Tunneling Superintendent MWH Constructors life insurance, parental leave, paid holidays, short term disability, long term disability, flex time, 401(k) United States, Washington, Kent Aug 19, 2026 MWH is a leading water and wastewater treatment-focused general contractor in the US with a rich history dating back to the 19th century. Fueled by the mission of Building a Better World, our teams are rapidly growing across the nation. As a company committed to our team's well-being and growth, we offer a supportive work environment, opportunities for advancement, and the chance to contribute to a mission that shapes the future. Your expertise and ambition are valued here. The work we do matters. The critical systems infrastructure we build changes lives, betters' communities, and improves ecosystems. If you're passionate about this, we want to hear from you! About the Role. MWH Constructors are seeking a Tunneling Superintendent to support a $300m large-diameter water pipeline project for our water and wastewater infrastructure project located in Gresham, OR. This position provides an excellent opportunity to grow technical and leadership skills by working closely with senior engineers, construction managers, and subcontractors on large-scale municipal construction projects. Key Responsibilities Provide daily field oversight of tunneling work (excavation, ground support, waterproofing, lining, TBM operations). Monitor contractor compliance with safety plans, confined space procedures, ventilation, and OSHA requirements. Track daily progress, TBM performance, production rates, and schedule impacts. Verify work follows contract documents, specifications, drawings, and approved submittals. Observe QA/QC activities, testing, and installation of ground support and tunnel systems. Document activities through daily reports, photos, logs, and issue tracking. Participate in coordination meetings and communicate field issues to the CM team. Support review of quantities, pay applications, changes, and contract compliance. Qualifications 10+ years of tunneling or underground construction experience (TBM or conventional). Strong understanding of tunnel safety, ground behavior, instrumentation, and QA/QC practices. Ability to read plans, specs, shop drawings, and geotechnical reports. Excellent communication and documentation skills. Ability to work under the weather.

Certifications Preferred:

OSHA 30, Confined Space/Competent Person, First Aid/CPR.

Compensation:

Anticipated salary range is $120,000 - $160,000 per year, based on experience Benefits Group health & welfare benefits including options for medical, dental and vision 100%

Company Paid Benefits:

Employee Life Insurance & Accidental Death & Dismemberment (AD&D), Spouse and Dependent Life & AD&D, Short Term Disability (STD), Long Term Disability (LTD), Employee Assistance Program and Health Advocate Voluntary benefits at discounted group rates for accidents, critical illness, and hospital indemnity Flexible Time Off Program (includes vacation and personal time) Paid Sick and Safe Leave Paid Parental Leave Program 10 Paid Holidays 401(k) Plan (company matching contributions up to 4%). Employee Referral Program MWH Constructors is a leading project delivery company with a focus on water and wastewater treatment infrastructure. With the ultimate goal of delivering maximum value to clients and their local communities, MWH Constructors provides single-source, integrated design and construction services and a full range of project delivery methods. Incorporating industry-leading preconstruction services and safety practices, the Company's multi-disciplined team of engineering and construction professionals delivers a wide range of projects, including new facilities, infrastructure improvement and expansion, and capital construction services. Equal Opportunity Employer, including disabled and veterans. Please note that all positions require pre-employment screening, including drug and background check, as a condition of employment #LI-JB1 #LI-onsite