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
2mo
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AI Engineer/ML Engineer - Senior Developers - AI Training - Tucson, US
Tucson or United States
$80/hr RemoteContract
BS/MS/PhD in CS/AI/Robotics or related quantitative field; production ML experience; deep learning mastery (Transformers, CNNs, RNNs); LLM workflows (Prompt Engineering, RLHF, RAG); strong analytical critique and auditing skills.
PyTorch, TensorFlow/Keras, Python, NumPy, Pandas, Scikit-learn, Hugging Face Transformers, AWS (SageMaker), Google Cloud (Vertex AI), Weights & Biases, LangChain, Pinecone, Milvus, Weaviate
3d
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Section Lead, Combat Decision Aid AI/ML Analysis Onsite
Tucson, Arizona, United States
$108k-$205k/yr OnsiteFull Time
8+ YOESTEM degree and 8+ years experience in defense/airborne kill chain analysis with AI/ML and modeling expertise, active transferable US Top Secret clearance, US citizenship, leadership and customer coordination skills.
AI/ML, neural network, software-in-the-loop
1w
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Advanced Analytics Engineer
Tucson, Arizona, United States
$101k-$124k/yr OnsiteFull Time
8+ YOEBachelor's degree in engineering/computer science/math,8+ years in signals intelligence or related analysis,TS/SCI clearance,AI/ML and data engineering experience,proficiency with Python/SQL/R and DevOps practices.
Python, SQL, R, Git, Docker, CI/CD, LLMs, vector databases, retrieval-augmented generation (RAG)
1w
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Associate Director, AI Application Engineer
McKinney or Tucson or Tewksbury
$157k-$299k/yr OnsiteFull Time
12+ YOE12+ years applying AI/ML to deliver production systems, experience with LLMs, secure MLOps/DevSecOps, cloud and embedded deployment, and ability to obtain TS/SCI clearance (U.S. citizenship required).
Python, Large Language Models (LLMs)
1d
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Principal AI Engineer
Tucson, Arizona, United States
$179k-$226k/yr OnsiteFull Time
15+ YOE15+ years in AI/software engineering with experience designing, building, and deploying production-scale AI/ML systems, LLM/RAG/agent experience, cloud-native and HPC familiarity, and strong leadership and communication skills.
large language models (LLMs), Retrieval-Augmented Generation (RAG), AI agents, generative AI, machine learning, HPC, foundation models
4d
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Artificial Intelligence (AI) Systems Engineer
Tucson, Arizona, United States
$35-$53/hr OnsiteFull Time
3+ YOEBachelor's degree (or equivalent), minimum 3 years relevant experience, proficiency with Python and AI/ML libraries, cloud platform experience, AI governance and product skills, strong communication and stakeholder management.
Python, scikit-learn, PyTorch, TensorFlow, Azure, AWS, GCP, Microsoft Teams, ERP, GIS, CRM, ITSM
1mo
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Scientist (Algorithm Developer)
Tucson, Arizona, United States
$85k-$145k/yr OnsiteFull Time
2+ YOEBS (minimum) in STEM, experience in signal/image processing, computer vision or ML; programming in Python, C, C++, or MATLAB; ability to obtain and maintain TS/SCI clearance; U.S. citizenship and background/DOT drug screening required.
Python, C, C++, MATLAB, Linux, MPI, CUDA, threads, Electro-Optics, Synthetic Aperture RADAR
1w
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Associate Director, AI Software Security Engineer
McKinney or Tewksbury or Tucson
$157k-$299k/yr OnsiteFull Time
12+ YOEU.S. citizen with ability to obtain/maintain TS/SCI clearance, STEM degree, ~12+ years experience deploying AI/LLMs, secure MLOps/DevSecOps, cloud (AWS/Azure/GCP), Python, ML frameworks, and leadership experience.
Amazon Web Services (AWS), Azure, Google Cloud Platform (GCP), Python, Large Language Models (LLMs)
3d
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AI Research Scientist
Tucson, Arizona, United States
$87k-$113k/yr OnsiteFull Time
8+ YOEDevelop and deploy AI/ML and NLP models, design AI training and curriculum, operationalize responsible AI practices, and draft grant proposals; Master's degree and 8+ years experience required.