L5 Mission Critical

Critical Environments Talent

Careers at L5 Mission Critical

Build the team running tomorrow's hyperscale infrastructure. We're hiring critical environments professionals across the U.S. — from day-one operations to commissioning and beyond.

View Our Current Openings

Areas We're Hiring

Roles Across the Data Center Lifecycle

We're hire for the full scope of critical operations work, from live facility engineering to commissioning and retrofit project management.

Critical Operations & Engineering

  • Facility & chief engineers
  • BMS technicians
  • EHS & site administration

Commissioning

  • Commissioning engineers
  • Commissioning technicians
  • Start-up & energization specialists

Project Management

  • Retrofit & capacity expansion PMs
  • MEP trade coordinators
  • Site readiness leads

Also hiring

Professionals with data center experience in Human Resources, Sourcing & Procurement, Finance, Marketing & Communications, Business Development, Legal, and Reliability.

Why L5

A Career Path Built for the Long Term

We're building L5's culture and leadership team from the ground up, with a genuine path for people who want to grow with us.

A vertical career path from technician to leadership
An employer-sponsored certification and training program tied to a credential ladder
The backing and stability of a company owned by an established construction enterprise
A bridge program for construction professionals moving into data center facilities management roles

Join the Team

Ready to Build What's Next?

Browse our current openings and apply directly
through our careers portal.

Questions? Email us at info@l5mc.com