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Vultron

Applied AI Engineer

Vultron, San Francisco

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Applied AI Engineer
Why Vultron
Vultron is building the agentic operating system for federal growth. As an early member of the team, you’ll be part of a transformative company from its early stages.

  • Exceptional Market Demand: Secured significant contracts with top government and defense contractors across the world.
  • World-Class Team: ex-Anduril, Robinhood, Google, Amazon, DoD, etc. Founding team includes early members at $1B+ startups in the defense sector.
  • Competitive Compensation: Industry-leading salary and equity offerings.
Challenges
We’re applying generative AI and agentic systems to one of the most high-stakes, high-friction domains in the world. As our first AI Researcher, you’ll tackle problems that go far beyond the benchmarks.
Model Quality in Real-World Workflows
Improving synthesis, summarization, grounding, and structured reasoning in a government contracting and proposal context.
Custom Evaluation and Feedback Loops
Designing robust ways to evaluate relevance, completeness, hallucination risk, and user-centric performance.
Latency, Scale, and Control
Balancing performance and cost across open and closed models while building a testbed for fine-tuning and long-context optimization.
Role
As a key member of the Vultron applied research team, you will:
  • Build and improve model-powered product features that help federal contractors reason faster and act with confidence.
  • Enhance grounding, summarization, and generation systems across Vultron’s modular proposal workflows.
  • Develop and refine retrieval systems using RAG, vector search, and knowledge graphs.
  • Design evaluation pipelines that go beyond BLEU or ROUGE — measuring utility, accuracy, and synthesis quality in noisy, complex documents.
  • Work closely with federal domain experts to translate expertise into scalable model strategies.
  • Conduct experiments with fine-tuning, synthetic data generation, and in-context learning to improve performance across retrieval and summarization tasks.
Qualifications
Advanced LLM Applied Research
Experience fine-tuning and prompting large models — particularly agentic or task-specific systems — and improving performance through grounding, context window optimization, or RAG.
Deep Expertise in AI Model Development
Experience researching and building LLM-based systems, including both training and deployment.
Strong Publication Record
Significant contributions to the AI field via top-tier conferences or open-source projects.
Excellent Communication & Collaboration
Proven ability to work closely with engineers, product teams, and non-technical experts to ship fast and stay aligned.
Preferred Experience
  • Ph.D. or MS in Computer Science, Machine Learning, or a related field (or equivalent industry experience).
  • 5+ years of experience in ML research, applied LLMs, or model infrastructure.
  • Experience with RAG pipelines and evaluation frameworks like RAGAS, DSPy, or LLaMAEval.
  • Experience with scalable LLM systems using LangChain, LlamaIndex, Hugging Face, or similar frameworks.
  • Experience designing or running fine-tuning experiments
  • Familiarity with GPU-based experimentation and cloud model deployment (e.g., vLLM, DeepSpeed, Ray Serve).
  • Prior work in high-trust domains is a plus.
Join us in shaping the future of government contracting with autonomy.

Seniority level

  • Seniority level

    Mid-Senior level

Employment type

  • Employment type

    Full-time

Job function

  • Job function

    Engineering and Information Technology
  • Industries

    Software Development

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