Senior Mechanical Reliability Engineer – Critical Cooling

Oracle; United States; On-site; USD 126,200 - 264,100; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

401(k) matching

Paid time off

Job summary

Oracle in Nashville, TN is seeking a Senior Reliability Engineer – Mechanical to lead reliability strategy for mission-critical cooling systems in OCI data centers. This on-site role focuses on commissioning quality, maintenance optimization, root cause rigor, lifecycle planning, and proactive problem solving for complex mechanical issues.

You will mentor engineers and collaborate with Site Operations, Design Engineering, Construction, Building Automation, and Reliability leadership to improve

Qualifications

• 6–10 years of experience in critical cooling, HVAC, or uptime infrastructure environments.
• Bachelor’s degree in Mechanical Engineering or related field preferred; equivalent experience also valued.

Responsibilities

• Lead reliability initiatives for critical mechanical systems including chilled water infrastructure, CRAH/CRAC systems, cooling towers, pumps, heat exchangers, and controls.
• Review commissioning, startup, and turnover quality to ensure systems are deliverable and operable.
• Design and improve maintenance strategies to reduce downtime and optimize lifecycle costs.
• Lead RCAs and corrective actions for major or recurring mechanical failures.
• Analyze maintenance data, operating trends and failure patterns to identify systemic issues and prioritize improvements.
• Develop risk mitigation plans for cooling-system vulnerabilities and obsolescence.

Skills

Mechanical reliability

HVAC systems

RCAs

Maintenance optimization

Lifecycle planning

Failure data analysis

Mentoring

Education

Bachelor’s degree in Mechanical Engineering

Job description

Oracle in Nashville, TN is seeking a Senior Reliability Engineer – Mechanical to lead reliability strategy for mission-critical cooling systems in OCI data centers. This on-site role focuses on commissioning quality, maintenance optimization, root cause rigor, lifecycle planning, and proactive problem solving for complex mechanical issues.

You will mentor engineers and collaborate with Site Operations, Design Engineering, Construction, Building Automation, and Reliability leadership to improve