Critical Operations Technician (Night Shift)

STACK Infrastructure•Leesburg, VA

About The Position

STACK Infrastructure is seeking a Critical Operations Technician (COT) to support a local data center campus. As part of the Critical Operations team, the COT maintains and operates mechanical, electrical, fire life safety, base building, and other internal data center systems. The role supports programs focused on Safety, Team, Availability, Communication, and Knowledge, and is responsible for day-to-day data center operations. Mechanical systems include chilled water systems and components, HVAC systems such as rooftop units, CRAC/CRAH units, humidification systems, fan wall systems, air-cooled chillers, and central plant operations. Electrical systems include critical power distribution from utility and generator main switchgear through UPS systems to customer loads, as well as UPS, PDU, and RPP cabinets. Fire life safety duties include monitoring wet and pre-action sprinkler systems and associated detection devices. The position works a 12-hour night shift, 7 p.m. to 7 a.m., as needed for 24/7 coverage. On-call duties outside normal working hours may be required. Work hours may vary based on business needs, and the role may include other duties as required by STACK.

Requirements

High school diploma or equivalent.
3–5 years of experience in a data center or another related mission-critical operations role.
Experience with Microsoft Office applications and database housing software.
Ability to handle multiple tasks and work effectively in stressful situations.
Strong understanding of electrical and mechanical systems used in data centers, including UPS, transformers, PDUs, RPPs, chillers, CRAH, CRAC, STS, ATS, and pre-action systems.
Strong knowledge of NFPA 70E, NFPA 72, NFPA 25, compliance issues, and building codes related to fire life safety.
Familiarity and experience with data center trending and analysis, and ability to rapidly learn and use PC-based site monitoring systems.
Must be eligible to work in the United States.
Must pass a comprehensive background screening.
Must be willing to work outside normal business hours, including weekends, late nights, holidays, and on-call support.
Must be comfortable working in a high-stress, fast-paced environment with shifting priorities.
Must be able to occasionally stand, walk, sit, handle, reach for or feel objects, climb stairs, balance, stoop or kneel, talk, see at close range, and hear for extended periods.
Must be able to lift and/or move up to 25 pounds.

Nice To Haves

United States Navy Nuclear Engineering experience.
Bachelor's degree or equivalent work experience.

Responsibilities

Implement and follow STACK's standardized culture of always working safely.
Operate, monitor, maintain, and respond to abnormal conditions in electrical, mechanical, building monitoring, and control systems.
Track and trend operational characteristics.
Provide management with feedback on the effectiveness of existing standards and processes.
Work with the Critical Operations Manager to complete preventive and predictive maintenance schedules.
Assist with maintenance discrepancy database management and work with site management to resolve issues according to agreed priorities.
Promote maximum data center operational efficiency by analyzing operating conditions, recommending technologies, and improving efficiency.
Manage systems to avoid unplanned, customer-impacting outages.
Follow data center management direction regarding data floor and back-of-house mechanical loading capacity to support efficient cooling operation.
Coordinate and oversee power installations and upgrades.
Navigate and use a CMMS system and developed procedures to solve problems.
Assist with asset and consumable inventory management.
Track and properly label equipment according to established procedures.
Provide day-to-day customer service and support.
Escalate and respond to incidents and write follow-up reports.
Complete regular facility and security tours, documenting and responding to issues found.
Provide applied mechanical and integrated control expertise across the data center.
Develop technical procedures for preventive and corrective maintenance activities.
Take on on-call duties outside normal working hours when required.
Perform other duties as required by STACK.