ML Ops Engineer — Agentic AI Lab (Founding Team)
- Level
- Mid
- Work type
- On-site · San Francisco Bay Area
Not stated in the posting: salary, visa.
Open. First seen 2 October 2026.
About the role
ML Ops Engineer — Agentic AI Lab (Founding Team)
Location: San Francisco Bay Area
Type: Full-Time
Fabrion's standard text
Compensation: Competitive salary + meaningful equity (founding tier)
Backed by 8VC, we're building a world-class team to tackle one of the industry’s most critical infrastructure problems.
About the Role
Our AI Lab is pioneering the future of intelligent infrastructure through open-source LLMs, agent-native pipelines, retrieval-augmented generation (RAG), and knowledge-graph-grounded models.
We’re hiring an ML Ops Engineer to be the glue between ML research and production systems — responsible for automating the model training, deployment, versioning, and observability pipelines that power our agents and AI data fabric.
You’ll work across compute orchestration, GPU infrastructure, fine-tuned model lifecycle management, model governance, and security e
Responsibilities
- Build and maintain secure, scalable, and automated pipelines for:
- LLM fine-tuning, SFT, LoRA, RLHF, DPO training
- RAG embedding pipelines with dynamic updates
- Model conversion, quantization, and inference rollout
- Manage hybrid compute infrastructure (cloud, on-prem, GPU clusters) for training and
inference workloads using Kubernetes, Ray, and Terraform
- Containerize models and agents using Docker, with reproducible builds and CI/CD via
GitHub Actions or ArgoCD
- Implement and enforce model governance: versioning, metadata, lineage, reproducibility,
and evaluation capture
- Create and manage evaluation and benchmarking frameworks (e.g. OpenLLM-Evals,
RAGAS, LangSmith)
- Integrate with security and access control layers (OPA, ABAC, Keycloak) to enforce
model policies per tenant
- Instrument observability for model latency, token usage, performance metrics, error
tracing, and drift detection
- Support deployment of agentic apps with LangGraph, LangChain, and custom inference
backends (e.g. vLLM, TGI, Triton)
Desired Experience
Model Infrastructure:
- 4+ years in MLOps, ML platform engineering, or infra-focused ML roles
- Deep familiarity with model lifecycle management tools: MLflow, Weights & Biases, DVC,
- HuggingFace Hub
- Experience with large model deployments (open-source LLMs preferred): LLaMA,
- Mistral, Falcon, Mixtral
- Comfortable with tuning libraries (HuggingFace Trainer, DeepSpeed, FSDP, QLoRA)
- Familiarity with inference serving: vLLM, TGI, Ray Serve, Triton Inference Server
Automation + Infra:
- Proficient with Terraform, Helm, K8s, and container orchestration
- Experience with CI/CD for ML (e.g. GitHub Actions + model checkpoints)
- Managed hybrid workloads across GPU cloud (Lambda, Modal, HuggingFace Inference,
- Sagemaker)
- Familiar with cost optimization (spot instance scaling, batch prioritization, model sharding)
Agent + Data Pipeline Support:●
Familiarity with LangChain, LangGraph, LlamaIndex or similar RAG/agent orchestration tools
Built embedding pipelines for multi-source documents (PDF, JSON, CSV, HTML)
Integrated with vector databases (Weaviate, Qdrant, FAISS, Chroma)
Security & Governance:
Implemented model-level RBAC, usage tracking, audit trails
Integrated with API rate limits, tenant billing, and SLA observability
Experience with policy-as-code systems (OPA, Rego) and access layers
Preferred Stack
- LLM Ops: HuggingFace, DeepSpeed, MLflow, Weights & Biases, DVC
- Infra: Kubernetes (GKE/EKS), Ray, Terraform, Helm, GitHub Actions, ArgoCD
- Serving: vLLM, TGI, Triton, Ray Serve
- Pipelines: Prefect, Airflow, Dagster
- Monitoring: Prometheus, Grafana, OpenTelemetry, LangSmith
- Security: OPA (Rego), Keycloak, Vault
- Languages: Python (primary), Bash, optionally Rust or Go for tooling
Mindset & Culture Fit
- Builder's mindset with startup autonomy: you automate what slows you down
- Obsessive about reproducibility, observability, and traceability
- Comfortable with a hybrid team of AI researchers, DevOps, and backend engineers
- Interested in aligning ML systems to product delivery, not just papers
- Bonus: experience with SOC2, HIPAA, or GovCloud-grade model operations
What We’re Looking For
Experience:
- 5+ years as a full stack or backend engineer
- Experience owning and delivering production systems end-to-end
- Prior experience with modern frontend frameworks (React, Next.js)
- Familiarity with building APIs, databases, cloud infrastructure, or deployment workflows at scale
- Comfortable working in early-stage startups or autonomous roles, prior experience as a founder, founding engineer, or a 0-1 pre-seed startup is a big plus
Mindset:
- Comfortable with ambiguity, eager to prototype and iterate quickly
- Strong sense of ownership — prefers to build systems rather than wait for tickets
- Enjoys thinking about architecture, performance, and tradeoffs at every level
- Clear communicator and pragmatic team player
- Values equity and impact over prestige or hierarchy
- Prior startup or founding team experience
Why This Role Matters
Your work will enable models and agents to be trained, evaluated, deployed, and governed at
scale — across many tenants, models, and tasks. This is the backbone of a secure, reliable,
and scalable AI-native enterprise system. If you dream about using AI to solve some really hard
real world problems – we would love to hear from you.
What this role asks for
Particular to this role
Airflow · Bash · Golang · Grafana · HTML · Helm · MLOps · MLflow
Rare in Fabrion's other 8 open postings.
Standard for data science / ML roles
LLM · Machine Learning · Python
Common in data science / ML postings at any company.
In most of Fabrion's ads
Vector Databases
Named in most of its open postings, whatever the role.
96% of this description is written for the role. The rest is Fabrion's standard text, folded away below.
Read against Fabrion's other open postings on this site.
The team: Engineering
This role is one of 7 open in Engineering.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
Vector Databases (6 of 7), LangChain (5 of 7), LLM (5 of 7), React (5 of 7), JavaScript (4 of 7), Kubernetes (4 of 7), RAG (4 of 7)
OTHER ROLES ON THIS TEAM
- Founding AI Research Lead - Agentic AI Lab posted Sep 6
- ML/AI Research Engineer — Agentic AI Lab (Founding Team) posted Aug 28
- DevOps Engineer (Founding Team) posted Aug 11
- Frontend Engineer (Founding Team) posted Aug 11
- Data Engineer (Founding Team) posted Aug 11
- Founding Engineer posted Aug 11
From the team and dates on Fabrion's own job board.
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