Critical Facility Technician – San Antonio, TX; Onsite

Overview

Critical Facility Technician 2 – San Antonio TX (Onsite)

Security Clearance: Active Secret clearance required. Must be eligible to obtain and maintain a TS/SCI clearance. U.S. Citizenship required.

Join M.C. Dean's Critical Facilities team supporting mission-critical data centers where uptime is essential. As a Critical Facility Technician 2, you will perform preventive maintenance, troubleshooting, repairs, and emergency response on electrical and mechanical infrastructure that supports high-availability data center operations. This role is ideal for experienced technicians with a strong background in live data centers who are ready to take on greater responsibility while continuing to grow their technical expertise.

• Perform preventive and corrective maintenance on critical electrical and mechanical systems.
• Troubleshoot and repair UPS systems, generators, switch gear, ATS, STS, batteries, chillers, CRAC/CRAH units, AHUs, fuel systems, fire alarm systems, BMS, and EPMS.
• Conduct daily facility inspections and document equipment status, environmental conditions, and alarms.
• Follow Lockout/Tagout (LOTO) procedures and other established safety practices.
• Read and interpret electrical one-line diagrams, blueprints, mechanical drawings, and operating procedures.
• Execute maintenance procedures (MOPs/SOPs) and accurately document work in the CMMS.
• Respond to equipment alarms and emergency situations while maintaining maximum facility uptime.
• Assist senior technicians with complex maintenance activities and coordinate with engineering staff and vendors.

• Minimum 6 years of experience working with electrical and mechanical systems.
• At least 3 years of experience in a live data center environment.
• Experience maintaining mission-critical electrical and mechanical infrastructure, including UPS systems, generators, switch gear, HVAC equipment, BMS, and EPMS.
• Experience following Lockout/Tagout (LOTO) procedures.
• Ability to read electrical and mechanical drawings.
• U.S. Citizenship with an active Secret clearance and the ability to obtain a TS/SCI clearance.

• Journeyman or Master Electrician or Mechanical license.
• EPA Certification.

• Ability to lift up to 50 pounds.
• Ability to work at heights and perform physically demanding work in an active data center environment.