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5C · 9 hours ago

Critical Facilities Maintenance Engineer(CFM)

Dayton, OH

Full-time

Onsite

Entry, Mid Level

$25/hr - $35/hr

2+ years exp

5C is an industry-leading data center and cloud services provider serving hyper scalers, cloud providers, and enterprise customers. The Critical Facilities Maintenance Engineer will be responsible for the seamless performance of electrical, mechanical, and fire/life safety systems, including planning and executing maintenance and leading projects to ensure optimal operations.

Information Technology

Responsibilities

Independently operate and monitor critical electrical and mechanical systems, including: UPS systems, battery plants, PDU/RPP, switchgear

Generators, ATS/STS equipment

CRAH/CRAC units, chillers, cooling towers, pumps, valves

BMS, EPMS, SCADA, leak detection, and fire-life-safety systems

Perform advanced troubleshooting and assist in diagnosing root causes for system issues

Escalate complex or high-risk issues to Lead/Chief Engineers as appropriate

Perform complex preventive, corrective, and emergency maintenance activities with minimal supervision

Execute MOPs, SOPs, and EOPs with strong accuracy and adherence to safety standards

Provide input on procedure improvements, redlines, and documentation updates

Assist in coordinating vendor activities, ensuring work is performed safely and in alignment with operational requirements

Support incident response activities under the direction of a Lead or Chief Engineer

Assist in gathering data for post-incident reviews and reliability analysis

Identify trends in system performance and communicate observations to site leadership for optimization

Ensure work is performed in accordance with OSHA, NFPA, and internal safety policies

Ensure compliance with safety standards, environmental regulations, and internal audit requirements

Maintain detailed shift logs, equipment records, maintenance notes, and technical documentation

Support internal and external audit requirements (ISO, SOC2, environmental compliance)

Share technical knowledge, best practices, and troubleshooting techniques

Support a collaborative team environment focused on safety, reliability, and continuous improvement

Qualification

Critical electrical systemsMechanical systemsAdvanced troubleshootingMOPsSOPsEOPsBMS/EPMS/SCADAPhysical work capabilityVendor coordinationDocumentation skillsCommunication skills

Required

Strong working knowledge of critical electrical and mechanical systems, including: UPS, switchgear, generators, electrical distribution

Chillers, CRAH/CRAC, pumps, cooling towers, and chilled-water systems

Ability to read electrical one-lines, mechanical schematics, wiring diagrams, and control sequences

Proficiency executing MOPs, SOPs, and EOPs in a live critical environment

Demonstrated advanced troubleshooting skills

Ability to work onsite in a 24/7 critical environment (shifts vary by location)

Strong documentation and communication skills

Ability to perform physical work (lifting, ladder use, confined spaces) safely and reliably

Preferred

Preferred Experience: 2–4 years of hands-on experience in data centers, critical facilities, industrial plants, mechanical/electrical infrastructure or related industry experience

Ability to independently perform routine and moderately complex maintenance tasks

Understanding of critical systems (CRAC/CRAH, UPS, generators, PDUs)

Experience executing MOPs/SOPs with minimal supervision

Early-stage experience troubleshooting non-complex issues

Experience coordinating with vendors or contractors

Technical diploma, trade certificate, or coursework in HVAC, electrical, mechanical, or industrial maintenance

Experience with BMS/EPMS/SCADA systems

OEM training (Liebert, Schneider, Cummins, Caterpillar, Trane)

Exposure to liquid cooling for AI/GPU environments