Critical Support Specialist, Chiller Engineer

Jobtailor; California (MO); On-site; USD 120,000 - 160,000; Full time

Job summary

Jobtailor is seeking an experienced maintenance lead to perform HVAC and data center upkeep, troubleshooting, and system enhancements across chilled water, condensers, CRAHs/CRACs, humidity control, and related systems.

The role requires strong technical writing, ability to read schematics, and leadership in preventive maintenance initiatives, with travel across North America and potential after-hours work.

Qualifications

• 8+ years of direct hands-on experience in maintenance in mission-critical environments.
• Knowledge of Low/Medium Voltage, UPS, Generators, or HVAC.
• Ability to read schematics, blueprints and manuals.
• Experience creating/updating MOPs, SOPs and EOPs.
• Formal specialized training in UPS, generators, or chillers.

Responsibilities

• Perform specialized maintenance and troubleshooting in mission-critical environments.
• Ensure uninterrupted data center operations.
• Manage complex maintenance projects with minimal supervision.
• Respond to safety incidents and emergencies.
• Adapt workflows to shifting priorities with discretion.
• Collaborate with internal teams, vendors, and technical partners.
• Perform HVAC/chiller operations across systems.
• Provide technical leadership in optimization and energy efficiency.
• Develop and implement preventive/predictive maintenance strategies.
• Resolve complex HVAC issues and oversee major upgrades.
• Mentor junior personnel and contribute to training programs.
• Perform additional duties as assigned by Management.

Skills

HVAC Operations

Maintenance Management

Data-Driven Decision-Making

Energy Efficiency

Technical Writing

Mentoring

Collaboration

Adaptability

Communication

Education

Current Professional Licensure

Specialized Training in UPS Systems

Specialized Training in Generator Maintenance

Specialized Training in Chiller Systems

Tools

HVAC Systems

Chiller Systems

UPS Systems

Generators

Technical Schematics

MOPs/SOPs/EOPs

Job description

• Perform detailed, specialized maintenance, troubleshooting, and operational tasks within the area of expertise


• Ensure uninterrupted data center operations


• Independently manage complex maintenance projects and system enhancements with minimal supervision


• Respond to safety incidents and emergency situations


• Adapt workflows to shifting priorities using discretion and judgment


• Collaborate with internal teams across multiple organizational levels, vendors, and technical partners


• Perform HVAC/chiller operations and maintenance for chilled water and condenser water systems, CRAHs, CRACs, humidity control, leak detection, commercial AC systems, airflow systems, boilers, and air compressors


• Provide technical leadership focused on HVAC optimization, innovation, and operational excellence


• Develop and implement preventive and predictive maintenance strategies using advanced techniques and data-driven decision-making


• Resolve complex HVAC operational issues and oversee major system upgrades


• Optimize energy efficiency


• Mentor junior personnel and contribute to industry standards, training programs, and technological advancements


• Perform additional duties as assigned by Management

Requirements

• Minimum 8 years of direct hands-on experience specializing in maintenance and repair within mission-critical environments; 10+ years preferred


• Extensive knowledge of maintenance practices and operational standards relevant to Low Voltage, Medium Voltage, UPS, Generators, or HVAC


• Proven ability to read and interpret technical schematics, blueprints, and operational manuals


• Strong technical writing capabilities


• Experience creating and updating MOPs, SOPs, and EOPs


• Completion of formal specialized training, such as UPS systems, generator maintenance, or chiller systems


• Current professional licensure or certification relevant to the technical specialization


• Successful completion of a background check


• Travel expected to range from 15–20% within North America (US / Canada)


• Occasional travel of less than 5% for training and professional development, potentially increasing as the business evolves


• Ability to stand, walk, sit, climb, balance, stoop, kneel, crouch, crawl, and reach for 1/3–2/3 of the time


• Ability to smell, talk, hear, type, handle, feel, and see at close and distance ranges, including color vision


• Comfortable working in a high-stress, fast-paced environment with shifting priorities


• Willingness to work outside normal business hours, including weekends, late nights, holidays, and on-call support


• Ability to lift up to 50 pounds 1/3 of the time

Core Competencies

Demonstrates extensive expertise in HVAC operations and maintenance, including optimization and energy efficiency strategies, while effectively managing complex maintenance projects in mission-critical environments. Proven ability to lead technical initiatives, mentor personnel, and adapt to shifting priorities in high-stress situations.

Highest-signal resume keywords

• HVAC Operations and Maintenance


• Preventive and Predictive Maintenance Strategies


• Technical Writing and Documentation


• Complex Maintenance Project Management


• Professional Licensure or Certification

ATS Optimization Keywords

Hard Skills

• HVAC Systems


• Chiller Systems


• UPS Systems


• Generator Maintenance


• Technical Schematics Interpretation


• MOPs, SOPs, and EOPs Creation


• Data-Driven Decision-Making


• Energy Efficiency Optimization


• Operational Standards Knowledge


• Maintenance Practices

Soft Skills

• Collaboration


• Adaptability


• Mentoring


• Judgment


• Communication

Certifications & Qualifications

• Current Professional Licensure


• Specialized Training in UPS Systems


• Specialized Training in Generator Maintenance


• Specialized Training in Chiller Systems

Industry Keywords

• Mission-Critical Environments


• Low Voltage


• Medium Voltage


• UPS


• Generators


• Operational Excellence


• Safety Incident Response


• Emergency Situations


• Technical Leadership


• Training Programs

Tools & Technologies

• Data Center Operations


• Airflow Systems


• Commercial AC Systems


• Humidity Control Systems


• Leak Detection Systems


• Boilers


• Air Compressors