Operating Engineer

MalaceHR
Cambridge, MA

Operating Engineer

Location: Onsite
Schedule: Monday–Friday | 6:00 AM – 2:00 PM
On-Call: As Needed
Compensation: $39–$43/hour (based on experience)

Power the Performance of Critical Building Systems

We are seeking a highly skilled Operating Engineer to ensure the safe, efficient, and reliable operation of facility mechanical systems and building automation infrastructure. This is a hands-on role where your expertise directly supports business continuity, asset protection, and high-performance building operations.

You will play a key role in maintaining essential systems, responding to real-time building needs, and driving continuous improvement initiatives. If you thrive in technically demanding environments and take pride in keeping complex systems running at peak efficiency, this opportunity is for you.

What You’ll Do

As the backbone of facility operations, your day will include:

  • Operating and maintaining critical building systems including HVAC, plumbing, electrical, fire/life safety, temperature controls, and other essential mechanical infrastructure

  • Monitoring system alarms (including O2 and CO2 sensors) and executing timely troubleshooting and corrective actions

  • Performing routine building rounds while maintaining detailed engineering logs and system data sheets

  • Troubleshooting mechanical equipment, drives, and actuators using Building Automation Systems (BAS) and manufacturer standards

  • Maintaining and repairing steam systems, humidifiers, and steam traps

  • Managing work planning and documentation within a computerized maintenance management system (CMMS)

  • Overseeing contractor activities to ensure quality, safety, and compliance

  • Responding to facility emergencies involving plumbing, electrical, or structural components

  • Developing repair estimates and presenting proposals to site leadership

  • Maintaining infrastructure documentation and compliance records

  • Collaborating cross-functionally with technicians and trades professionals to achieve operational goals

Required Qualifications

  • High School Diploma or GED

  • 2nd Class Fireman’s License (State of Massachusetts)

  • Minimum 1 year of facility-related work experience

  • Hands-on experience with Building Automation Systems (BAS)

  • Working knowledge of Microsoft Office and CMMS platforms

  • Ability to interpret operator manuals, technical specifications, and engineering drawings

  • Physical capability to lift up to 50 lbs regularly

  • Ability to climb extension ladders, roof ladders, and stairs as required

  • Flexibility to bend, squat, stretch, and reach repetitively throughout shift

  • Willingness to participate in respiratory protection program (respirator or PAPR use)

  • Availability to respond to after-hours, on-site emergencies when needed

Preferred Qualifications

  • Experience implementing Reliability Centered Maintenance (RCM) practices

  • Knowledge of regulatory compliance standards related to building infrastructure

  • Customer service background with strong stakeholder communication skills

  • Leadership or supervisory experience

  • Experience in critical or mission-critical environments

  • Broad experience maintaining and troubleshooting diverse building systems

  • Inventory management experience for critical spare parts

  • Contractor management and oversight experience

  • Strong documentation and record-keeping discipline

  • Proactive mindset toward identifying and mitigating safety hazards

Why Join Us?

This role offers competitive hourly compensation, a consistent weekday schedule, and the opportunity to work on sophisticated building systems in a professional environment that values technical excellence and operational reliability.

If you’re ready to bring your mechanical expertise to a team that prioritizes safety, performance, and continuous improvement, we encourage you to apply.

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Posted 2026-02-21

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