified candidates for potential openings.* Description Focuses on the development and implementation of artificial intelligence, machine learning, and large language model systems. This involves designing, building, and deploying

Full-time

Software Engineer (LLM)

Fort Meade, Maryland

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Today

Description Active Top Secret (TS/SCI) clearance with polygraph is required. Visionist has an exciting new, fully FUNDED opportunity for a Software Engineer on our largest PRIME contract. Our team of Analysts and Engineers is motivated by the direct impact on the mission, crafting specialized tools for enhanced efficiency and quick iterations for our operations user base. Seeing your tools in real-time action brings immediate gratification. This premier program encompasses traditional software

Full-time

USD 187,000.00 - 264,000.00 per year

Senior Research Engineer, LLM Training & Post-Training

Remote or New York, New York

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Today

Who We Are Lightning AI is the company behind PyTorch Lightning. Founded in 2019, we build an end-to-end platform for developing, training, and deploying AI systems-designed to take ideas from research to production with less friction. Through our merger with Voltage Park, a neocloud and AI Factory, Lightning AI combines developer-first software with cost-efficient, large-scale compute. Teams get the tools they need for experimentation, training, and production inference, with security, observ

Full-time

USD 165,000.00 - 310,000.00 per year

Senior AI / ML Engineer (LLMs)

Remote or New York, New York

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Today

About Us: EvolutionIQ's mission is to deliver state of the art technology that helps insurance claims teams make claims handling more accurate, fair, and efficient, so that more people impacted by injury or illness can continue their lives with dignity and stability. We are currently experiencing massive growth and to accomplish our goals, we are hiring world-class talent who want to help build and scale internally, and transform the insurance space. Our team is our #1 priority, and we have been

Full-time

USD 200,000.00 - 235,000.00 per year

Senior/Principal Local LLM & Generative AI Platform Engineer

Remote

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Today

Parallel Wireless is a U.S.-based pioneer in Open RAN innovation, transforming how mobile networks are built, optimized, and powered. Through our GreenRAN portfolio, we help operators deliver secure, energy-efficient, automated, and flexible connectivity across 2G, 3G, 4G, 5G, and the path toward 6G. Our software-centric, hardware-agnostic approach brings intelligence into the RAN while helping customers reduce complexity and total cost of ownership. Parallel Wireless is looking for a hands-on

Full-time

Applied AI Engineering Lead - Agentic AI

Hybrid in Washington, District of Columbia

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25d ago

Role: Developer Premium AI Tech Lead Location: Washington, DC 20433 Duration: 6 Months Long Term Hybrid Onsite: 4 days per week from Day 1, with a full transition to 100% onsite anticipated soon Background The organization is seeking an experienced Applied AI Engineering Lead to drive the design, development, and implementation of enterprise-scale Agentic AI solutions. The role will lead the adoption of Large Language Models (LLMs), multi-agent systems, intelligent automation, and cloud-nativ

Easy Apply

Third Party, Contract

Depends on Experience

AI/LLM ENGINEER - AGENTIC AI

Remote

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2d ago

AGENTIC AI ENGINEER - AI/LLMLocation: Remote, EST working hoursDuration: 6-month initial contract, Contract to HireTarget Rate: $60-65/hr C2C (potential flex) $55/hr on W2Candidates must be eligible and willing to convert to a permanent employee without restrictions.Role Requirement: Must have hands-on experience building and deploying agentic AI solutions in production enterprise environments at scale. POCs will not work, must have end to end project experience and be able to walk me through th

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Contract

60 - 65

LLMs jobs in McLean, VA, USA