402 ai developer jobs at 148 companies in Winchester, VA

PromotedHiringCafe
Founding Machine Learning / AI Search Engineer
Cupertino, CA, US
$160k-$310k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Build the ML and AI search behind HiringCafe — ranking, recommenders, retrieval, and LLM agents that surface jobs people would never find on their own.
Python, PyTorch, Elasticsearch, LLMs
18h
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AI Developer
Winchester, Virginia, United States
$100k-$130k/yr OnsiteFull Time
Pisces Healthcare Solutions
Pisces Healthcare Solutions: Distributes medical equipment and supplies to federal healthcare facilities.
3+ YOEBachelor's in CS/AI/Data Science,3+ years AI/ML or software experience,proficiency in Python,advanced SQL,API integration,experience with web AI and ERP integrations,knowledge of LLMs and MLOps.
Python, NetSuite ERP, OpenAI, Azure OpenAI, Docker, Kubernetes, MLflow, SQL, AWS, Azure, GCP
3mo
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AI Engineer - AI+CryoET
Ashburn, Virginia, United States
OnsiteFull Time
Howard Hughes Medical Institute
Howard Hughes Medical Institute: Conducts biomedical research and funds scientific education and discovery.
3+ YOEExperience building AI/ML models for 3D imaging, especially cryoET or similar volumetric data; strong Python, PyTorch/JAX skills; collaboration across multidisciplinary teams.
Python, PyTorch, JAX, OpenMM
2mo
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Applied AI Engineer
Fort Belvoir or Reston
$99k-$225k/yr HybridFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
3+ YOE3+ years in software engineering, applied AI/ML or full-stack development; Python; API endpoints; AI solutions; TS/SCI clearance; Bachelor's degree.
Python, FastAPI, Flask, Streamlit, Gradio
2mo
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Applied AI Engineer
Fort Belvoir or Reston
$99k-$225k/yr HybridFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
3+ YOE3+ years in software engineering, applied AI/ML, or full-stack development; Python; API development; TS/SCI clearance; Bachelor's degree.
Python, FastAPI, Flask, Streamlit, Gradio, React, TypeScript
3w
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AI/ML Engineer
Herndon or Annapolis Junction
$135k-$216k/yr OnsiteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
3+ YOEDegree with relevant years of experience (BSc+8, MSc+6, PhD+3), strong Python development, experience with additional languages (C/C++/JavaScript/Go/Java), LLM/API integration, AI/ML engineering, US citizenship and ability to obtain FAA Public Trust, local to Herndon, VA.
Python, C, C++, JavaScript, Go, Java, PyTorch, TensorFlow, Anthropic Model Context Protocol (MCP), Docker, Kubernetes, Terraform, LLMs, AI APIs
3mo
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AI Engineer
Reston, Virginia, United States
$75k-$190k/yr OnsiteFull Time
Amivero
Amivero: Provides digital services and IT modernization for government agencies.
5+ YOE5+ years software/ML engineering; 2+ years Generative AI; Python proficiency; experience with vector databases and RAG; GenAI frameworks; US citizenship; Public Trust clearance preferred.
Python, LangChain, LlamaIndex, Haystack, OpenSearch, Bedrock, AWS, Docker, Kubernetes, APIs, Microservices, MLOps
1mo
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AI Engineer
Herndon, Virginia, United States
OnsiteFull Time
Echelon Services
Echelon Services: Provides IT and security services to federal government agencies.
Bachelor's degree in CS or related field, proficiency in Go and Python, plus another modern language; experience with AI/ML frameworks, OpenAI, containerization (Kubernetes, Docker), DevOps/CI/CD, databases (SQL/NoSQL), and automation tools.
Go, Python, Java, C#, Rust, IBM UFT, Microsoft Power Automate, Kubernetes, Docker, OpenAI, Terraform, Ansible, SQL, NoSQL, CI/CD
1mo
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AI/ML Engineer
Reston or Washington
OnsiteFull Time
Assured Consulting Solutions
Assured Consulting Solutions: Technology solutions provider delivering innovative AI/ML capabilities for government and industry.
5+ YOEBachelor’s degree in STEM or equivalent; ML/AI experience; Python proficiency; MLOps; model deployment; containerized environments; security-focused development.
Python, OpenShift, Kubernetes, MLOps, LLM, APIs, CI/CD, Cloud
2mo
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AI Lead Developer - Aerospace
Herndon or Mobile
$145k-$175k/yr HybridFull Time
ALTEN
ALTENEuronext Paris: ATE: Provides engineering and technology consulting services to industrial clients.
6+ YOE6+ years in software/data engineering with production ML/AI deployments; bachelor\u0002s in engineering; expertise in generative AI, LLMs, RAG, Python, Kubernetes, cloud (GCP/AWS), CI/CD and MLOps; leadership and mentorship experience.
AWS, GCP, Palantir, Palantir Foundry, Python, Kubernetes, LangGraph, ADK, CI/CD, MLOps, APIs, RAG, LLMs, Generative AI
2w
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AI Model Developer
Fairfax or Ashburn
$125k-$150k/yr HybridFull Time
ECS
ECSNYSE: ASGN: Provides advanced technology and engineering services to government agencies.
3+ YOEBachelor's degree in CS/AI/Data Science, US citizenship and ability to obtain Public Trust, 3+ years AI/ML and full-stack experience, strong Python and ML framework skills, backend/frontend and cloud/DevOps familiarity.
