Full-Time

Senior AI/ML Engineer

Applied Machine Learning

Posted on 10/5/2025

Red Cell Partners

Red Cell Partners

51-200 employees

Incubator for tech-based healthcare and security

Compensation Overview

$175k - $225k/yr

Remote in USA

Remote

Some travel is required.

Category
AI & Machine Learning (1)
Required Skills
LLM
Python
Tensorflow
Pytorch
Machine Learning
Requirements
  • Proven experience in developing, optimizing, and deploying ML systems in production environments.
  • Strong background in building and managing end-to-end training pipelines for ML models.
  • Extensive knowledge and hands-on experience in fine-tuning large language models for specific use cases and optimizing them for targeted outcomes.
  • Skilled in ML frameworks such as TensorFlow, PyTorch, or similar tools used in ML model development.
  • Proficient in Python with a focus on writing efficient, clean, and maintainable code for ML applications.
  • Ability to distill complex ML concepts for both technical and non-technical audiences.
  • Bachelor’s or Master’s degree in Machine Learning, Computer Science, Data Engineering, or a related field.
  • A track record of delivering and implementing machine learning solutions that have successfully driven value in real-world applications.
Responsibilities
  • Develop and deploy robust ML models that deliver high-impact results for real-world applications.
  • Design and implement efficient, scalable pipelines to train and retrain ML models, ensuring they meet business needs.
  • Continuously fine-tune LLMs to align with specific enterprise requirements, enhancing accuracy, relevance, and performance.
  • Implement and refine feedback loops to iteratively improve the effectiveness of ML models over time.
  • Work closely with product and business teams to understand and translate requirements into ML solutions that provide tangible outcomes.
  • Keep up with the latest in ML research and best practices, applying insights to our ML infrastructure to ensure it remains at the cutting edge.
  • Guide and mentor junior team members, fostering a culture of continuous improvement and technical growth.
  • Clearly and effectively communicate ML methodologies, results, and insights to non-technical stakeholders.

Red Cell Partners is an incubation firm that builds technology-led companies aimed at quickly reaching scale in healthcare and national security. It supports ventures by developing tools and solutions designed to move advanced technologies from concept to market, addressing national priorities. Its approach combines technical development, mentorship, and strategic resources to turn promising ideas into deployable products. Unlike general accelerators, Red Cell focuses on mission-driven, defense-aligned projects with the goal of solving urgent public needs. The company’s objective is to bring practical, impactful innovations to market that strengthen national health and security capabilities.

Company Size

51-200

Company Stage

N/A

Total Funding

$494.5M

Headquarters

New York City, New York

Founded

2020

Simplify Jobs

Simplify's Take

What believers are saying

  • Raised $91M for RCIF I to fund incubations through early-stage rounds.
  • Hired Sean O'Keefe as deputy CTO from Google and Function Health.
  • Opened Incubation Fund II in August 2025 for healthcare and security scaling.

What critics are saying

  • UnitedHealth crushes Crux using Optum's $1B Rally revenue to undercut pricing.
  • AWS reclaims Sridharan, launches agentic platforms starving Trase DoN contracts.
  • Claros obsoletes Trase edge AI via General Catalyst-funded energy tools.

What makes Red Cell Partners unique

  • Red Cell incubates tech-led companies in healthcare, cyber, and national security.
  • Launched Crux in 2024 for affordable QoL medications via employer benefits.
  • Deployed Trase in 2024 for agentic AI in regulated industries like defense.

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Benefits

Health Insurance

Dental Insurance

Vision Insurance

Unlimited Paid Time Off

Flexible Work Hours

Remote Work Options

Parental Leave

Company News

Axios
Mar 19th, 2026
Claros raises $30M seed to cut data centre energy waste

Claros, a startup developing technology to minimise energy waste at data centres, has closed a $30 million seed round co-led by General Catalyst and Red Cell Partners. Systemiq Capital, Aero X Ventures and Trenches Capital also participated as new and existing investors.

Yahoo Finance
Mar 12th, 2026
Red Cell Partners appoints ex-Google and Function Health veteran Sean O'Keefe as deputy CTO

Red Cell Partners has appointed Sean O'Keefe as Deputy Chief Technology Officer. O'Keefe will oversee technology strategy implementation, daily engineering operations and manage the firm's engineering teams. O'Keefe previously served as Senior Vice President of Engineering at Function Health, where he was the first engineering hire and led development of a secure health data platform and generative AI platform. Earlier in his career, he worked at Google Research as a Senior Software Engineer, leading the TensorFlow Model Remediation Library focused on AI safety and bias mitigation. A former Green Beret in the 10th Special Forces Group, O'Keefe also worked at Bridgewater Associates conducting quantitative research. Red Cell Partners is a venture studio building technology companies in healthcare, cyber and national security sectors.

Evolve Security
Feb 25th, 2026
Evoke Security Raises $4M Pre-Seed Round to Secure the Agentic Workforce - Evoke Security

Evoke empowers organizations to deploy AI with confidence. Our platform surfaces and secures risks at the agentic layer.

Red Cell Partners
Jan 19th, 2026
Valinor | Red Cell Partners

Valinor provides a go-to-market engine for those building products for defense, the broader U.S. Government, and our allies.

PR Newswire
Jan 8th, 2026
Valinor Enterprises: $85 Million Raised to Scale New Operating Model for Defense

/PRNewswire/ -- Valinor Enterprises, an operational holding company for defense and government technology, today announced it has raised $54 million in Series...

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