LLM APIs jobs in Reston, 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

Lead Full Stack & Agentic AI Engineer

Hybrid in Reston, Virginia

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15d ago

Job Description: Lead Full Stack & Agentic AI Engineer Location : Reston, VA / Washington D.C ( 3 days onsite in Reston, VA) Duration : Long Term Contract. Experience Required: 8+ years (2+ in GenAI / Agentic AI) Role Summary: A hands-on technical lead who builds agentic AI systems, not just talks about them. You will own multi-agent application maintenance end to end, lead a small team, and turn AI ideas into systems that run reliably in production. Key Responsibilities Agentic Solution Owners

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Part-time, Third Party

55 - 65

Generative AI Application Engineer (17743)

Remote

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6d ago

Baer is looking for Generative AI Application Engineer for a 7-month Federal remote Project. Title: Generative AI Application Engineer Location: Remote (Must be based in US) Duration: 7 months (December Start) Rate: All-inclusive Alignment: W2 or C2C Overview We are seeking a Generative AI Application Engineer with 2 5 years of experience to develop and integrate enterprise AI solutions using RAG, prompt engineering, vector search, and LLM orchestration. The role focuses on building secure, s

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Contract

Depends on Experience

Generative AI Application Engineers (US Cit / PR to pass security clearance)

Remote

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Yesterday

We are seeking to hire several Generative AI Application Engineers to join our teams working on a new multi-year award we have within a Federal Govt Agency. These roles are 100% remote. Being a US Cit or Permanent Resident is required for passing the security clearance to work on this program. This position pays a strong salary package with full benefits (including choice of healthcare plans, dental, vision, life insurance, 3 weeks PTO, 11 Paid Federal Holidays, and a matching 401k). An option

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Full-time

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

AI Automation Engineer

Hybrid in Vienna, Virginia

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16d ago

Job Title: AI Test Engineer Location: Vienna, VA Type: Contract Work Model: Hybrid onsite and remote Hours: 40.0 Responsibilities Help design, develop, and maintain AI testing and evaluation frameworks for generative AI, predictive AI, and AI-powered developer experience (DevEx) solutions. Create and execute automated test suites that validate AI model behavior, output quality, accuracy, reliability, and performance. Develop automated evaluation pipelines that integrate with CI/CD workflows

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Contract

Depends on Experience

AI Engineer (Agentic AI) - Secret cleared

Arlington, Virginia

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Today

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations. Join Accenture Federal Services, a technology company within global Accenture. Recognized as a Glassdoor Top 100 Best Place to

Full-time

USD 89,000.00 - 170,200.00 per year

AI Engineer - Senior

Chantilly, Virginia

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Today

Full-time

USD 94,000.00 - 187,600.00 per year

AI Engineer - SME

Chantilly, Virginia

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Today

Full-time

USD 109,500.00 - 224,200.00 per year

Lead AI Engineer (Business Intelligence & Reporting)

Hybrid in Reston, Virginia

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13d ago

Job Title:Lead AI Engineer (Business Intelligence & Reporting) Location: Reston, VA Type: Contract with likely extensions and possible contract-to-hire Compensation: $90 /hr range based on experience Work Model: Hybrid onsite and remote Lead AI Engineer (Business Intelligence & Reporting)AI, Business Intelligence & AnalyticsOverviewWe are seeking a Lead Agentic AI Engineer to help drive the next generation of AI-enabled analytics, reporting, and business intelligence solutions. This role combin

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Contract

$93.18

Applied AI Engineer, Artificial Intelligence (AI) Required, Work From Home - G

Remote

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Today

Applied AI Engineer, Artificial Intelligence (AI) Required, Work From Home We are looking for an Applied AI Engineer to design, build, and optimize AI-powered features that sit directly inside our product workflows. The Applied AI Engineer role focuses on turning model capabilities into real product behavior, where AI interacts with users, supports decision-making, and powers automation across insurance journeys. This is a fully remote role where you will be part of a global engineering team w

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Full-time

$140,000 - $200,000

AI Backend Engineer, Artificial Intelligence (AI) Required, Work From Home - G

Remote

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Today

AI Backend Engineer, Artificial Intelligence (AI) Required, Work From Home We are looking for talented AI Backend Engineers to build systems that power AI-driven decisioning, automation, and orchestration across our platform. This role sits at the core of our AI stack, between models, backend systems, and real users, where latency, correctness, reliability, and cost directly impact production experience. This is a fully remote position where you will be part of a global engineering team workin