Python, NumPy, Pandas, scikit-learn, TensorFlow, PyTorch, Transformers, Django, Flask, FastAPI, React, Angular, Vue.js, PostgreSQL, MySQL, MongoDB, Redis, Docker, Kubernetes, CI/CD, AWS, Microsoft Azure, GCP, GitHub workflows, Matplotlib, Plotly, D3.js, GraphQL, JavaScript, TypeScript, Next.js, AWS Bedrock, GCP AI Platform, Microsoft Azure ML, GitHub Actions
1mo
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Corporate AI Engineer
Addison or Bellevue or Durham or Emeryville or Reston
$154k-$200k/yr HybridFull Time
Tanium
Tanium: Unified endpoint management and cybersecurity platform for global enterprises.
4+ YOE4+ years in software, platform, or data engineering; hands-on experience implementing AI solutions (prompt engineering, embeddings, RAG) and operating production systems; experience with enterprise integrations and SaaS platforms.
Microsoft 365, Salesforce, ServiceNow, Anthropic, OpenAI, Microsoft
3w
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AI Solutions Engineer
Chantilly, Virginia, United States
$170k-$210k/yr OnsiteFull Time
Amentum
AmentumNYSE: AMTM: Provides engineering, technology, and mission support to government agencies.
5+ YOEActive Top Secret clearance, Bachelor’s in CS/AI/Data Science/Engineering, 5+ years software/AI delivery, 2+ years applied AI/ML or LLM experience, predictive maintenance experience, and ability to work on-site in secure environments.
Python, R, Java, AWS, Azure, Google Cloud, IBM Maximo, IoT, LLM, CMMS, EAM
3w
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AI-ML Developer
Ashburn, Virginia, United States
OnsiteFull Time
Unissant
Unissant: Delivers data analytics and cybersecurity services to government agencies.
5+ YOE5+ years in IT with AI/ML, MLOps/DevSecOps, and architecture; experience with LLMs/NLP, production deployments on-prem/cloud; proficiency in Python/R/Java/C/C++, ML frameworks, Pandas/NumPy, front-end tech, and cloud platforms; US citizenship and CBP BI clearance eligibility required.
Plotly, Matplotlib, SQL, NoSQL, Pandas, NumPy, Sklearn, TensorFlow, Keras, PyTorch, Python, R, Java, C/C++, React, Angular, Vue.js, HTML, CSS, JavaScript, LLMs, RAGs, MLOps, DevSecOps, AWS, Azure, GCP
2mo
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AI Engineer
Leesburg, Virginia, United States
RemoteFull Time
Anika Systems
Anika Systems: Provides technology solutions and consulting for federal agencies.
1+ YOEBachelor's in CS/CE/Data Science; 1-3 years ML/NLP; Python/TypeScript; LLM integration; AWS; PostgreSQL; OAuth/OIDC; security/compliance.
Python, TypeScript, FastAPI, React, OpenAI, Anthropic, Bedrock, Vertex, Azure OpenAI, AWS, Terraform, PostgreSQL, OAuth, OIDC, JWT
3w
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Jr. AI Prompt Engineer
Ashburn or United States
RemoteFull Time
Ignite IT
Ignite IT: Provides digital transformation and cloud solutions to federal agencies.
U.S. citizen with bachelor's degree or equivalent; experience applying AI tools and designing prompts for generative AI; strong analytical, communication, and requirements-gathering skills; ability to support AI adoption and training.
n8n, Make.com, Zapier, LangFlow, APIs
18h
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AI Developer
Ashburn, Virginia, United States
OnsiteFull Time
BigBear.ai
BigBear.aiNYSE: BBAI: AI-powered decision intelligence for complex mission environments.
1+ YOEBachelor's degree, 0–2 years experience; 1+ year ETL and database development; 1+ year Python experience.
Python, Java, SQL, KNIME, Oracle Database, AWS, Linux, Docker, Kubernetes
3mo
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AI/ML Engineer
Herndon, Virginia, United States
$104k-$166k/yr OnsiteFull Time
Peraton
Peraton: Provides advanced technology and mission support for government agencies.
3+ YOEBachelor's with 5+ years, Master's with 3+ years, or PhD with applied software/AI/ML experience; strong Python; experience with other languages; API/LLM integration; FAA Public Trust readiness; local to Herndon, VA.
Python, Docker, Kubernetes, Terraform, APIs, PyTorch, TensorFlow, LLMs, AI frameworks
2w
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AI/CNO Engineer
Chantilly or Dulles or Melbourne or Tel Aviv
OnsiteFull Time
REDLattice
REDLattice: Provides advanced cybersecurity software and vulnerability research services.
Experience deploying and managing LLMs in offline environments, cybersecurity or vulnerability research support, API/interface development, and strong systems integration skills; active TS/SCI clearance or ability to obtain polygraph.
Opus, Sonnet, MiniMax, Qwen
1mo
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AI Software Engineer
Manassas, Virginia, United States
HybridFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
Bachelor's in CS/CE or equivalent; experience designing/deploying microservices and containerized apps; experience with LLMs, RAG, GenAI, ML algorithms, TensorFlow, PyTorch; proficiency in Python, GoLang, Bash, Node/Javascript; Linux development; Secret clearance and US citizenship required.
LLMs, RAG, GenAI, TensorFlow, PyTorch, Python, GoLang, Bash, Node/Javascript, Linux, Nvidia GPU, C++
2mo
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Lead AI/ML Engineer
McLean or Chantilly
$175k-$225k/yr HybridFull Time
Raft
Raft: Builds AI and data platforms for U.S. national defense.
8+ YOEAdvanced degree in CS/AI; 8+ years in AI/ML or software; production ML experience; Python and ML frameworks; cloud/Kubernetes; leadership; security clearance: Secret with TS/SCI readiness.
Python, PyTorch, TensorFlow, Scikit-learn, Kubernetes, AWS, CI/CD, Docker