Maintenance Reliability Engineer

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JLL empowers you to shape a brighter way .

Our people at JLL and JLL Technologies are shaping the future of real estate for a better world by combining world class services, advisory and technology for our clients. We are committed to hiring the best, most talented people

and empowering them to

thrive, grow meaningful careers and to find a place where they belong.

Whether you've got deep experience in commercial real estate, skilled trades or technology, or you're looking to apply your relevant experience to a new industry, join our team as we help shape a brighter way forward.

What this job involves :

The Maintenance Reliability Engineer will focus on driving operational excellence by applying efficient technologies and advanced preventive and predictive maintenance strategies to building systems such as HVAC, utilities, lighting, and power. This role aims to reduce operational costs, enhance asset reliability, and improve return on investment across the facility site. It requires a blend of technical proficiency, strategic thinking, and innovative problem-solving to optimize system performance and support continuous improvement.

What your day-to-day will look like :

Develop and track Key Performance Indicators (KPIs) related to equipment reliability, including planned vs. unplanned work, MTBF, cost metrics, and equipment failure rates.

Administer Predictive Maintenance (PdM) programs such as infrared thermography, vibration analysis, and oil monitoring. Responsibilities include PM creation, data review, and corrective action tracking.

Conduct root cause analyses on equipment and process failures, identifying actionable solutions.

Engage with maintenance teams, leadership, and clients to understand operational needs and provide data-driven recommendations.

Utilize BI tools (Power BI, Tableau, etc.) to create dashboards and reports that visualize maintenance performance and key metrics.

Maintain accurate documentation of maintenance activities, inspections, and third-party contractor work.

Assist in developing condition-based strategies for critical assets including AHUs, chillers, boilers, and air compressors to improve uptime and efficiency.

Required Qualifications :

Bachelor's degree in Engineering (Mechanical or Industrial preferred).

Minimum 5 years of experience in engineering roles with a focus on Reliability Centered Maintenance (RCM), Predictive Maintenance (PdM), and asset management.

Strong knowledge of preventive maintenance strategies across HVAC, chiller plants, air compressors, boilers, and similar systems.

Experience with root cause analysis methodologies (5 Whys, Fishbone, Failure Modes and Effects Analysis, Equipment Criticality Ranking, etc.).

Familiarity with predictive technologies : vibration analysis, thermography, oil analysis, ultrasound.

Strong verbal and written communication skills; able to communicate across technical and non-technical audiences.

Preferred Qualifications :

Proficiency in BI tools (e.g., Power BI, Tableau) and CMMS platforms.

Ability to read and interpret technical documentation and schematics.

Experience in regulated or critical environments (e.g., data centers, manufacturing, laboratories, pharmaceuticals, etc.).

Advanced Excel skills and experience managing large datasets.

Experience in facilities or plant management environments.

Location : Creve Coeur, MO

Work Shift :

Day Shift. Monday through Friday

Location : Creve Coeur, MO

Job Tags :

If this job description resonates with you, we encourage you to apply, even if you don't meet all the requirements.

We're interested in getting to know you and what you bring to the table!

Personalized benefits that support personal well-being and growth :

JLL recognizes the impact that the workplace can have on your wellness, so we offer a supportive culture and comprehensive benefits package that prioritizes mental, physical and emotional health. Some of these benefits may include :

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

Early access to earned wages through Daily Pay

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