Jobs at 3E (3e.eu)

Own the architecture, development, operation, and reliability of a high-performance Java ETL engine processing near-real-time data from millions of renewable energy devices. Integrate object storage and streaming infrastructure, balance batch and real-time processing, lead testing and incident response, document architecture and runbooks, and guide technical decisions across a small engineering team.

Provide first-level client support for the SynaptiQ SaaS platform, assist deployments and onboarding, test and debug new features, report and help resolve bugs, and propose process or tooling improvements while learning under senior engineers.

Manage onboarding and ongoing success for 5–15 customer accounts, run 1–3 onboarding projects, monitor KPIs and customer health, deliver training and enablement, identify upsell opportunities, coordinate cross-functional teams, and feed product improvements from customer insight.

The Senior Renewable Energy Engineer manages consultancy projects, conducts technical due diligence for solar and wind, oversees project feasibility, monitors construction, and engages in stakeholder management, ensuring project success from inception to operation.