Critical Environment Assistant Chief Engineer

Support the safe, reliable, and efficient operation of mission-critical data center facilities as an Assistant Chief Engineer for critical environments. This on-site role in Tempe, AZ focuses on day-to-day engineering operations, incident readiness, and preventative maintenance planning, helping keep critical systems running with an emphasis on operational excellence and client satisfaction.

What you’ll do

• Assist with managing daily data center facility operations and maintenance to support maximum uptime, operational reliability, and service delivery.
• Support the Chief Engineer with supervision and mentoring of engineering teams, technicians, and vendors, promoting a culture of safety, accountability, and teamwork.
• Monitor and analyze critical infrastructure performance across electrical distribution, UPS, generators, cooling systems, and building automation platforms.
• Coordinate preventative maintenance, inspections, and corrective repairs to align with operational standards and scheduled maintenance.
• Act as a first point of contact for service-impacting electrical distribution events, supporting troubleshooting, escalation management, and incident mitigation.
• Participate in critical incident response including after-hours support, conduct root cause analysis, and help drive corrective actions to prevent recurrence.
• Collaborate with cross-functional partners on safety initiatives, compliance needs, infrastructure upgrades, and operational improvement projects.
• Contribute to technical reporting, documentation management, operational procedures, and client communications related to facility performance.
• Support capacity planning and infrastructure enhancement efforts while finding more innovative ways of working to improve efficiency and long-term reliability.

What you bring

• Minimum 5 years of experience in data center operations, mission-critical facilities management, or a related engineering environment.
• Strong technical knowledge of data center infrastructure systems, including power distribution, cooling, UPS, generators, and building automation.
• Familiarity with industry standards and best practices including ASHRAE, TIA, and Uptime Institute guidelines.
• Proven ability to troubleshoot complex operational issues and respond during critical incidents in high-availability environments.
• Leadership, communication, and collaboration skills with experience supporting and mentoring technical staff.
• Experience using facility management software, CMMS platforms, and building automation or monitoring systems.
• Valid certification in a relevant discipline such as CDCP, DCPRO, or an equivalent technical certification.
• Ability to support after-hours and 24x7 operational response requirements as needed.
• Valid driver’s license and ability to travel locally if required.

Technologies

• CMMS platforms
• Building automation or monitoring systems

Benefits

• 401(k) plan with matching company contributions
• Comprehensive Medical, Dental & Vision Care
• Paid parental leave at 100% of salary
• Paid Time Off and Company Holidays
• Daily Pay for early access to earned wages

Preferred qualifications

• Professional Engineer (PE) license or additional industry certifications related to mission-critical operations
• Experience supporting sustainability initiatives, energy efficiency programs, or green data center operations
• Knowledge of project management methodologies and experience supporting infrastructure improvement projects
• Experience working across multiple data center sites or regional operations environments
• Familiarity with preventative and predictive maintenance strategies for mission-critical infrastructure
• Strong analytical skills with experience supporting root cause analysis and operational reporting
• Experience working within client-facing environments with a focus on service delivery and operational excellence
• Ability to thrive in fast-paced, high-pressure operational settings while maintaining attention to detail
• Commitment to collaboration, inclusivity, and continuous learning

Location: On-site, Tempe, AZ.

Work authorization: This position does not provide visa sponsorship. Candidates must be authorized to work in the United States without sponsorship.