PromotedHiringCafe
Founding Machine Learning / AI Search Engineer
Cupertino, CA, US
$160k-$310k/yr On-SiteFull Time
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
3mo
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Machine Learning Engineer
Centreville or Minneapolis
$102k-$144k/yr OnsiteFull Time
2+ YOEBS in Computer Vision/ML or related field; 2-5 years; C/C++, Matlab; TensorFlow/Keras; Python with scikit-learn/pandas; OpenCV; strong problem-solving and teamwork.
TensorFlow, Keras, Python, scikit-learn, pandas, OpenCV, Linux, C/C++, Matlab
1mo
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AI Machine Learning Engineer
Manassas, Virginia, United States
$89k-$157k/yr HybridFull Time
Bachelor's degree in CS/SE/ML or related STEM, software development experience, familiarity with Linux, active Secret clearance, experience with AI/ML toolchains, MLOps, dataset curation, and willingness to work onsite in Manassas, VA with up to 25% travel.
Python, C++, Linux, CUDA, NVIDIA libraries, Triton, kserve, CI/CD, MLOps, DevOps, containers, cloud, Sonar GRAMS, Integrated Undersea Surveillance Systems (IUSS), High Performance Compute
2d
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Machine Learning Engineer
Chantilly, Virginia, United States
OnsiteFull Time
3+ YOEActive TS/SCI+CI poly, bachelor\u0002s with minimum 3 years experience, proficiency in Python and SQL, familiarity with JS, Docker/Rocky Linux, REST/FastAPI, agentic AI and prompt engineering.
Python, SQL, Javascript, Docker, Rocky Linux, Rest, FastAPI, Langchain, LangGraph, OpenAI Agents, Pydontic, UVicorn, Streamlit, AWS, Mandiant
3mo
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Machine Learning Engineer, Data & Machine Learning (DML)
Arlington or Herndon
$131k-$178k/yr OnsiteFull Time
3+ YOEBachelor's in STEM; 3+ years ML experience; strong software engineering; active Top Secret/SCI clearance
Python, SQL/NoSQL, APIs, LLMs, Generative AI
1mo
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Machine Learning Engineer (Clearance Sponsorship)
Chantilly, Virginia, United States
$113k-$238k/yr OnsiteFull Time
5+ YOEMust obtain active TS/SCI with polygraph; Bachelor's +5 years in CS/Software/Data Science or related; strong Python, OOP, Git, Docker; experience with LLMs, RAG, vector DBs, SQL/NoSQL, containerization, and cloud/MLOps practices.
Python, Git, Docker, LangChain, LangGraph, Large Language Models (LLM), RAG, ChromaDB, Pinecone, Weaviate, SQL, NoSQL, Vector, Kubernetes, Rancher, Ansible, CI/CD, MLOps, AWS, Azure, Google Cloud, ServiceNow, SAP, Tableau, Splunk
2mo
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Machine Learning Engineer (Clearance Sponsorship)
Chantilly, Virginia, United States
$113k-$238k/yr OnsiteFull Time
5+ YOETS/SCI with Poly; BS in CS/Software Eng/Data Science; 5+ years in software or ML; Python; Git; Docker; ML/deployment; LLMs; vector DBs; REST APIs; SQL/NoSQL.
Python, Git, Docker, LangChain, LangGraph, REST, SQL, NoSQL, ChromaDB, Pinecone, Weaviate, Kubernetes, Ansible
2w
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Machine Learning / Data Science Engineer
Reston, Virginia, United States
$90k-$200k/yr HybridFull Time
Bachelor's or equivalent; hands-on experience with large datasets, Python/Scala, SQL/Spark/NoSQL, cloud platforms, Docker, data warehousing, LLMs, and productionizing ML systems.
Python, Scala, SQL, Spark, NoSQL, AWS, Azure, GCP, Docker, Snowflake, Databricks, Azure SQL, Amazon RDS, LLMs, GPT, Claude, Mistral, MCP, RAG, LangChain, n8n, pydantic
1mo
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Machine Learning Engineer - Geospatial (TS/SCI)
Springfield or Herndon
$175k-$250k/yr OnsiteFull Time
5+ YOETS/SCI with CI Poly; 5+ yrs ML eng; 1+ yr fine-tuning LLMs/VLMs; LoRA/QLoRA; 4+ yrs Python; PyTorch/HuggingFace; distributed training; CV/multimodal exp; 3+ yrs AWS SageMaker/EC2; model deployment in secure envs.
