Mechanical Engineer at Giga

Compensation

$90,000 – $122,000/yr

Setup: Hybrid
Location: Long Beach, California
Type: Full-time
Posted: Jun 20, 2026

Description

Giga is seeking a Mechanical Engineer responsible for designing HVAC and mechanical systems for AI data center infrastructure. The role involves comprehensive design tasks from conceptual stages to construction documents, requiring proficiency in various design software and adherence to industry standards. The ideal candidate will contribute to optimizing mechanical systems for critical data center environments.

Required Skills

AutoCAD
Revit MEP
Trane Trace
Carrier HAP
PipeFlo
ICC/UPC codes
ASHRAE standards

Additional Information

Required Previous Experiences: 3–5 years of professional HVAC design experience
Preferred Qualifications: Knowledge of mechanical cooling topologies used in data centers: CRAC/CRAH units, chilled water plants, air-cooled chillers, water-side and air-side economization, and evaporative/adiabatic cooling
Familiarity with high-density and liquid cooling approaches (direct liquid cooling, rear-door heat exchangers, immersion cooling)
Experience with hydronic system design including primary/secondary loops, variable flow systems, and plant sequencing
Experience reviewing or performing CFD analysis for airflow and thermal modeling
Understanding of how mechanical systems integrate with electrical infrastructure (UPS, generators, switchgear)
Commissioning experience — FAT, SAT, or functional performance testing
Professional Engineer (PE) license, or actively pursuing licensure
Experience authoring design narratives and basis-of-design documents and presenting them to clients or stakeholders