Assistant Critical Operations Manager (Nights)

STACK INFRASTRUCTURE (STACK) provides digital infrastructure to scale the world’s most innovative companies. We are an award-winning industry leader in building, owning, and operating highly efficient, cost-effective wholesale, colocation, and cloud data centers. Each of our national facilities meets or exceeds the highest industry standards in all operational categories of availability, security, connectivity, and physical resilience.

About the role

The Assistant Critical Operations Manager (ACOM) supports a local data center campus for night shift operations. As a leader in STACK’s Critical Operations team, the ACOM assists the Critical Operations Manager in maintaining mechanical, electrical, fire life safety, base building, and other internal data center systems. The role focuses on implementing programs related to Safety, Team, Availability, Communication, and Knowledge.

The ACOM reports to the Critical Operations Manager and assists in developing and maintaining CAPEX and OPEX budgets at the site level, including project execution and management such as developing scopes, obtaining proposals, creating purchase requisitions, and ensuring proper invoice routing. This position supports Critical Operations across data center buildings on a single campus, ensuring maintainability and reliability of critical infrastructure.

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.
• Assist in managing vendor procurement and billing processes.
• Handle site budgeting and forecasting for both CapEx and OpEx.
• Create highly detailed technical procedures for maintenance events, emergency situations, and standard site evolutions.
• Perform expert technical reviews of procedures, company standards, and policies.
• Manage site audits, both internal and external, and ensure 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 the cooling system operates at its highest efficiency.
• Navigate and utilize CMS, EPMS, and BMS systems.
• Provide day-to-day exceptional customer service and support.
• On-call availability may be required to respond to emergency situations at the data center.
• Take on other duties as required by STACK.

Requirements

• High school diploma or equivalent.
• 2–3 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 various Microsoft Office applications and other database housing software.
• 1–2 years' experience in administering and managing facility preventative maintenance programs.
• 1–2 years' experience in vendor and project management.
• Ability to handle multiple tasks and work well in stressful situations.
• Working understanding of electrical and mechanical systems used in a data center environment, including but not limited to: UPS, Transformers, PDUs, RPPs, Chillers, CRAH, CRAC, STS, ATS, and Pre-action systems.
• Working knowledge of NFPA70e, NFPA72, NFPA25, compliance issues, and building codes related to fire life safety.
• Working knowledge and experience in data center trending and analysis, with the ability to rapidly learn and use PC-based site monitoring systems.
• Must be eligible to work in the United States and pass comprehensive background and drug screening.
• Occasionally required to stand, walk, sit, use hands to handle, reach or feel objects, climb stairs, balance, stoop or kneel, talk, see at close range, and hear for extended periods of time.
• Must be able to lift and/or move up to 25 pounds.
• 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.

Benefits

• Healthcare, dental care, and vision insurance.
• Life insurance.
• Paid time off and paid leave programs.
• 401K program.
• Flexible spending accounts.
• Cell phone subsidy.
• Peer-to-peer recognition and rewards programs.
• Company events, game nights, happy hours, and barbecues.

Schedule

This role supports night shift operations. Work hours may vary based on business needs.

Travel: None or less than 5%.