Senior Mechanical & Liquid-Cooling Design Engineer

Armada; Northern (KY); Hybrid; USD 130,000 - 185,000; Full time

Job summary

Armada is seeking a Senior Mechanical Systems / Design Engineer to lead the design and development of liquid cooling and mechanical distribution systems for our modular AI data center platforms. This role sits at the intersection of mechanical design, hydraulic engineering, thermal infrastructure, manufacturing, controls, and commissioning.

You will own the mechanical distribution architecture connecting heat-rejection equipment, pumps, piping, manifolds, rack cooling interfaces, and modular

Qualifications

• 7+ years designing mechanical cooling, hydraulic distribution, or mission-critical infrastructure systems.
• Experience with data centers, semiconductor facilities, or high-reliability environments.
• Ability to own mechanical design from concept through commissioning and field deployment.

Responsibilities

• Own end-to-end mechanical cooling architecture for modular data center platforms.
• Define cooling boundaries and distribution strategies.
• Develop pipe sizing, flow, pressure-drop, and pump-head calculations.
• Create P&IDs, equipment schedules, valve schedules, and instrumentation requirements.
• Define interfaces between factory-built modules and field infrastructure.
• Collaborate across engineering, manufacturing, commissioning, and field teams.

Skills

Mechanical cooling design

Hydraulic distribution

Thermal systems

Data center cooling

Cross-functional leadership

System modeling

Prototype testing

Tools

AutoCAD

Revit

Plant 3D

SolidWorks

Inventor

AFT Fathom

CFD tools

Job description

Armada is seeking a Senior Mechanical Systems / Design Engineer to lead the design and development of liquid cooling and mechanical distribution systems for our modular AI data center platforms. This role sits at the intersection of mechanical design, hydraulic engineering, thermal infrastructure, manufacturing, controls, and commissioning.

You will own the mechanical distribution architecture connecting heat-rejection equipment, pumps, piping, manifolds, rack cooling interfaces, and modular