Mechanical Operations Supervisor

Location: Vineland, New Jersey
Work Setting: On-Site
Employment Type: Full-Time
Schedule: Monday–Friday, 7:00 AM–3:00 PM, with flexibility for shift coverage and emergency support

Data One designs, develops, and operates sustainable AI Factories, bringing together energy, infrastructure, and artificial intelligence at industrial scale. With operations in the U.S. and internationally, we deliver large-scale, mission-critical infrastructure with a focus on innovation, sustainability, and operational excellence. As we continue to grow, we're looking for people who want to bring their experience, ideas, and perspective to meaningful projects and help shape what comes next at Data One.

Data One is hiring a Mechanical Operations Supervisor to oversee daily mechanical operations, maintenance activities, and technical personnel at our Vineland data center. This position is responsible for supervising mechanical engineers and technicians, coordinating maintenance activities, and supporting the safe and reliable operation of critical cooling and mechanical infrastructure.

You’ll work closely with the Mechanical Manager, Operations, contractors, and vendors to oversee daily work, respond to mechanical incidents, and support equipment reliability. This role also includes employee development, safety oversight, and maintaining operational standards within a mission-critical environment.

• Oversee daily operations of chilled-water systems, centrifugal and screw chillers, pumps, cooling towers, dry coolers, heat exchangers, CRAC/CRAH units, and associated mechanical infrastructure.
• Supervise mechanical engineers and technicians, including daily assignments, scheduling, shift coverage, performance feedback, and employee development.
• Plan, schedule, and coordinate preventive and corrective maintenance, equipment inspections, and mechanical rounds using computerized maintenance management systems (CMMS).
• Monitor cooling system performance, equipment alarms, operational redundancy, and system conditions using Building Management Systems (BMS) and other monitoring platforms.
• Lead initial response to mechanical incidents, direct troubleshooting and equipment restoration activities, and elevate critical issues in accordance with established procedures.
• Coordinate mechanical contractors, vendors, and equipment manufacturers during maintenance, repairs, inspections, testing, and commissioning activities.
• Monitor critical spare parts, refrigerant records, water treatment supplies, and chemical inventories to support equipment maintenance and operational readiness.
• Maintain accurate maintenance records, incident reports, shift handovers, corrective-action trackers, and operational updates.
• Coordinate technical training, assess employee competency, and support the development and improvement of Standard Operating Procedures (SOPs), Methods of Procedure (MOPs), and Emergency Operating Procedures (EOPs).
• Enforce mechanical safety requirements, including lockout/tagout (LOTO), permit-to-work procedures, confined-space protocols, refrigerant handling, PPE, and stop-work procedures.

• 5+ years of hands‑on mechanical experience in mission‑critical facilities, including data centers, hospitals, pharmaceutical facilities, power plants, or heavy industrial environments.
• 2+ years of experience supervising or leading mechanical technicians or technical maintenance personnel.
• Strong knowledge of chilled‑water systems, chillers, pumps, Variable Frequency Drives (VFDs), cooling towers, dry coolers, heat exchangers, Fan Distribution Units (FDUs), and CRAC/CRAH equipment.
• Working knowledge of hydronic systems, including pressure maintenance, water treatment,…