Industrial Wastewater Engineer

Parametrix • Seattle, WA

1d • Hybrid

About The Position

Parametrix is seeking an experienced Industrial Wastewater Engineer to join their Greater Washington Environmental Planning and Compliance (EP&C) team. This role will focus on the planning, permitting, design, and improvement of wastewater systems, with an emphasis on regulatory compliance and discharge permitting. The ideal candidate will possess a strong understanding of NPDES and state-specific discharge permits, such as Water Pollution Control Facilities (WPCF) permits, and be adept at guiding clients through complex regulatory landscapes. This position also offers the chance to act as a technical resource and mentor for early-career professionals. The role is based in one of Parametrix's Washington offices, with potential for a hybrid/remote schedule depending on experience, team integration, and project requirements.

Requirements

• Bachelor’s degree in chemical, civil, environmental, mechanical, or a related engineering discipline.
• Five or more years of experience supporting the design and permitting of wastewater projects.
• Professional Engineer (PE) license in Washington or Oregon, or the ability to obtain licensure within one year of hire.
• Strong knowledge of wastewater permitting and applicable federal, state, and local regulatory requirements.
• Experience with NPDES permits and state-specific wastewater discharge permits, including WPCF permits.
• Experience supporting wastewater and recycled water permitting in Washington, Oregon, Idaho, or other Western states.
• Ability to interpret complex regulations and translate them into clear, practical guidance for clients and project teams.
• Experience with routine wastewater pumping and monitoring.
• Familiarity with industrial wastewater facilities, operations, design standards, and construction practices.
• Experience preparing clear, well-organized permit applications, regulatory reports, and technical documents.
• Familiarity with relevant engineering software and technical tools.
• Strong communication, collaboration, and mentoring skills.
• Ability to balance multiple assignments and work effectively within project budgets and schedules.

Nice To Haves

• Master’s degree is preferred.

Responsibilities

• Interpret regulatory requirements and develop policies, plans, and procedures for compliance.
• Track, review, and assess federal, state, and local legislation and regulations related to stormwater and discharges to surface water and groundwater.
• Prepare compliance documents, technical reports, and other written materials for NPDES and state-specific discharge permits.
• Prepare permit applications, renewal applications, modifications, and regulatory agency reports.
• Develop water balances, process flow diagrams, and recommend process equipment.
• Support the planning, design, rehabilitation, and improvement of municipal and industrial wastewater systems.
• Collaborate with clients, regulatory agencies, engineers, and other technical professionals.
• Mentor developing engineers and technical staff in wastewater permitting and regulatory compliance.
• Manage assigned work within established budgets, schedules, and resource plans while maintaining high-quality technical outcomes.

Benefits

• Comprehensive Healthcare (medical, dental, vision, short- & long-term disability insurance)
• Employee Stock Ownership Plan (financial profit sharing)
• Performance-based bonuses
• 401(k) Plan
• Paid Time Off (both vacation & sick/wellness time accruals)
• Paid Holidays
• Parental Bonding Leave

What This Job Offers

• Job Type: Full-time
• Career Level: Senior