Geotechnical Senior Managing Engineer

McMillen; Kirkland (WA); Hybrid; USD 140,000 - 210,000; Full time

Job summary

McMillen, Inc. is seeking a Geotechnical Senior Managing Engineer with a strong technical background to lead geotechnical investigations, modeling, and design across water-related projects.

The role involves mentoring staff, building client relationships, and contributing to multidisciplinary teams on dams, energy, fisheries, and infrastructure programs. The position supports flexible work arrangements (remote, in-person, or hybrid) to accommodate project needs while delivering practical,

Qualifications

• Bachelor's degree in Geotechnical, Geological, or Civil Engineering required.
• Master's degree in Geotechnical or Civil Engineering preferred; PhD is a plus.
• Minimum 15 years of experience in geotechnical or related fields.
• Proven ability to manage multidisciplinary teams and large projects.
• Proficiency with geotechnical modeling software and design tools.
• Excellent problem-solving, writing, communication, and project management skills.

Responsibilities

• Plan and manage geotechnical investigations including soil/rock logging, lab testing, and characterization.
• Analyze field data, as-built plans, and reports to define conditions and design criteria.
• Manage geotechnical modeling and analysis using industry standard software (Slide2, RS2, Settle3, LPILE, APILE, GROUP).
• Mentor mid-level and junior staff; provide QA/QC reviews.
• Develop and maintain client relationships; pursue opportunities; assist in proposals and marketing with Practice Leads.
• Manage changes to scope, schedule, and costs; ensure alignment with change management plan.
• Identify risks, assumptions, and constraints using historical data and expert judgment.
• Lead multi-discipline teams on water resources projects; develop designs for pipelines, storage, and pump stations.
• Provide support for dam safety inspections, PFMAs, and risk analyses with dam safety personnel.

Skills

Geotechnical engineering

Project management

Team leadership

Client relationship

Problem solving

Writing

Communication

Education

Bachelor's degree in Geotechnical, Geological, or Civil Engineering

Master's degree in Geotechnical or Civil Engineering

Ph.D. is a plus

Tools

Slide2

RS2

Settle3

LPILE

APILE

GROUP

Job description

Design a career and build your future... Because it matters!

Geotechnical Senior Managing Engineer

McMillen, Inc. is seeking a Geotechnical Senior Managing Engineer with a strong technical background to help deliver exceptional service to our clients. The Senior Managing Engineer will work in a variety of water-related projects in fields including but not limited to: fisheries, fish passage, hydropower, dams, embankments, levees, flood control structures, pump stations, water treatment, and water management. This position is available as remote, in-person, or hybrid.

Who we are:

McMillen, Inc. designs and builds solutions that shape the future of water resources. Our people thrive on solving complex challenges, pushing boundaries, and refining their craft. We don't look for the complacent or the comfortable. We seek problem solvers, innovators, and experts who are always striving to be better. We support continuous learning, cutting-edge technology, and a balanced work-life environment so our employees can build careers they're proud of. We are focused in the dams, energy, fisheries, natural resources, and infrastructure markets. With staff across the United States, Canada, Europe, and beyond, we bring global best practices to our clients. Our people integrate engineering, environmental, and construction expertise to deliver practical, results-driven outcomes. From concept to completion, projects are guided through feasibility studies, permitting, design, construction, and commissioning, ensuring technical precision and real-world functionality.

Responsibilities

• Plan and manage geotechnical investigations, specifically in the realm of soil and rock core logging, laboratory testing, and geotechnical characterization.
• Analyze field data, as-built plans, and engineering reports to establish existing conditions and identify critical areas for design criteria.
• Manage and review geotechnical modeling and analysis using industry standard software including but not limited to Slide2, RS2, Settle3, LPILE, APILE, GROUP, etc.
• Mentor mid-level and junior geotechnical staff and provide QA/QC reviews of their work.
• Develop, manage, and maintain client relationships. Actively participate in developing relationships with key clients, participating in professional service organizations, and attending conferences/events. Conduct and participate in workshops and meetings with clients.
• Identify project opportunities, actively pursue opportunities, and prepare proposals. Consult with clients to plan and develop strategies for their water resource needs. Work cooperatively with Practice Leads, Discipline Leads, and Operations Managers in local and national marketing production efforts.
• Manage changes to the project scope, project schedule, and project costs using appropriate verification techniques in order to keep the project plan accurate, updated, reflective of authorized project changes as defined in the change management plan, and facilitate customer acceptance.
• Identify high-level risks, assumptions, and constraints: Document high-level risks, assumptions, and constraints using historical data and expert judgment in order to understand project limitations.
• Effectively manage multi-discipline teams for a wide range of water resources projects and tasks.
• Develop detailed designs, plans, and specifications for infrastructure projects, including pipeline, storage, and pump station design for water systems.
• Manage planning, design and construction support services for water, recycled water and wastewater infrastructure projects (Design Project Manager).
• Work with dam safety personnel and act as a geotechnical or geological subject matter expert for dam safety inspections, PFMAs, and risk analyses.

Qualifications

• Bachelor's degree in Geotechnical, Geological, or Civil Engineering required
• Master's degree in Geotechnical or Civil Engineering or related field preferred; Ph.D. is a plus
• Minimum of 15 years of experience in geotechnical engineering, civil engineering, or a related field.
• Proven experience managing multidisciplinary teams and large-scale environmental restoration projects.
• Proficiency in geotechnical modeling software and engineering design tools.
• Excellent problem-solving, writing, communication, and project management skills.
• Ability to work effectively with diverse clients and stakeholders, including regulatory agencies, contractors, and