Assistant Chief Engineer

What this job involves:

The Assistant Chief Engineer supports the Senior Chief Engineer in overseeing daily operations, maintenance, and management of all building systems and equipment. This role requires extensive mechanical expertise to ensure optimal performance of HVAC, plumbing, electrical, and building automation systems while maintaining the highest standards of safety, efficiency, and tenant satisfaction in a commercial real estate environment.

Your day-to-day tasks will include:

• Assist in planning, directing, and coordinating engineering operations for the facility
• Monitor and optimize building systems performance including chillers, boilers, cooling towers, air handling units, and building automation systems
• Conduct regular inspections of mechanical equipment and systems to identify potential issues and ensure preventive maintenance schedules are maintained
• Perform complex mechanical troubleshooting and repairs on HVAC systems, pumps, motors, and related equipment
• Analyze system performance data and recommend improvements to enhance energy efficiency and operational reliability
• Oversee contractor work and ensure compliance with specifications and building standards
• Ensure all mechanical systems operate in compliance with local codes, regulations, and safety standards
• Maintain accurate records of equipment maintenance, repairs, and system modifications
• Serve as primary backup to Chief Engineer for emergency situations and maintain on-call availability for critical building issues

Requirements:

• High school diploma or equivalent required
• Technical school training in HVAC, mechanical systems, or building maintenance preferred
• Minimum 3-5 years of hands‑on experience working with commercial building equipment like boilers, chillers, and air conditioning systems
• Valid driver's license required
• HVAC technician certification
• Basic electrical knowledge and any required local operating licenses
• Strong mechanical troubleshooting abilities with common building equipment
• Ability to read blueprints and equipment manuals
• Basic computer skills for maintenance records and building automation systems
• Good communication skills for working with tenants and contractors
• Physical ability to lift 50 pounds and work in mechanical environments

Preferred:

• Experience with high-rise commercial buildings, mixed‑use developments, or critical facilities such as data centers or hospitals
• Knowledge of sustainable building practices and LEED operations
• Familiarity with capital project management and budget development
• Previous supervisory experience in engineering or facilities management roles

Location: Jacksonville, FL, on-site

Shift: Dayshift, on call as needed

Salary: $65,000 - $95,000 / year

The salary listed is an estimate and not guaranteed. A salary offer will vary based on applicant’s education, experience, skills, abilities, geographic location, internal equity and alignment with market data.

Mid-Senior level

Full-time

Engineering and Information Technology