PyTorch, HuggingFace, DeepSpeed, FSDP, Megatron, SageMaker, EC2, S3, Datasets, Accelerate, Transformers, PEFT, LoRA, QLoRA
1mo
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Machine Learning Engineer (Applied ML/MIssion Systems) - R133
Herndon, Virginia, United States
OnsiteFull Time
5+ YOEU.S. citizen with active TS/SCI clearance, 5+ years in ML/data engineering/backend, strong Python, ML production experience, familiarity with PyTorch/TensorFlow, NumPy/Pandas, AWS, Docker, Kubernetes, Linux, and Git.
Python, PyTorch, TensorFlow, NumPy, Pandas, AWS, Docker, Kubernetes, Linux, Git, CI/CD, SDLC
1w
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Lead Artificial Intelligence/Machine Learning Engineer
Reston or Washington
OnsiteFull Time
8+ YOEActive TS/SCI clearance required, ability to obtain Counterintelligence polygraph, 8+ years leading AI/ML implementations, Master's in Computer Science/Data Science required, experience establishing AI operations and leading small teams.
2d
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Java Software Engineer
Reston, Virginia, United States
$90k-$122k/yr HybridFull Time
2+ YOE2+ years software development experience; strong CS fundamentals; AWS experience; familiarity with Java/Spring Boot, UNIX, secure coding, and machine learning/LLM concepts; Bachelor's or equivalent.
AWS, Java, Spring Boot, TensorFlow, Hadoop, Spark, GitHub, Jira, Jenkins, Terraform, Ansible, Unix
1mo
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New College Grad - Semiconductor Quality Assurance Engineer
Manassas, Virginia, United States
OnsiteFull Time
0+ YOEBachelor's or Master's in Electrical/Electronics, Materials Science, Physics, or Microelectronics Engineering; knowledge of semiconductor device physics, CMOS reliability, statistics, and machine learning; Python skills preferred.
Python, Tableau, R, Machine Learning
1mo
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New College Grad - Semiconductor Quality Assurance Engineer
Manassas, Virginia, United States
OnsiteFull Time
Bachelor's degree in engineering or related field, basic coursework in semiconductor device physics and manufacturing, statistics and machine learning understanding, proficiency with Python/R/Tableau and EMR of quality systems, strong communication.
R, Python, Tableau, Web APIs
1mo
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Automation and Analytic Modeling Engineer
Chantilly, Virginia, United States
OnsiteFull Time
9+ YOEBachelor's in a technical field, 9+ years supporting intelligence/defense/GEOINT programs, TS/SCI clearance, experience with analytic modeling, automated workflows, scripting (Python, R, MATLAB, Java), and machine learning/data engineering.
Python, R, MATLAB, Java
1mo
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Data Scientist / AI/ML Engineer (Imagery) VAWFH 1652
Reston, Virginia, United States
$100k-$250k/yr OnsiteFull Time
5+ YOE5-7 years in machine learning, computer vision, data science; strong Python and ML frameworks; image/video data experience; research-level algorithm understanding; Linux and Git proficiency; TS/SCI clearance; US citizenship.
Python, PyTorch, TensorFlow, Linux, Git, Docker
3w
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Computer Scientist, Lead Associate
Washington or Reston
$112k-$179k/yr OnsiteFull Time
5+ YOEActive TS/SCI clearance with polygraph, Bachelor’s in computer science or related field, 5+ years relevant experience, expertise in algorithms, machine learning, data engineering, and intelligence analytic tools; strong analytical and communication skills.
Multiple Information Model Synthesis Architecture (MIMOSA)
3w
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Data Scientist
Washington or Reston
$78k-$176k/yr OnsiteFull Time
TS/SCI clearance required. Bachelor's degree. Experience with data exploration, cleaning, analysis, visualization, Python/R/SQL, statistical and machine learning methods, and developing automated analytic algorithms.
Python, R, SQL, Git, GitLab, GitHub, Bitbucket, Jenkins, CI/CD, ETL, APIs, Tableau, Power BI, ArcGIS, seaborn, matplotlib, ggplot
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