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Senior Water Resources Project Manager (H&H/Flood & Stormwater)

Morrison-Maierle
United Statesfull_timeVerifiedPosted 17 Jul 2026

About the role

ENGINEERS | SURVEYORS | PLANNERS | SCIENTISTS

Morrison-Maierle is a 100% employee-owned firm specializing in integrated consulting and design services in engineering, planning, surveying, and science. As a trusted partner to our clients, we deliver reliable, high-quality results, grounded in a deep understanding of local context and regional needs.

Position: Senior Water Resources Project Manager (H&H/Flood & Stormwater)
Job status: Exempt-salaried
Job type: Full-time
Location: Billings, MT
(Relocation assistance provided)

Seeking a Senior Water Resources Project Manager to lead H&H modeling, stormwater, irrigation, flood mitigation, and watershed projects. Join a top, local firm delivering resilient, science‑based solutions.

 

THE ROLE

The Senior Water Resources Project Manager leads the planning, design, and delivery of water resource engineering projects that protect communities and strengthen local infrastructure. In this role, you will develop science‑based engineering solutions that integrate infrastructure with the natural environment—advancing flood mitigation, stormwater management, watershed protection, irrigation, and the rehabilitation of critical water systems. You’ll guide multidisciplinary teams, manage client and regulatory coordination, and oversee work from hydrologic and hydraulic (H&H) modeling through design and construction support. This position is ideal for an experienced water resources professional who brings strong H&H expertise, proven project leadership, and a passion for creating practical, resilient solutions for the communities we serve.

These responsibilities include:

  • Serve as the primary point of contact for clients, building strong relationships and ensuring alignment between project objectives and deliverables.
  • Prepare and lead client meetings, technical presentations, and design workshops.
  • Lead the planning, modeling, design, and delivery of complex water resources projects, including flood mitigation, stormwater systems, river restoration, dam/reservoir rehabilitation, and watershed studies.
  • Oversee advanced hydrologic and hydraulic (H&H) analyses using tools such as HEC‑RAS (1D/2D), HEC‑HMS, SWMM/PCSWMM, and other modeling platforms.
  • Direct preparation and QA/QC of plans, specifications, cost estimates, technical reports, and FEMA or permitting submittals.
  • Develop engineering approaches, alternatives analyses, and recommendations that balance technical performance, cost, constructability, and environmental stewardship.
  • Manage full project lifecycle: scope development, budgeting, scheduling, resourcing, risk identification, and change management.
  • Coordinate multidisciplinary teams to ensure integrated and timely project delivery.
  • Lead construction-phase services including RFIs, submittal reviews, field observations, and resolution of design‑related issues.
  • Maintain accurate project documentation, progress tracking, and financial performance reporting.
  • Provide mentorship, technical guidance, and performance feedback to junior engineers and EITs.
  • Delegate tasks effectively and support staff development through coaching, training, and design reviews.
  • Champion company QA/QC standards, ensuring accuracy, consistency, and quality across project deliverables.
  • Identify new opportunities, support client account growth, and help develop strategic pursuits.
  • Lead or contribute to proposal development, including scopes, schedules, level of effort, and interview participation.
  • Make key technical and delivery decisions, balancing risk, cost, constructability, and regulatory requirements while guiding the team to successful outcomes.

 

“As employee-owners, we don’t just work here, we grow here. Together, we take on challenging projects, support one another, and create opportunities to thrive. Our culture empowers every team member to find success—professionally and financially—while building something greater than themselves.” – Arian Bloomfield, President/CEO 

 

TOTAL REWARDS

We know work is just one part of life. That’s why we offer a total rewards package designed to support you—at work, at home, and everywhere in between. As an employee-owner, you’ll receive competitive pay, bonuses that recognize your contributions, and benefits that promote your health, growth, and well-being. Whether it’s your family, hobbies, or future goals, we’ve got

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Company

Morrison-Maierle

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