Mechanical Engineer

Location & work modality: HQ Rubí (near Barcelona) / hybrid model (3 days per week at the office)

Start: ASAP

Type of Contract: Full Time / Permanent

Submer designs and delivers end-to-end AI datacenter infrastructure built around industry-leading liquid cooling.

We help organizations scale AI beyond the limits of traditional datacenters by enabling higher density, greater efficiency and lower environmental impact – accelerating time-to-AI from first deployment to full production.

We are seeking a Mechanical Engineer to lead the design and delivery of critical mechanical systems for high-density data centers, including both conventional air‑cooled facilities and direct liquid cooling (DLC) environments. This role ensures the safe, efficient, and resilient operation of cooling and mechanical infrastructure from chillers to fan wall, CRAC/CRAH units, CDU loops and rac...