Assistant Critical Operations Manager

Responsibilities

• Lead and implement a standardized culture of always working safely across all STACK data centers.
• Serve as a datacenter subject matter expert for electrical, mechanical, fire life safety, and other data center systems.
• Operate, monitor, maintain, and respond to abnormal conditions within the facility.
• Implement site-level efficiency projects and maintain overall site design PUE.
• Ensure STACK preventative and predictive maintenance program is executed.
• Train and mentor junior staff.
• Manage vendor relationships and service contracts.
• Aid in managing vendor procurement and billing processes.
• Create highly detailed technical procedures for maintenance events, emergency situations, and standard site evolutions.
• Manage site audits, both internal and external, ensuring adherence to compliance standards.
• Manage systems to avoid unplanned, customer-impacting outages.
• Manage the data floor and back-of-house mechanical loading capacity to ensure cooling system efficiency.
• Navigate and utilize CMS, EPMS, and BMS systems.
• Provide day-to-day exceptional customer service and support.
• Be available on-call as required to respond to emergency situations at the data center.

Qualifications

• Holding regular team meetings and individual 1:1 sessions is required.
• High school diploma or equivalent.
• Minimum of 4–5 years' experience in a data center or other related mission critical operations role.
• Knowledge of data center (hyperscale, enterprise, and colocation) and telecommunications industries.
• Experience working with Microsoft Office applications and database software.
• 3–5 years' experience managing facility preventative maintenance programs.
• 3–5 years' experience in vendor and project management.
• Expert understanding of electrical and mechanical systems used in a data center environment (e.g., UPS, Transformers, PDUs, RPPs, Chillers, CRAH, CRAC, STS, ATS, Pre-action systems).
• Expert knowledge of NFPA70e, NFPA72, NFPA25, and fire life safety compliance standards.
• Experience in data center trending and analysis with ability to learn PC-based monitoring systems.
• Ability to perform physical tasks including standing, walking, climbing, and lifting up to 25 pounds.
• Willingness to work outside normal business hours, including weekends, holidays, and on-call support.
• Comfortable working in a high-stress, fast-paced environment with shifting priorities.

Benefits

• Healthcare
• Dental Care
• Vision Insurance
• Life Insurance
• Paid Time Off
• Paid Leave Programs