221 ml developer jobs at 86 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
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
2w
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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
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
3w
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AI & ML Engineer
Chantilly, Virginia, United States
$99k-$225k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
Experience building and deploying ML/AI solutions; Python, OOP, containerization (Docker); fine-tuning open-source models and using LLMs; TS/SCI clearance with polygraph; Bachelor\u0002s degree required.
Python, Docker, Qdrant, Postgres, MITRE ATT&CK, LLMs
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
1w
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Sr AI/ML Engineer
Lone Tree or Sparks or Longmont or Hagerstown or Herndon or Englewood
$143k-$197k/yr HybridFull Time
Sierra Nevada Corporation
Sierra Nevada Corporation: Develops mission-critical aerospace and national security technology systems.
10+ YOE10+ years experience in AI/ML with expertise in transformers, generative models, reinforcement learning, and production deployment; bachelor's in STEM or equivalent experience; proficiency in Python/C++/C#/Java and ML frameworks; ability to obtain Secret clearance.
TensorFlow, PyTorch, Python, C++, C#, Java, CUDA, TensorRT
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
2w
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AI/ML Engineer, Senior - WFH1659
Reston, Virginia, United States
$150-$200/hr RemoteContract
Global InfoTek
Global InfoTek: Provides cybersecurity and advanced technical solutions for government agencies.
5+ YOE5+ years applied ML experience; BS/MS in EE/CS/Applied Math or equivalent; US citizenship and Public Trust (Secret eligible); strong Python and deep learning skills; experience with edge/CPU-only ML pipelines and noisy sensor data.
Python, Jupyter, PyTorch, TensorFlow, Pandas, NumPy, scikit-learn, FlatBuffers, Protocol Buffers, Linux
1mo
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AI/ML Engineer, Senior
Chantilly, Virginia, United States
$161k-$251k/yr OnsiteFull Time
Noblis
Noblis: Nonprofit science, technology, and strategy firm supporting government missions.
7+ YOEActive TS/SCI with polygraph, 7+ years related experience (Master's w/7 yrs; Bachelor's w/8 yrs; Associates w/11 yrs; HS w/14 yrs). Production ML and LLM deployment experience, PyTorch, Ray, Docker, Kubernetes, Python, JavaScript, AWS, and MLOps/DevOps experience; U.S. citizenship required.
PyTorch, Ray, Docker, FastAPI, Kubernetes, Python, JavaScript, AWS
3mo
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AI/ML Engineer (Senior)
Arlington or Reston or Washington
$113k-$188k/yr OnsiteFull Time
Vantor
Vantor: Providing AI-powered spatial intelligence and high-resolution Earth observation.
Senior AI/ML engineer with security clearance, U.S. citizenship, and experience building and deploying AI/ML systems.
Python, Java, SQL, AWS, GCP, Azure, Spark, Kafka, Containers, CI/CD
1mo
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Senior AI/ML Engineer Lead
Reston, Virginia, United States
$132k-$290k/yr HybridFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
15+ YOE8+ MgmtActive TS/SCI clearance with polygraph, 15+ years technology delivery experience, 8+ years leading Agile/AI/ML teams, RMF/Xacta and ATO/IATT experience, Jira and Agile familiarity, PMP or equivalent, strong executive communication.
Jira, Xacta, AWS, Azure, .NET, C#, SQL Server, Oracle, RMF, Scrum, ML Ops
1mo
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AI/ML Engineer
McLean or Chantilly
OnsiteFull Time
Closure Technologies
Closure Technologies: Vendor in advanced technology solutions
6+ YOEExperience in AI/ML with RAG, LLM integration, Python, APIs; TS/SCI with polygraph; onsite full-time; US citizenship; 6-8 years experience depending on degree.
Python, PostgreSQL, REST APIs, AWS, Docker
3w
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AI & ML Engineer
Chantilly, Virginia, United States
$99k-$225k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
Experience building and deploying ML/AI solutions to production, Python and object-oriented programming, fine-tuning open-source models and LLMs, Docker, TS/SCI clearance with polygraph, Bachelor's degree.
Python, Docker, Qdrant, Postgres, LLMs, MITRE ATT&CK
3d
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AI/ML Engineer
Arlington or Sterling
$99k-$206k/yr OnsiteFull Time
Nightwing
Nightwing: Provides advanced cyber and intelligence solutions for national security.
5+ YOEU.S. citizen with active Secret (TS/SCI preferred), 5+ years in automation/data/software engineering, strong Python, AWS data pipelines, ML/LLM integration (Amazon Bedrock), Databricks, APIs, and CI/CD; BS in CS/Data Science or equivalent experience.
