Lead Engineer, Critical Facility Operations (AI)

Location: Fully remote in the US; up to 50% travel required, with heavy site travel expected during the first year.

Company

hirify.global builds large-scale AI computing hardware and infrastructure for high-speed model training and inference.

What you will do

• Provide technical leadership and escalation support for safe, reliable operation of critical environments across operational sites and new builds.
• Assess and troubleshoot coolant distribution units, liquid-cooling systems, heat exchange, water quality, flow, pressure, temperature, redundancy, and facility-to-equipment interfaces.
• Evaluate environmental controls, building management systems, electrical power monitoring, sensors, alarms, interlocks, and sequences of operation.
• Lead electrical and mechanical incident response, technical investigations, root cause analysis, corrective actions, and operational risk reviews.
• Support commissioning and operational acceptance of new sites, including test evidence, maintainability, controls performance, documentation, and unresolved deficiencies.
• Partner with Product Engineering, EPC, Build & Deploy, site teams, providers, and equipment manufacturers to validate interfaces, improve reliability, and maintain operating standards.

Requirements

• 10+ years of relevant data center experience with substantial responsibility for live, mission-critical environments.
• Deep expertise in environmental controls, including hands-on experience with Coolant Distribution Units (CDUs) and data center cooling systems.
• Strong practical understanding of data center electrical and mechanical infrastructure and their interactions.
• Ability to assess interconnected systems, identify technical limitations, and engage qualified specialists when needed.
• Working knowledge of data center white space, including servers, storage, networking equipment, racks, and associated data hall infrastructure.
• Proven experience leading technical incident response, root cause analysis, commissioning, or operational acceptance activities.
• Engineering degree, relevant technical qualification, or equivalent practical experience.

Culture & Benefits

• Fully remote work with negotiable long-term travel expectations and up to 50% travel required.
• Opportunity to help build and mature a resilient, effective, and efficient critical facility operations organization.
• Potential growth as an individual contributor or into a leadership role, including mentoring engineers and setting global technical practices.
• Team culture emphasizes practical decision-making, clarity, collaboration, and a bias toward getting things done.
• Work on AI hardware and infrastructure supporting high-speed training and inference.