Senior / Principal Sediment Remediation Practitioner

Geosyntec Consultants; Portland (OR); On-site; USD 120,000 - 180,000; Full time

Job summary

Geosyntec Consultants in Portland, OR seeks a Senior/Principal Sediment Remediation Practitioner to lead design, permitting, and field activities. You will mentor staff, manage budgets, and develop remediation strategies for diverse clients across the Pacific Northwest.

The role emphasizes technical leadership, business development, and collaboration with interdisciplinary teams to deliver innovative sediment remediation solutions.

Qualifications

• Bachelor's degree in engineering (civil, chemical, or environmental) or geology.
• Advanced degree in a related field preferred.
• Professional registration (e.g., P.E./P.G.) preferred.

Responsibilities

• Lead the remediation projects, mentoring staff and coordinating with clients.
• Oversee project planning, budgets, scheduling, and quality control.
• Evaluate contaminated sites and develop remediation approaches.
• Develop work plans, data analysis, and cost-benefit studies.
• Direct field activities, vendor coordination, and regulatory permitting.
• Prepare technical reports and proposals; support business development.

Skills

Project leadership

Client management

CERCLA knowledge

Written communication

Fieldwork

Travel willingness

OSH AHAZWOPER awareness

Education

Bachelor's in Engineering/Geology

Advanced degree preferred

Professional registration preferred

Job description

Senior / Principal Sediment Remediation Practitioner

Primary Location: US-OR-Portland

ID: 2026-4387

Category: Sediment

Position Type: Regular Full-Time

Remote: No

Additional Location: US-ID-Meridian

Overview

If you are looking for a home for the best years of your career, where you can contribute to a dynamic and innovative firm, tackle challenging project work, and collaborate with industry‑recognized professionals, Geosyntec is the place for you!

We have an exciting opportunity for a Senior / Principal Sediment Remediation Engineer or Scientist to join our Sediment Remediation and Waterfront Redevelopment practice in our Pacific Northwest Branch with offices in Portland, OR, and Boise, ID, or other Geosyntec Branches. This role will involve managing people and projects, ensuring technical excellence, and providing expertise on sediment remediation. It is ideal for a talented and highly experienced individual who is interested in being a leader and contributing to innovative and challenging projects, including the financial and technical evaluation, design, permitting, and construction stages. Our client base includes a diverse mix of industrial, institutional, and governmental clients.

Geosyntec is an innovative, international engineering and consulting firm serving private and public‑sector clients to address new ventures and complex problems involving our environment, natural resources, and civil infrastructure. Our engineers, scientists, technical and project employees serve our clients from offices across the world. Ranked by ENR as one of the top environmental engineering design firms, Geosyntec is internationally known for its technical leadership, broad experience, and exceptional client service.

We invest in our people. Each employee is unique, and your career at Geosyntec will be too. We offer competitive pay and benefits, and well‑being programs to support you and your family.

To Learn More Visit: http://www.geosyntec.com/careers/.

Essential Duties and Responsibilities

Collaboration and mentoring are cornerstones of Geosyntec's culture. We operate under a sell‑manage‑do culture, and so we expect that you'd work on challenging technical projects while leveraging your existing knowledge and experience to help Geosyntec expand its current practices and capabilities through business development and client management. You may also be asked to take on project management responsibilities, along with staff management and development, and mentoring tasks. Some of the key responsibilities may include:

• Managing challenging technical projects while leveraging your existing knowledge and experience to help Geosyntec expand its current practices and capabilities through business development and client management.
• Task and project management, including planning and implementing investigation and remediation projects, budgeting and budget management, adherence to schedule, quality, client satisfaction, and profitability.
• Evaluate contaminated sites and develop remediation approaches, including feasibility studies, removal action work plans, remediation design plans.
• Lead the development of work plans, data evaluation, and cost‑benefit analyses.
• Implement remedial pilot tests and systems, including vendor selection, logistical coordination, permitting, and supervision of field teams.
• Write technical reports, letters, memoranda, plans, specifications, and proposals; oversee and review documents prepared by project teams.
• Build a portfolio of clients by winning new clients and obtaining repeat business from existing clients, leading proposal preparation, and executing a personal business development plan.
• Foster trust‑based relationships with clients, regulatory personnel, and other project stakeholders.
• Mentor, guide, and motivate early career staff assigned in the areas of project performance, cost, schedule management, client expectations and career development; work with employees to correct deficiencies.
• At times, this position may also include fieldwork including site visits, multi‑media environmental sampling and characterization, drilling oversight, contractor oversight, and remediation system operations, maintenance, and construction.
• Drive personal, company, and rental vehicles to client or company project or office sites, and other business locations, as needed.

Education and Licensure

• Bachelor's degree in engineering (civil, chemical, or environmental preferred) or geology. (required)
• Advanced degree the same. (preferred)
• Professional registration (i.e., P.E. P.G.) (preferred)

Skills, Experience and Qualifications

• At least 8 years (10+ years preferred) of direct environmental consulting experience in the Pacific Northwest marketplace; or equivalent combination of education and experience. (required)
• Detailed understanding of CERCLA and other applicable state regulations. (required)
• Experience with multi‑disciplinary project teams. (required)
• Demonstrated success in the development and management of clients, and leadership skills. (required)
• Ability to succeed in a fast‑paced consulting environment, handling multiple project assignments, meeting strict deadlines, and traveling to client facilities as needed. (required)
• Excellent writing and communication skills. (required)
• Field work and overnight travel may be required.
• Current OSHA 40‑hr HAZWOPER training and refreshers. (preferred)
• Health & Safety training, medical monitoring, and client‑driven drug and background testing may be required.
• Valid U.S. driver’s license and a satisfactory driving record for business travel. (required)