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Full-time

$140,000 - $200,000

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 Solution Engineer (17735)

Hybrid in Herndon, Virginia

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8d ago

Baer is looking for AI Solution Engineer for a 12-month Federal Project located in Herndon, VA Title: AI Solution Engineer Location: Hybrid - Herndon, VA 3 days on site. Duration: 12 months OR 12 Months contract to hire. Rate: All-inclusive- Locals ONLY Alignment: W2 or C2C Overview AI Solution Engineer is a dual-hat role combining AI consulting and hands-on engineering. Partner with Lines of Business (LOBs) to identify high-value AI opportunities, design solutions, and build rapid POCs using

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Contract

Depends on Experience

Senior Manager Enterprise AI Orchestration Architect

Hybrid in McLean, Virginia

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Today

Job Number: R0251883 Enterprise AI Orchestration Architect, Senior Manager The Opportunity: In this role, you'll build reusable agents and intelligent applications that perform enterprise work reliably. You will develop agent behavior, orchestration, tool integrations, and evaluation capabilities that support customer solutions from demonstration through production. You will translate workflows into tested software using model APIs, retrieval, tool calling, memory, and human oversight. You wil

Full-time

USD 162,800.00 - 303,000.00 per year

AI Engineer with Active Top-Secret Clearance

Hybrid in Herndon, Virginia

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3d ago

AI Engineer Clearance: Top Secret with SCI eligibility Location: Herndon, VA (Hybrid) What Youll Do: The AI Engineer supports the design, development, and governance of Artificial Intelligence (AI) and Machine Learning (ML) architectures supporting enterprise modernization initiatives. This role contributes to AI architecture development, model governance, data pipeline engineering, and agentic AI capabilities while ensuring alignment with enterprise architecture standards and governance requir

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Full-time

110,000 - 120,000

Principal AI Security Specialist - Federal

Remote or McLean, Virginia

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Today

Zscaler (NASDAQ: ZS) accelerates digital transformation so customers can be more agile, efficient, resilient, and secure. The Zscaler Zero Trust Exchange platform protects thousands of customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Distributed across 200+ public data centers globally and thousands of private sites at the edge, the SASE-based Zero Trust Exchange is the world's largest in-line cloud security platform. We believe

Full-time

USD 268,000.00 - 335,000.00 per year

AI Delivery Engagement Lead (FS Poly Required)

McLean, Virginia

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Today

August Schell is looking for an AI Delivery Engagement Lead to sit at the front edge of an Intelligence Community customer's adoption of commercial AI. This is the seat between a fast-moving AI platform and the mission users who have to trust it: you scope the use cases, run the delivery, and own the relationship - translating what the analysts actually need into what the platform actually does, and back again. This is not a data-science bench role and it is not a project-administration role. It

Full-time

Senior Software Engineer (Agentic AI Platform)

Vienna, Virginia

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Today

Hi, We are looking for a Senior Software Engineer Agentic AI Platform to join our team in Vienna, VA (Onsite).Please let me know if you are interested in this opportunity. I d be happy to share the job details and discuss the role further. RoleSenior Software Engineer Agentic AI Platform Location::Vienna, VA (Onsite) Role Overview We are seeking a highly experienced Senior Software Engineer to design, build, and scale our next-generation Agentic AI Platform. The role focuses on LLMs, RAG, Multi-

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Third Party, Contract

Depends on Experience

.Net Architect

Hybrid in Oakton, Virginia

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Today

Job Title: .NET Solution Architect SharePoint, K2 & AI Integration Location: Oakton, VA (1 day onsite - 4 days remote) Client: Federal Experience: 12+ Years Work Authorization: As per client requirements Mandatory: Previous Federal client experience and strong working knowledge of .NET, SharePoint, K2, and AI integration. Over all 12+ years of experience and must have strong working experience on.NET Architect SharePoint, K2 & AI IntegrationMust have prior experience with a Federal client.Job

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Full-time

Depends on Experience

Senior Software Engineer (C#/.NET)

Arlington, Virginia

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Today

Senior Software Engineer (C#/.NET) Job Description Overview CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P 500 Index, CoStar Group is on a mission to digitize the world's real estate, empowering all people to discover properties, insights and connections that improve their businesses and lives. We have been living and breathing the world of real estate information and onlin

Full-time

USD 143,000.00 - 187,000.00 per year

LLM APIs jobs in Reston, VA, USA