Principal Civil, Structural & Architectural (CSA) Engineer

Fluidstack; Seattle (WA); Remote; USD 120,000 - 180,000; Full time

Job summary

Fluidstack, an AI Cloud Platform leader, seeks a Principal CSA Engineer to manage and design datacenter structures, ensuring safe and sustainable facilities. Candidates should have 10+ years of experience, strong proficiency in design tools, and a commitment to innovative, high-quality engineering practices.

Benefits

Competitive total compensation package (salary + equity)

Retirement or pension plan

Health, dental, and vision insurance

Generous PTO policy

Qualifications

• 10+ years CSA design for hyperscale data centers or clean-manufacturing.
• Experience with seismic and wind-load expertise.
• Registered Architect or PE-Structural a plus.

Responsibilities

• Manage all aspects of the CSA system for datacenters.
• Create strategy for datacenter CSA design and deployment.
• Lead site due-diligence and permitting strategy.

Skills

Seismic and wind-load expertise

Design standards for datacenters

Proficient in Revit

Proficient in Navisworks

Proficient in STAAD

Proficient in RAM

Lifecycle-carbon accounting

LEED/BREEAM familiarity

Education

B.S / B.A degree in Architectural / Civil / Structural engineering

Job description

About Fluidstack

Fluidstack is the AI Cloud Platform. We build GPU supercomputers for top AI labs, governments, and enterprises. Our customers include Mistral, Poolside, Black Forest Labs, Meta, and more.

Our team is small, highly motivated, and focused on providing a world class supercomputing experience. We put our customers first in everything we do, working hard to not just win the sale, but to win repeated business and customer referrals.

We hold ourselves and each other to high standards. We expect you to care deeply about the work you do, the products you build, and the experience our customers have in every interaction with us.

You must work hard, take ownership from inception to delivery, and approach every problem with an open mind and a positive attitude. We value effectiveness, competence, and a growth mindset.

About the Role

The Principal CSA Engineer ensures every Fluidstack facility has the bones to house extreme-density compute safely and sustainably. You will translate performance goals into site plans, structural frames and fit-outs that accelerate build schedules and cut embodied carbon.

Focus

• Manage all aspects of the CSA system for datacenters.

• Create strategy for datacenter CSA design and deployment.

• Develop CSA design standards for datacenters.

• Develop and maintain the basis of design, master specification and master drawings.

• Facilitate developing project specific drawings and documentation based on the master design with local adaptation working with external design consultants.

• Lead site due-diligence, geotechnical assessment and permitting strategy.

• Create architectural layouts optimised for hot-aisle/cold-aisle, liquid-cooling manifolds and service corridors.

• Analyse structural loads for high-mass DLC racks / air cooled racks, immersion tanks and seismic compliance.

• Specify fire-rating, floor finishes, acoustics and envelope insulation standards.

• Coordinate with Construction to prefab modular MEP skids and minimise on-site disruption.

• Interface with Mechanical, Electrical and Construction teams through 30/60/90% design reviews.

• Willing and able to travel domestic and international to support projects. 20% travel is expected for this role.

About You

• B.S / B.A degree in Architectural / Civil / Structural engineering discipline.

• 10 + years CSA design for hyperscale data centers, or clean-manufacturing.

• Proficient in Revit, Navisworks, STAAD or RAM; seismic and wind-load expertise.

• Familiar with LEED/BREEAM and lifecycle-carbon accounting.

• Registered Architect or PE‐Structural a plus.

Benefits

• Competitive total compensation package (salary + equity).

• Retirement or pension plan, in line with local norms.

• Health, dental, and vision insurance.

• Generous PTO policy, in line with local norms.

• Fluidstack is remote first, but has offices in key hubs. For all other locations, we provide access to WeWork.