Critical Operations Technician II

Operate and maintain the mechanical, electrical, fire-life-safety, base-building, and other critical systems supporting a STACK data center campus in Manassas. The technician monitors facility conditions, executes maintenance and operating procedures, responds to incidents, and supports the day-to-day reliability of customer infrastructure. The work covers chilled-water and HVAC systems, utility and generator switchgear, UPS systems, power distribution, and other mission-critical equipment while following STACK safety, availability, communication, and operational-knowledge programs.

• Hands-on experience in data center or related mission-critical operations • Strong knowledge of mechanical and electrical data center systems, including UPS, power distribution, generators, chillers, CRAC/CRAH equipment, and fire-life-safety systems • Ability to follow operating and maintenance procedures and respond to abnormal facility conditions • Strong safety, troubleshooting, documentation, and customer-service skills • Ability to work onsite in a continuously operating data center environment