Maintenance Mechanic

TRRWA; Longview (WA); On-site; USD 74,000 - 94,000; Full time

Job summary

Three Rivers Regional Wastewater Authority (TRRWA) is seeking a motivated team player with strong mechanical and electrical skills. The role involves daily maintenance and repair of equipment at the wastewater plant and pump stations, with opportunities to learn and grow.

The ideal candidate has millwright abilities, can weld, align, troubleshoot electrical systems, and read schematics. A valid driver’s license and basic computer skills are required, along with completing pre-employment

Qualifications

• Associate degree or high school education; substitution allowed.
• 1+ year experience maintaining mechanical and electrical equipment in similar facilities.
• Able to read electrical schematic diagrams and troubleshoot electrical/electronic instrumentation.
• Valid driver’s license; familiarity with computers and data entry; basic software knowledge.

Responsibilities

• Perform daily maintenance and repair of mechanical, electrical, and electronic equipment at TRRWA facilities.
• Troubleshoot and rebuild centrifugal and positive displacement pumps, motors, gearboxes, and air compressors.
• Welding, alignments, and electrical issue troubleshooting as needed.
• Interact with team members and be willing to teach others; maintain clear written communications.

Skills

Millwright skills

Electrical troubleshooting

Welding

Reading electrical schematics

Verbal & written communication

Education

Associate degree

High school diploma

Tools

Other common software

Job description

The Three Rivers Regional Wastewater Authority (TRRWA) is seeking a motivated team player, who is creative, problem-solving, energetic, and willing to learn and grow. The successful candidate will be responsible to perform daily maintenance and repair of all mechanical, electrical, and electronic equipment at the Three Rivers Regional Wastewater Plant, three pump stations, interceptor and outfall lines. The candidate will be well versed in “millwright” type abilities. This includes, but is not limited to, troubleshooting and rebuilding of centrifugal and positive displacement pumps, maintenance and repair of motors, gearboxes, and air compressors. The ability to weld, perform alignments and troubleshoot electrical issues is also desired. The candidate will also have ability to interact with others to learn as well as teach. Min. qualifications: Associates degree or high school education and experience in related field may be substituted, one year experience in the maintenance of mechanical and electrical equipment similar to that found in activated sludge wastewater treatment plants, ability to read electrical schematic diagrams and to troubleshoot electrical, electronic and instrumentation problems, possess valid driver’s license, familiarity with computers and common software programs and data entry, able to communicate effectively verbally and in writing, and obtain first aid/CPR w/in six months. Employees must pass pre-employment physical and drug test.

• Salary Range 2027: $6,588 - $8,455 per month.
• Closing date: Postmarked by Tuesday, November 24, 2026.
• Anticipated start date: Monday, January 4, 2027.

Notice of Equal Opportunity Employment

We expect employees to be honest, trustworthy, and operate with integrity. Discrimination and all unlawful harassment (including sexual harassment) in employment is not tolerated. We encourage success based on our individual merits and abilities without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, disability, marital status, citizenship status, military status, protected veteran status or employment status. We support and obey laws that prohibit discrimination everywhere we do business. We fully consider all qualified applicants including those with a criminal history.