Metal Fabricator​/Welder

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.

Fabricates and repairs metal parts; welds, cuts and installs metal parts of equipment; lays out sketches and reads blueprints; rigs equipment and performs preventive maintenance on plant equipment.

09/09/2026 to 09/30/2026

Chelsea, MA

$67,131.82 - $96,107.45 Annually; $1,291.00 - $1,848.22 Weekly

Monday
- Friday 7:00am - 3:30pm

• Fabricates, cuts, forms, welds, assembles and installs metal parts of equipment in conformance with drawings, plans or instructions through the use of machine, tool, bench or hand work as required.
• Assembles and disassembles scaffolding, staging, flooring and grating.
• Sets-up and operates hand, electric and air-operated tools, hydraulic jacks and hoists using oxyacetylene and electric arc welding equipment for fabrication, repair or alteration to machinery.
• Sketches work to be completed and interprets existing blueprints to estimate size of parts needed.
• Performs preventive maintenance on pumps, generators, valves, turbines, gates and gate assemblies and related equipment.
• Rigs equipment to be moved using cranes and hoists with lift straps and/or chains.
• Evaluates equipment, reports damage and unsafe conditions and recommends maintenance program requirements.
• Performs light maintenance independently or as part of a team. Light maintenance shall include but not limited to:
• 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 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 and/or ventilation equipment to prepare a work area for access.
• Opens hatches.
• Installs safety rails.
• Routine testing, lockout/tagout, operation (startup/shutdown) and adjustment of process equipment.
• Removes snow from immediate work area.
• Promotes and participates in the cross-functional work practices.
• Trains peers and subordinates as requested.
• Performs related duties as required.

• A high school education or the equivalent; and
• One (1) year certificate from college or technical school; and
• At least three (3) years metal trades apprenticeship or related experience; or
• An equivalent combination of education or experience.
• A valid Class D Motor Vehicle Operators license.
• Complete productivity improvement competency-based training program related to ESSENTIAL DUTIES AND RESPONSIBILITIES as outlined above and successfully demonstrates required competencies.
• This position has been designated as essential in instances where the MWRA Executive Director requires essential personnel to report to work such as inclement weather or other emergencies.

• Knowledge of the standard practices, materials, tools, occupational hazards and safety practices common to the trade, including safe techniques for assembling and welding staging, rigging and material handling equipment.
• Ability to work from manufacturer's manuals and specifications, blueprints, schematics and verbal instructions to weld and fabricate all kinds of metals.
• Ability to maintain and repair mechanical, electro-mechanical, pneumatic and hydraulic equipment.
• Skill in the operation of welding tools and equipment.
• Ability to apply concepts of basic algebra and geometry.
• Excellent interpersonal, oral and written communication skills.
• Basic reading, writing, mathematical, scientific and oral communication skills.

Power, hand and welding tools, construction equipment, mobile radio, telephone, personal computers including word processing and other software, copy and fax machine.

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.

The employee is regularly required to use hands to finger,…