M O. Specialist

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Are you looking to make a meaningful impact on public health and the environment? Join the MWRA team! We deliver some of the nation's highest-quality drinking water to 3 million residents, restored Boston Harbor, and continue to invest in protecting vital public resources. Be part of a mission-driven organization where your work truly makes a difference in a safe, inclusive, and supportive environment.

The M&O Specialist (Maintenance and Operations) performs inspections, overhauls, maintenance and repairs of various mechanical, electrical‑mechanical, hydraulics systems & equipment at various facilities throughout the Authority. Performs assigned functions as part of a team.

Posting Period: 12/31/2025 to 1/14/2026

Location: Deer Island (Winthrop), MA

Salary: New hires start at $71,047.06 annually ($1,366.29 weekly) and move to $74,793.44 annually ($1,438.34 weekly) upon completion of PIP training and obtaining wastewater license. Full salary range: $62,843.39 - $89,534.25 annually; moves to Grade 16 after license is obtained and training is completed $65,815.51 - $94,546.06 annually.

Work Schedule: Monday - Friday 7:00am - 3:00pm

• Works from manufacturer's manuals and specifications, blueprints, schematics and verbal instructions to install, repair, troubleshoot, inspect, check & maintain mechanical, electrical‑mechanical & hydraulic systems including HVAC mechanical components, which may include those carrying refrigerant. Performs electrically related activities specified by work order.
• Performs preventive and corrective maintenance on mechanical, electromechanical, hydraulic and pneumatic equipment according to vendor specifications.
• Performs various non‑licensed maintenance, repair & installation tasks related to plant equipment and systems in the areas of instrumentation and control, plumbing, heating, ventilation and air conditioning and electrical.
• Fabricates devices and assemblies of sheet metal using powered and manual sheet metal forming tools.
• Welds, brazes and solders using gas and electric equipment common to trade.
• Operates equipment manually and through instrument panels and programmable logic control units as required in performance of maintenance tasks. Equipment may include, but will not be limited to, pumps, valves, gates, meters, gauges, controllers, motor control centers, level control devices, mixers, oxygen generation, chemical feed and odor control equipment.
• Follows established safety, operating, and emergency response procedures and policies established by MWRA.
• Operates motor vehicles, such as vans and pickup trucks, to pick up and deliver supplies and equipment to work sites.
• Installs retrofits/installation of new equipment related systems, modification and alignment of existing equipment to specifications.
• Supervises assigned Skilled Laborers, Building & Grounds Workers, and other maintenance personnel as needed.
• Performs, documents and reports results in the MAXIMO database of inspections and work performed.
• Performs work in compliance with the Operations Integrated Contingency Plan.
• Assists other trades in the performance of their work, as required or as assigned.
• Performs light maintenance independently or as part of a team. Light maintenance shall include but not limited to:
• Operates forklift or other light equipment not requiring a special license.
• Generates inspection lists and maintenance reporting through the Computerized Maintenance Management System
• Inspects and troubleshoots various systems and equipment.
• Installs and retrofits/new equipment related to plant systems.
• Modifies and/or aligns existing equipment to specifications.
• With proper safety training sets up ladders, staging and rigging and utilizes hoists, jacks, dollies, lifts, etc. for proper access to job and to remove and install equipment.
• Operates portable pumping, ventilation and other equipment necessary to support and accomplish assigned tasks.
• Greases and lubricates, replaces oil reserves, minor packing adjustments and opens hatches.
• Installs safety rails, changes light bulbs and replaces HVAC filters.
• Removes snow from immediate work area in order to perform tasks.
• Conducts routine testing, lockout/tagout, operation (startup/shutdown) and adjustment of process equipment.
• Performs necessary cleanup and housekeeping for work area and other light maintenance tasks.

• A high school diploma or GED; or
• Satisfactory completion of formal mechanic training program and a minimum of two (2) years related experience, and
• Satisfactory completion of training in accordance with the Productivity Improvement Program; or
• Any equivalent combination of education or experience.
• Possession of a Valid Class D Drivers License.
• For DI and Clinton, a valid Grade II Wastewater Treatment Plant Operator's License or the ability to obtain the correct license within one (1) year.
• For Southboro, a valid Water…