Python, Databricks, Amazon Bedrock, Git, Docker, Kubernetes, Airflow, Prefect, Kafka, Kinesis, Spark, Hadoop
2w
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AI/ML Engineer, Senior - WFH1659
Reston, Virginia, United States
$150-$200/hr RemoteContract
Global InfoTek
Global InfoTek: Develops advanced cybersecurity software and systems for defense agencies.
5+ YOEUS citizen with Public Trust clearance; 5+ years ML experience; BS/MS in EE/CS/Applied Math (or equivalent experience); strong Python, deep learning (PyTorch/TensorFlow), Pandas/NumPy, scikit-learn, Linux, and experience with noisy sensor data and edge CPU-only pipelines.
Python, Jupyter, PyTorch, TensorFlow, Pandas, NumPy, scikit-learn, FlatBuffers, Protocol Buffers, Linux
1w
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26-6064: AI/ML Engineer - DC Metro - Secret
Herndon, Virginia, United States
$80k-$160k/yr OnsiteFull Time
Navitas Business Consulting
Navitas Business Consulting: Provides digital transformation and IT solutions for government agencies.
Requires Secret clearance, experience designing and deploying AI/ML models, proficiency with Python and ML frameworks, cloud-based AI services, data engineering and MLOps, and knowledge of security/compliance for regulated environments.
Python, TensorFlow, PyTorch, Scikit‑learn, AWS Sagemaker, Azure ML, OCI Data Science
2w
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Senior AI-ML Integration Software Engineer
Reston, Virginia, United States
$150k-$175k/yr RemoteFull Time
TIAG
TIAG: Technology and management solutions provider for government and industry.
8+ YOE8+ years software development experience; strong PHP and backend skills, familiarity with modern JavaScript frameworks, AWS and DevOps tooling, experience integrating/deploying LLMs and AI/ML workflows; US citizenship and ability to obtain government security clearance.
PHP, PHP 8.x, Symfony, JavaScript, React, React Native, Polymer, HTML5, CSS3, MySQL, SQL, NoSQL, AWS, EC2, RDS, S3, Lambda, API Gateway, Cognito, DynamoDB, Terraform, Git, Jenkins CI, RESTful APIs, AWS Bedrock, Large Language Models (LLMs)
1mo
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Senior AI/ML & Data Engineer
Chantilly, Virginia, United States
$100k-$203k/yr HybridFull Time
Accenture Federal Services
Accenture Federal ServicesNYSE: ACN: Provides technology and consulting services to U.S. federal agencies.
5+ YOE5+ years in AI/ML engineering, cloud data engineering, Python and ML frameworks, LLM development, MLOps, and secure environments.
SageMaker, Bedrock, Azure ML, Databricks, Ray, HuggingFace Transformers, PyTorch, TensorFlow, Scikit-learn, OpenAI, Anthropic, AWS, GCP, Terraform, CloudFormation, Jenkins, GitLab, Docker, Kubernetes, FedRAMP, NIST 800-53, Zero Trust
2w
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Senior AI/ML Engineer
Herndon, Virginia, United States
HybridFull Time
Node.Digital
Node.Digital: Provides digital automation and AI solutions for government and commercial enterprises.
5+ YOE5+ years building AI/ML applications (generative AI focus), hands-on with Amazon Bedrock, S3, SageMaker, CDK, Lambda, Python, TensorFlow/PyTorch, document processing, OCR/ICR/OMR, APIs, CI/CD, and database technologies.
Amazon Bedrock, S3, SageMaker, CDK, Lambda, Python, TensorFlow, PyTorch, LangChain, OCR, ICR, OMR, JSON, SOAP, REST, XML, XHTML, XSD, XSLT, Microsoft SQL Server, PostgreSQL, NoSQL, vector databases, CI/CD, TFS, SVN, Git, React, Angular, Vue.js, UiPath
3w
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Staff AI/ML Engineer
Chantilly or Manassas
HybridFull Time
VTG
VTG: Provides engineering and digital modernization solutions for national security.
5+ YOEBachelor's in a technical field, 5+ years AI/ML or related engineering experience, strong Python and MLOps experience, cloud (Azure/AWS/GCP), Spark/Databricks, AI testing/evaluation, and customer-facing communication skills. Secret clearance required or attainable.
Python, Jupyter Notebook, Apache Spark, Databricks, TensorFlow, PyTorch, Hugging Face, LangChain, Semantic Kernel, CrewAI, AutoGen, Kubernetes, Docker, Microsoft Azure AI Services, AWS SageMaker, Google Vertex AI, Vector databases, MLflow, GitLab, GitHub

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