PromotedHiringCafe
ML Engineer - Inference & Model Deployment
Cupertino, CA, US
$250k-$310k/yr On-SiteFull Time
Turn powerful AI and ML models into fast, reliable production systems. Own inference latency, throughput, model-serving architecture, multi-GPU systems, and production deployment for millions of users.
Python, PyTorch, vLLM, SGLang, TensorRT, LLMs
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
3w
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Machine Learning Engineer
Arlington, Virginia, United States
$78k-$176k/yr OnsiteFull Time
2+ YOE2+ years AI/ML experience, Bachelor's degree, TS/SCI clearance, proficiency with Python and libraries (scikit-learn, TensorFlow, PyTorch), experience with C++/Rust/Java, deep learning/computer vision/generative AI, and model development/deployment.
Python, scikit-learn, TensorFlow, PyTorch, C++, Rust, Java, Cursor, LLMs, MCP, LangChain, LangGraph
4w
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Machine Learning Engineer
Arlington or Alexandria or Washington
$78k-$176k/yr OnsiteFull Time
2+ YOE2+ years in AI/ML or data science, experience developing and deploying models, Python and libraries (scikit-learn, TensorFlow, PyTorch), proficiency in Python/C++/Rust/Java, experience with deep learning/computer vision/generative AI, Secret clearance, Bachelor’s degree.
Python, scikit-learn, TensorFlow, PyTorch, C++, Rust, Java, Cursor, LLMs, MCP, LangChain, LangGraph
3w
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Machine Learning Engineer
Arlington, Virginia, United States
$78k-$176k/yr OnsiteFull Time
2+ YOESecret clearance and Bachelor's degree required; 2+ years in AI/ML or data science, experience developing and deploying models, Python and libraries (scikit-learn, TensorFlow, PyTorch), familiarity with C++, Rust, or Java, deep learning/computer vision/generative AI experience.
Python, scikit-learn, TensorFlow, PyTorch, C++, Rust, Java, Cursor, LLMs, MCP, LangChain, LangGraph
4w
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Machine Learning Engineer
Arlington or Alexandria or Washington
$78k-$176k/yr OnsiteFull Time
2+ YOE2+ years in AI/ML or data science with model development and deployment experience; proficiency in Python and ML libraries; experience with deep learning, computer vision, or generative AI; TS/SCI clearance and a bachelor’s degree required.
Python, scikit-learn, TensorFlow, PyTorch, C++, Rust, Java, Cursor, LLMs, MCP, LangChain, LangGraph
1w
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Machine Learning Engineer
McLean, Virginia, United States
OnsiteFull Time
1+ YOEDegree in related field (Bachelor's/Master's/PhD) plus 1+ years ML-related experience (or PhD). 1+ year Python, SQL and relational DB experience, familiarity with Git, JIRA, Linux/CLI; cloud and Docker preferred.
Python, SQL, Git, JIRA, Linux, Docker, Azure, AWS, GCP
3w
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Cyber Machine Learning Engineer, Senior
Arlington, Virginia, United States
$99k-$225k/yr HybridFull Time
2+ YOE2+ years cyber threat hunting and 2+ years training ML models; experience with MITRE ATT&CK, MISP, Python, Bash, Docker, Kubernetes, Kafka, Splunk/ElasticSearch; ability to obtain a Secret clearance; bachelor’s degree required.
MITRE ATT&CK, MISP, Python, Bash, Docker, Kubernetes, Kafka, Splunk, ElasticSearch, seQure, LLMs, NLP, Azure, AWS, GovCloud, Confluent, Benthos, RedPanda, RabbitMQ
3w
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Cyber Machine Learning Engineer, Senior
Arlington, Virginia, United States
$99k-$225k/yr OnsiteFull Time
2+ YOE2+ years cyber threat hunting and 2+ years training ML models; experience with MITRE ATT&CK, MISP, seQure; packaging/deploying models with Python, Bash, Docker, Kubernetes; data streaming/ETL (Kafka); SIEM (Splunk/ElasticSearch); ability to obtain Secret clearance; Bachelor's degree.
MITRE ATT&CK, MISP, seQure, Python, Bash, Docker, Kubernetes, Kafka, Splunk, ElasticSearch, Confluent, Benthos, RedPanda, RabbitMQ, Azure, AWS, GovCloud, LLMs, NLP
5d
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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
2mo
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2026 Fall Research Science Internship - United States, PhD Student Science Recruiting
Seattle or Corvallis or Bellevue or Boston or Cambridge or New York City or Santa Clara or Arlington or Sunnyvale
$136k-$184k/yr OnsiteFull Time
Enrolled in a PhD program in computer science, machine learning, engineering, or related fields; willing to relocate to internship location; full-time availability for the duration.
1mo
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Postdoctoral Associate
Blacksburg, Virginia, United States
$54k-$65k/yr OnsiteFull Time, Contract
PhD in food science or related field (awarded within 4 years), research experience in food science/engineering, publication record, machine learning/molecular modeling experience preferred, grant writing and mentoring experience.