Critical Support Specialist, NA - Chiller SME

Vantagedc; Ashburn (VA); On-site; USD 90,000 - 130,000; Full time

Job summary

Vantage is seeking a Critical Support Specialist (Chiller CSS) to work on-site at a data center. This role requires SME-level expertise in electrical and mechanical systems, delivering high uptime and cost-efficient operations for critical infrastructure.

You will work with a team of engineers to perform maintenance and repairs on UPS, PDUs, diesel generators, ATS equipment, and building controls, ensuring reliability and customer satisfaction across facilities.

Qualifications

• Experience in critical facility maintenance and data center environments.
• Ability to manage complex maintenance projects with minimal supervision.
• Demonstrated safety incident response and secure work practices.

Responsibilities

• Perform detailed, specialized maintenance and troubleshooting for data center systems.
• Independently manage complex maintenance projects and system enhancements.
• Respond to safety incidents and emergencies, maintaining a secure work environment.
• Collaborate with internal teams and external vendors to meet uptime goals.
• Contribute to documentation and training materials for procedures.

Skills

Troubleshooting

Maintenance planning

Safety compliance

Team collaboration

On-site operations

Tools

CMMS

Job description

About Vantage

Vantage powers, cools, protects and connects the technology of the world's well-known hyperscalers, cloud providers and large enterprises. Developing and operating across North America, EMEA and Asia Pacific, Vantage has evolved data center design in innovative ways to deliver dramatic gains in reliability, efficiency and sustainability in flexible environments that can scale as quickly as the market demands.

Site Operations Department

The Site Operations Department is responsible for the overall health of all mechanical and electrical systems, building maintenance, and performance of all data modules in our data centers. The team is staffed 24 x 7 onsite with Critical Facility Engineers (CFEs) on each shift.

This team is the face of Vantage to our customers and the first line of defense regarding the uptime of our campus as well as the performance of our customer installations. Using a Critical Maintenance Management System (CMMS) to plan and track work needed, the Site Operations department performs all preventative and corrective maintenance.

Our culture expects and rewards team performance that engages directly with the customers and the facility infrastructure. This is a team that does most of the actual work versus calling upon vendors. As a result, we provide superior service that is faster and more cost effective.

Position Overview

This position will be on-site at a data center. Critical Support Specialist roles are SMEs (Subject Matter Experts) and highly-trained in specific areas within the data center electrical/mechanical space. See specialization list below.

This particular role will be a Chiller CSS / Subject Matter Expert.

We are looking for a Critical Support Specialist who knows what best-in-class service looks like and can make that a reality. This role is a crucial member of our facilities team, managing some of the most efficient and cost-effective data center facilities in the industry. The successful candidate for this role will work with a team of other electrical and mechanical-focused engineers performing maintenance and repair for our data center infrastructure. We take our customer requirements for uptime seriously and keep our facilities maintained to a very high standard to ensure uninterrupted service for our customers.

If you enjoy working on critical data center systems (UPSs, PDUs, Diesel Generators, ATS equipment and Building Controls), as well as industrial electrical equipment and systems that include power distribution components/wiring, electronic components, and lighting systems, know the importance of getting it right the first time and not disrupting mission critical data centers, and enjoy delighting customers with superior service, then please read on!

Essential Job Functions

• Perform detailed, specialized maintenance, troubleshooting, and operational tasks within your area of expertise, ensuring uninterrupted data center operations.
• Independently manage complex maintenance projects and system enhancements with minimal supervision.
• Respond effectively to safety incidents and emergency situations, maintaining a secure work environment.
• Exercise discretion and judgment in adapting workflows to shifting priorities.
• Collaborate frequently with internal teams across multiple organizational levels and externally with vendors and technical partners.
• Additional duties as assigned by Management.

Duties by Specialization

Low Voltage Electrical Specialist

• Operate, maintain, and repair critical low voltage electrical infrastructure including substations, utility switchgear, transformers, feeders and distribution systems, power metering, power generators, automatic transfer switches (ATS), uninterruptible power supplies (UPS), batteries, power distribution units (PDUs), static transfer switches (STSs), remote power panels (RPPs), and associated controls.
• Conduct comprehensive inspections and preventive maintenance, implementing detailed solutions to enhance reliability and operational effectiveness.
• Act as a subject matter expert in low voltage electrical systems, providing detailed technical guidance, training, and mentoring junior team members.
• Lead complex troubleshooting efforts, document findings, and contribute significantly to procedural documentation and training materials.

Medium Voltage Electrical Specialist

• Manage and maintain medium voltage electrical systems such as substations, utility switchgear, transformers, feeders and distribution systems, and protection and control circuitry.
• Oversee preventive maintenance schedules, detailed system inspections, and extensive repairs, ensuring strict compliance with regulatory and safety standards.
• Act as a technical leader, providing detailed expert-level troubleshooting, resolution of complex electrical issues, and mentoring junior personnel.
• Document comprehensive technical procedures and collaborate with engineering teams on system enhancements and updates.

UPS Systems Specialist

Perform deta