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# Machine Learning Engineer

- **Company:** Grey Matters Defense Solutions, LLC
- **Location:** Centennial, CO, United States
- **Experience:** Expert
- **Salary:** $154,000.0 - $195,000.0
- **Contract:** Permanent contract
- **Skills:** Artificial Intelligence, Algorithm Design, Computer Vision, Extract Transform Load (ETL), Data Structures, Distributed Computing Environment, Python (Programming Language), Machine Learning, Natural Language Processing, Tensorflow, Software Engineering, Pytorch, Transfer Learning, Salesforce Lightning, Deep Learning, Generative AI, Keras, Scikit Learn, Kubernetes, Information Technology, Slurm, Machine Learning Operations, Software Version Control, Data Selection
- **Published:** August 16, 2026
- **Apply:** https://www.careerjet.com/jobad/us3725355ab598c48fc9da1ef3f42dad42

## About the Role

* U.S. citizenship
 * Active Top Secret security clearance (SSBI/Tier 5 investigation)
 * Bachelor's degree in a related technical field
 * 7+ years of professional experience with Python
 * 4+ years of hands-on experience with PyTorch or another ML/DL framework
 * Extensive experience training customized state-of-the-art AI models on real-world datasets
 * Strong understanding of data structures, numerical methods, and algorithm design
 * Experience developing software in a Unix/Linux environment
 * Excellent analytical and problem-solving skills
 * Ability to work under minimal supervision
 * Strong verbal and written communication skills, * Knowledge of and experience with self-supervised pretraining and downstream adaptation, transfer learning, generative models, and transformers
 * Multi-GPU and distributed training experience (PyTorch DDP or FSDP), including shared cluster resources (Slurm, Kubernetes, Run:ai)
 * Experience with experiment tracking and data/model versioning for reproducibility (MLflow, Weights & Biases, DVC)
 * Experience across deep learning domains, including Natural Language Processing (NLP), computer vision, and time series data
 * Familiarity with other ML/DL frameworks and libraries (PyTorch Lightning, TensorFlow, Keras, fastai, scikit-learn, etc.)
 * Comfort working in restricted or air-gapped development environments
 * Master's or doctoral degree in Computer Science, Data Science, Mathematics, Physics, or a related field

## Description

As a Machine Learning Engineer at Grey Matters, you will solve real-world problems relevant to the Intelligence Community (IC) and Department of Defense (DoD) using a combination of FOSS, GOTS, and COTS software and hardware. You will contribute to the full AI development lifecycle, from research and feasibility prototyping through integration, development, and product deployment., * Support end-to-end model development: architecture selection, training, evaluation, and iteration against mission problems, from feasibility prototype to production candidate

 * Design and run rigorous experiments: baselines, ablations, and held-out evaluation, with clear reporting that supports program decisions
 * Package and deploy models into operational environments, and improve them through continual data acquisition
 * Collaborate with data engineers to support data selection, pre-processing, curation, and extract/transform/load (ETL) of relevant datasets for AI/ML development, Visit us at
https://www.linkedin.com/company/grey-matters-defense-solutions/
Questions contact: jenny.rosenberg@greymattersdefense.com
All qualified applicants will receive consideration for employment regardless of race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.
Grey Matters Defense Solutions, LLC participates in E-Verify. Federal law requires all employers to verify the identity and employment eligibility of all persons hired to work in the United States.
Grey Matters Defense Solutions, LLC complies with the Colorado Artificial Intelligence Act (CAIA) and maintains policies, controls, and oversight practices designed to mitigate algorithmic discrimination, promote transparency, and ensure responsible use of AI systems in accordance with Colorado law.
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