Job Description

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.

Participates in the design, development, operation and maintenance of the Authority's Water and Wastewater Supervisory Control and Data Acquisition (SCADA) system.

Posting Period 5/14/2026 to 5/28/2026

Location: Chelsea, MA

Salary: $90,183.55 - $125,614.66 Annually $1,734.30 - $2,415.67 Weekly

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

Key Responsibilities

• Participates in the design, development, installation and troubleshooting of control logic for programmable logic controllers (PLCs) and control system software.
• Participates in the design, development, installation and troubleshooting ofHuman Machine Interface (HMI) software.
• Assists with the installation, maintenance and troubleshooting of the SCADA network and SCADA personal computers.
• Insures in-house and consultant compliance with the SCADA Standards.
• Assists with the installation, maintenance and monitoring of SCADA security systems.
• Assists in the training of staff on the monitoring and control systems.
• Updates records and documentation on SCADA network, PC and PLC installations.
• Assists in the management of SCADA databases and coordinates any necessary changes.
• Maintains SCADA data backups through local node collection and networked archive collection systems.
• Performs related duties as required.

Required Qualifications

• Bachelor's degree in electronic engineering or related field; and
• At least three (3) years of experience in the design, installation, operation and maintenance of process control systems required; Water or wastewater industry experience preferred; or
• Any equivalent combination of education and experience.
• A valid Class D Motor Vehicle Operators License.

• Any level of a valid Massachusetts Water Distribution License, Water Treatment License, Wastewater Operator's License or Wastewater Collection System Certification or the ability to obtain within six (6) months.
• Ability to pass Confined Space Entry Training within six months.
• Participates in-call rotation assignments if needed. In the absence of volunteers, may be required to be on-call or report to work during off hours in an inverse seniority pool.
• 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 and other emergencies.

Knowledge and Abilities

• Working knowledge of ladder logic and HMI programming.
• Thorough knowledge of PCs, Windows operating systems, Ethernet, network equipment, spreadsheet, and database software.
• Ability to troubleshoot to the component level utilizing a variety of electronic test equipment as well as computer driven diagnostics.
• Familiarity with water distribution and treatment systems or wastewater collection and treatment systems preferred.
• Thorough understanding of control system instrumentation.
• Thorough knowledge of electrical/electronic wiring practices.
• Familiarity with CAD (computer aid design) program.

• Demonstrated ability to plan and organize projects and direct and train others.
• Demonstrated interpersonal, oral and written communication skills.

Tools and Equipment Used

Metering oscilloscopes, signal generator, personal computer, including word processing and other software, hand tools, mobile radio, copy and fax machines.

Physical Demands

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 regularly required to use hands to finger, handle, feel or operate objects, tools or controls and reach with hands and arms. The employee is regularly required to walk, sit, climb or balance; stoop, kneel, crouch or crawl. The employee occasionally climbs exposed towers in excess of 100 feet above ground.

The employee must frequently lift and/or move up to 10 pounds and occasionally lift and/or move up to 50 pounds. Specific vision abilities, required by this job include close vision, distance vision, color vision, depth perception and the ability to adjust focus.

Work Environment

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

While performing the duties of this job, the employee frequently works in outside weather conditions. The employee frequently works near moving mechanical parts and is occasionally exposed to wet and/or humid conditions and vibration. The employee occasionally works in high, precarious places and is occasionally exposed to fumes or airborne particles, toxic or caustic chemicals and risk of electrical shock. The noise level in the work environment is usually loud in field settings and moderately quiet in office settings.

Supervision Received and Exercised

Works under the general supervision of the Project Manager, SCADA Engineering. May exercise close supervision of technical and support staff.

Other Position Information

PCR 5842005

Division Operations

Department SCADA Maintenance

UnionGrade MOSES (Unit 9)/ Grade 23

Massachusetts Water Resources Authority (MWRA) is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, national or ethnic origin, age, religion, disability, sex or gender, sexual orientation, gender identity or expression, or veteran status.