Critical Operations Engineer ; Night

About Coresite At Core Site, we empower a more connected future through high-performance data centers and interconnection solutions. Recognized as a trusted partner in digital transformation, our strategically located facilities and innovative services enable businesses to connect, collaborate, and grow in an ever-evolving technological landscape.

The Critical Operations Engineer I assists in the operational integrity, security, and regulatory compliance of the data center. The technician should have a strong knowledge of telecommunications, mechanical, electrical, and life safety systems, as well as data center operating procedures.

We are currently hiring for the Sunday-Thursday 11:00pm-7:00am schedule.

• Completion of Core Site’s Data Center Operations Qualification Program to the tier level at which you are hired within the first nine (9) months of employment.
• Operate, monitor, maintain, and respond to abnormal conditions in facility systems (Electrical, Mechanical, Communications, Building Monitoring and Control).
• Tracking and trending operational characteristics.
• Provide feedback to management on the effectiveness of existing standards and processes.
• Work with contractors and consultants for all system expansions, corrections and upgrades.
• Assist with the database management of maintenance discrepancies and resolve site issues based on agreed priorities.
• Analyze operating conditions, recommend new technologies, and improve overall efficiency as per Core Site guidelines.
• Manage systems to avoid unplanned, customer-impacting outages.
• Navigate and utilize a CMMS system.
• Provide day‑to‑day exceptional customer service and support.
• Maintain and complete regular facility and security tours, documenting and responding to found issues.
• Coordinate and oversee power installations and upgrades.
• Execute work orders, customer service tickets, and infrastructure projects (Internal/Customer).
• Maintain proper labeling of all equipment per established procedures.
• Escalate incidents, respond, and report follow‑up.
• Manage building service requests through resolution.
• Serve in a technical writing capacity for preventive or corrective maintenance procedures.
• Adhere to and promote Core Site’s Principles of Operational Excellence.
• Provide applied mechanical and integrated control expertise for the entire data center.

This position requires interaction with Core Site personnel, vendors, partners, contractors, and clients.

• Firm understanding of the electrical and mechanical systems used in a data center environment.
• Proficient knowledge of fiber optics / cabling infrastructure and industry best practices.
• Proficient knowledge of NEC, NFPA 70E, NFPA 72, NFPA 25, and compliance issues as well as building codes related to fire life safety.
• Proficient in industrial safety best practices (e.g., lockout/tagout, arc flash protection, OSHA, state regulations).
• Proficient with data trending / tracking and analysis and ability to rapidly learn and use PC‑based, integrated critical monitoring systems.

• Minimum of 2 years experience installing, maintaining, and/or troubleshooting large commercial and industrial systems, including:
  • Chilled Water Systems
  • Large Centrifugal Chillers
  • Cooling Towers
  • Heat Exchangers
  • Water Treatment Systems
  • VFDs and Pumps
  • HVAC equipment
  • CRAC/CRAH units
  • Humidification Systems
  • BMS and PLC Controls
  • Emergency Standby Diesel Generator Systems
  • Fuel/Oil systems
  • 480/277 and 208/120 electrical generation and distribution
  • Static UPS Systems
  • Double Interlock Pre‑Action Systems
  • Communications cabling
  • Cabling infrastructure
  • Network infrastructure and hardware
• Experience laying out, pulling, dressing, and terminating fiber and copper communications cabling.
• Experience diagnosing and repairing IT hardware, servers, network switches, structured cabling.
• Proven leadership skills.
• Excellent written and oral communication skills.
• Proficiency with Microsoft Office Suite (Word, Excel, PowerPoint, Project).

• Communicate effectively with customers and internal staff.
• Coordinate, supervise, and communicate with contractors performing maintenance or upgrade work.
• Learn quickly and address issues during…