Boiler-Chiller Maintenance Mechanic Lead

Name/ Position/Title: Boiler-Chiller Maintenance Mechanic Lead

Position Summary

The Boiler-Chiller Maintenance Mechanic Lead is a highly skilled and experienced professional responsible for the safe, efficient, and reliable operation, maintenance, and repair of all boilers, chillers, and associated mechanical systems within a GSA facility. This position requires advanced technical expertise in central plant operations, a comprehensive understanding of GSA regulations and building standards, and proven leadership abilities to guide and mentor a team of maintenance mechanics. The Lead ensures continuous optimal performance of critical heating, ventilation, air conditioning, and refrigeration (HVAC/R) infrastructure, contributing directly to the comfort, safety, and operational continuity of the federal facility. This position may be required to work any of the three shifts.

Responsibilities: ( Other duties may be assigned)

• Operate, monitor, troubleshoot, repair, and maintain large-scale commercial and industrial boiler systems (e.g., high-pressure steam boilers, hot water boilers, associated burners, controls, and ancillary equipment).
• Operate, monitor, troubleshoot, repair, and maintain complex chiller plants (e.g., centrifugal, absorption, screw, reciprocating chillers, cooling towers, pumps, condensers, evaporators, and associated controls).
• Perform advanced diagnostic tests on mechanical, electrical, and electronic components of boiler and chiller systems, utilizing specialized tools (e.g., combustion analyzers, vibration analyzers, leak detectors, power quality meters).
• Conduct comprehensive preventive maintenance tasks, including chemical treatment monitoring and adjustment, tube cleaning, lubrication, filter replacement, and calibration of sensors and controls.
• Oversee and perform complex repairs, overhauls, and rebuilds of major boiler and chiller components (e.g., compressor overhauls, tube replacements, pump rebuilds).
• Ensure proper water treatment programs are in place and maintained for boiler and cooling tower systems to prevent scaling, corrosion, and biological growth.
• Manage refrigerant handling, recovery, recycling, and reclamation in strict compliance with EPA regulations
• Reads meters and gauges or automatic recording devices at specified intervals to verify operating conditions.
• Records data such as temperature of equipment, hours of operations, fuel consumed, temperature or pressure, water levels, analysis of flue gases
• Adjusts manual controls or overrides automatic controls to bring equipment into recommended or prescribed operating ranges, switch to backup equipment or systems, or to shut down equipment.
• Visually inspected equipment at periodic intervals to detect malfunctions or need for repair, adjustment, or lubrication.
• Maintains equipment by tightening fittings, repacking bearings, replacing packing glands, gaskets, valves, recorders, and gauges, and cleaning or replacing burners or other components.
• Oils and lubricates equipment.
• Performs water titration tests and adds chemical additives, such as water softener, into treatment tank to prevent scale buildup and to clean boiler lines.
• Records operation and maintenance actions taken during shift in operators logbook.
• Accomplishes periodic inspections, recurring maintenance requirements and associated documentation as assigned. Maintains systems to conform to written guidance and applicable changes.
• Responds to emergency and urgent after-hours service calls. Works job assignments, research and requisitions materials, and prepares necessary documents and reports.
• Requires working scheduled and unscheduled overtime work including areas other than respective skilled trade.
• Perform root cause analysis for significant equipment failures and implement corrective actions to prevent recurrence.

Qualifications:

To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge, skill, and/or ability required.

Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

• Must have ability to meet the requirements for issuance of a computer network account (favorable National Agency Check and successfully complete computer security training)

Education and/or Experience

• High school diploma or general education degree (GED)
• Three (3) years related experience in healthcare facilities.
• Minimum of 3 years of proven experience in a lead, supervisory, or senior mechanic role, demonstrating the ability to guide and mentor a team.
• Any federal or state required licenses and certifications.
• Knowledgeable in industrial HVAC systems and gas fired boilers with emphasis on troubleshooting and repairs of electronic, pneumatic, and mechanical control devices.
• Knowledgeable in direct expansion, chilled and heated water systems, including but not limited to chillers of any size, boilers up to 5 MMBTU/hr, hydronic hot/cold water distribution systems, cooling towers, and their controls and components.

Language Skills:

• Ability to read and speak English
• Ability to read and comprehend simple instructions, short correspondence, and memos.
• Ability to write simple correspondence. Ability to effectively present information in one-on-one and small group situations to customers, clients, and other employees of the organization.

Mathematical Skills

• Ability to add, subtract, multiply, and divide in all units of measure, using whole numbers, common fractions, and decimals.
• Ability to compute rate, ratio, and percent and to draw and interpret bar graphs.

Reasoning Ability

• Ability to apply common sense understanding to carry out instructions furnished in written, oral, or diagram form.
• Ability to deal with problems involving several concrete variables in standardized situations.

Required Certificates, Licenses, Registrations:

All tradespersons (i.e., stationary engineers, electricians, HVAC mechanics, etc.) that operate and/or perform maintenance on the systems and equipment in the Central Plant have received adequate training from the systems/equipment manufacturer (or from a vendor qualified by the manufacturer) and possess a current journeyman's license.

• Journeyman card for respective trade provided through a recognized apprentice program, State certification.
• Current or expired state contractor's license for the respective trade,
• Evidence of passing the International Code Council (ICC) or International Standards Organization (ISO) national journeyman or master certification exam (i.e., electrician, HVAC mechanic, plumber)
• Nationally recognized certification program
• Documented military journeyman level or higher experience in the respective trade, as identified on a DD214.
• Incumbent must have or obtain a NIULPE License or Government approved equal in a timely manner.

Physical Requirements

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job.

Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

• While performing the duties of this job, the employee is frequently required to stand; walk; use hands to finger, handle, or feel; reach with hands and arms; stoop, kneel, crouch, or crawl; and talk or hear.
• The employee must occasionally lift and/or move up to 50 pounds.
• Must be able to work in a sitting position for 8 or more hours per day.
• Must be able to lift up to 10 pounds on a regular basis and up to 50 pounds as needed.
• Must be able to travel to job locations by automobile and/or commercial airline.

Work Environment

The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of this job.

Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

• While performing the duties of this job, the employee is occasionally exposed to wet and/or humid conditions and moving mechanical parts.
• The noise level in the work environment is usually moderate.

Special Qualifications/Requirements:

• Must be able to successfully pass, as required, a federal, state, or local government's background investigation

Disclaimer:

The duties and responsibilities described are not a comprehensive list, and additional tasks may be assigned to the employee from time to time, or the scope of the job may change as necessitated by business demands.

Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities

We maintain a drug-free workplace and perform pre-employment substance abuse testing.

The contractor will not discharge or, in any other manner, discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor's legal duty to furnish information. 41 CFR 60-1.35(c)

Job Description last Updated: 07/11/2025