Prospect Construction is currently seeking a Treatment Plant Superintendent with an background in Structural and Mechanical Systems to join our team based out of our Washington office. 

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This is a full-time, ongoing position. The initial assignment is located at the West Point Wastewater Treatment Plant in Seattle, WA, and upon completion, the employee will transition to future projects within the company.

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Building with Purpose. Delivering with Expertise.

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Prospect Construction is a leading Heavy Civil Contractor specializing in complex water and wastewater treatment facilities and large-scale civil infrastructure. With decades of self-perform capability and deep technical experience, we approach every project with precision, integrity, and a commitment to true partnership.

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Founded in 1998 in Puyallup, Washington, Prospect has grown from its roots as a General Contractor into one of the Northwest’s premier treatment plant and civil infrastructure builders. Our success is driven by disciplined execution, problem-solving expertise, and a team united by our core values—Passion, Courage, Team, and Stewardship.

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As we’ve continued to expand our capabilities and impact, we’ve also broadened our geographic reach, now proudly serving communities throughout the Northwest and Mountain West with offices in Missoula, Montana and Sheridan, Wyoming.

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At Prospect Construction, we don’t just build projects—we build trust, relationships, and lasting infrastructure that strengthens the communities we serve.

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Why do we exist? Prospect Construction seeks to glorify God by providing opportunities for our employees to utilize their unique gifts through construction to benefit and serve our families, stakeholders, and community. What do we do? We construct unique, complex, and challenging projects for our clients throughout the west.

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ROLE: Treatment Plant Superintendent

​​The Superintendent is solely responsible for and will be held accountable for the timely completion of the project and ensuring that the project is constructed in strict accordance with plans, specifications, and local codes. Project Superintendent shall schedule all subcontractors, consultants, and vendors, as well as ensure their completion of work within time allowed. The Project Superintendent shall be responsible for the coordination of work directed in the field and provide work performed in accordance with plans and specifications. Conflicts or revisions to the plan shall be communicated with the project team (i.e., PM, engineer, consultant, owner) for mutual resolution prior to execution of work that deviates from the approved plans. The Project Superintendent shall establish and enforce job site quality control programs to ensure quality completion of construction.

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Essential Duties and Responsibilities:

• Schedule subcontractors, consultants, and vendors in critical path to ensure timely completion, gather project material submittals and maintain records of approvals at the jobsite.

• Perform quality control duties and responsibilities regarding the work being performed.

• Communicate with project team regarding ASI’s, RFI’s, and Material Submittals, and Assist in budgeting, bidding, and award of subcontracts, assist in obtaining permits or approval of revisions.

• Ensure that subcontractors are executing and complying with contracted scope of work and complying with safety, health, and environmental quality standards.

• Coordinate required inspections with local jurisdictions.

• Maintain daily written log of activities on the jobsite.

• Walk project daily to monitor activities and assist in future planning and Perform job progress and completion punch list identification and completion.

• Preside over weekly subcontractor meetings designed to coordinate the work, Preside at pre-construction meeting with each subcontractor.

• Issue notices of non-compliance to subcontractors in regard to quality of work or scheduling

• Read and interpret documents such as safety rules, blueprints, operating and maintenance instructions, and procedure manuals.

• Write routine reports and correspondence.

• Speak effectively before groups of customers or employees of the organization.

• Provide directions to and resolve problems among subcontractors and vendors.

• Identify deficient work and provide resolution.

• Communicate using the following tools: telephone, fax machine, written logs, email, computer, smart phone, digital camera.

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Qualifications Required:

• Minimum of Five (5) years of verifiable heavy civil experience required.

• Experience managing complex self perform projects with aspects of Structural, Mechanical and Civil components.

• Proficiency in Blue Beam, Microsoft office (Excel, word, project & Outlook)

• Blueprint reading.

• Physically able to safely lift up to 75lbs.

• Endurance and ability to visit entire job site, including stairs or other elevated structures.

• Strong experience in Leadership, safety, negotiations, planning, and contract administration.

• Abide by Prospect Safety and Health policies, monitor jobsite general health and safety.

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Prospect Construction has a comprehensive benefits package: Medical coverage, profit sharing/retirement program, PTO and more. 

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Prospect Construction, Inc. is an equal opportunity employer. We are committed to providing equal employment opportunities to all employees and qualified applicants without regard to sex, gender identity, sexual orientation, age, race, color, creed, marital status, national origin, disability, veteran status, genetic information, or any other basis protected by law. This policy applies to all terms and conditions of employment including, but not limited to employment, advancement, assignment, and training. This commitment to Equal Employment Opportunity is made equally as a social responsibility and as an economic and business necessity.

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Apply now!

Email your resume to [email protected]  

Call us at (253) 446-1600 .

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