Senior Wastewater Engineer: Hybrid, Lead Projects

Mott MacDonald Group; Pittsburgh (Allegheny County); Hybrid; USD 143,000 - 186,000; Full time

Benefits offered by this job

Performance-based bonuses

Comprehensive benefits package

Paid time off

Job summary

Mott MacDonald seeks a Senior Wastewater Engineer to strengthen our regional water team across NY, NJ, PA and MA. You will lead design and delivery of municipal wastewater facilities, mentor junior staff, and build strong client relationships.

You will manage projects from planning through construction, develop design criteria, and coordinate with multidisciplinary teams to ensure high-quality outcomes.

Qualifications

• Bachelor's degree in civil, environmental, chemical or related engineering.
• Typically, 10-15 years of progressively responsible wastewater engineering experience.
• Strong municipal wastewater treatment process design experience.
• Working knowledge of wastewater collection, conveyance and pumping systems.
• Experience delivering projects from planning and design through construction.
• Demonstrated ability to lead technical teams and communicate effectively with clients and treatment plant operators.
• Professional Engineer license in at least one US jurisdiction, with the ability to obtain licensure in NY, NJ, PA and MA.
• Ability to travel to clients and project sites throughout the region.
• Preferred experience: activated sludge and biological nutrient removal; plant hydraulics, wet-weather treatment and solids handling; advanced treatment, membranes, intensification processes, water reuse or industrial wastewater; plant commissioning, start-up and operational troubleshooting; public-sector wastewater projects in NY, NJ or PA; proposal development, client management and staff mentoring.

Responsibilities

• Lead wastewater treatment planning, process evaluations and facility designs.
• Develop design criteria, calculations, hydraulic profiles, mass balances, equipment sizing and facility layouts.
• Design and evaluate headworks, primary and biological treatment, nutrient removal, clarification, disinfection, biosolids management, chemical feed systems and ancillary systems.
• Support sanitary sewer, force main, pump station, inflow and infiltration, and wet-weather management projects.
• Prepare and review technical reports, drawings, specifications, cost estimates and bid documents.
• Manage technical tasks, project scope, schedules, budgets and multidisciplinary coordination.
• Provide construction-phase support, including submittal reviews, RFIs, field coordination, commissioning and operational troubleshooting.
• Mentor junior staff and provide technical quality assurance.
• Build client relationships and support proposals, interviews and regional business development.

Skills

Technical leadership

Project management

Client liaison

Travel ability

Education

Bachelor's degree in civil/environmental/chemical engineering

Professional Engineer (PE) license (US)

Job description

Mott MacDonald seeks a Senior Wastewater Engineer to strengthen our regional water team across NY, NJ, PA and MA. You will lead design and delivery of municipal wastewater facilities, mentor junior staff, and build strong client relationships.

You will manage projects from planning through construction, develop design criteria, and coordinate with multidisciplinary teams to ensure high-quality outcomes.