CareerPlan

Platform Engineer – Agentic AI & Harness Engineering

Madrid HQ (KES51610)Full-time2026-05-27 → 2026-11-12

Core

Build the internal agent harness (runtime, orchestration, guardrails) to turn foundation models into reliable, governed AI agents at scale for engineering, infrastructure, and operations teams.

Role type

Senior Platform Engineer (Agentic AI & Harness Engineering)

Builds

Internal agent harness, golden paths, reusable patterns, and oversight models for agentic productivity.

Domain

Cloud-native infrastructure, AI Agents, LLM Orchestration

Deliverable

production ML models

Required skills

Platform Engineering, DevOps, SRE, Python, Kubernetes, Containers, Infrastructure as Code, Cloud (AWS/Azure/GCP), MCP integration, Agent orchestration, Policy-as-code, Observability, Product thinking (SLOs, contracts)

Preferred skills

LangGraph, CrewAI, AutoGen, Model Context Protocol, LLMOps, AI-assisted development tools, Regulated environment experience

Technologies

Python, Kubernetes, AWS/Azure/GCP, MCP, LangGraph, CrewAI, AutoGen

Responsibilities

Design and build agent harness runtime and orchestration; Define oversight models with policy-as-code and human-in-the-loop; Integrate agents with CI/CD and cloud services; Make agentic productivity measurable via instrumentation; Mentor teams on harness adoption and enablement.

Seniority

Senior, hands-on IC