Senior Wastewater Process Engineer

ARCO a Family of Construction Companies•Chicago, IL

4d•Hybrid

About The Position

BlueWTR is hiring a Senior Process Engineer/Design PM to lead process design and technical delivery on industrial water and wastewater projects across hyperscale data center, RNG/biogas, semiconductor, advanced manufacturing, and food & beverage markets. You'll own basis-of-design through commissioning on projects ranging from greenfield UPW systems to multi-hundred-MW cooling and reuse infrastructure, working inside a design-build structure with the full backing of ARCO/Murray's national platform. This is a senior, client-facing role with ownership over process scope, deliverables, and technical decisions.

Requirements

7–10 years in industrial water/wastewater process engineering or design-build process delivery.
Demonstrated ownership of PFDs, P&IDs, hydraulic profiles, mass balances, and basis-of-design packages on completed projects.
Hands-on experience with membrane systems (UF/NF/RO), biological treatment, chemical feed, and solids handling.
Strong client-facing communication; able to lead technical discussions with sophisticated industrial owners and their reps.
Experience inside design-build or EPC delivery, comfortable with cost, schedule, and constructability pressure on process decisions.
BS in Chemical, Environmental, or related engineering discipline.

Nice To Haves

PE license.
Direct project experience in hyperscale data center cooling, RNG/biogas, semiconductor UPW, or food & beverage process water.
Working knowledge of industrial controls, PLC/SCADA architecture, instrumentation, and process automation handoffs.
NPDES permitting and industrial discharge compliance experience.
Prior experience mentoring or formally managing other engineers.

Responsibilities

Lead process design on assigned industrial water and wastewater projects; membrane (UF/NF/RO), biological, chemical, solids handling, and reuse, from FEL through commissioning.
Own basis-of-design, mass balances, hydraulic profiles, PFDs, P&IDs, equipment layouts, and control narratives as primary author and approver.
Serve as the senior technical interface for clients, consulting engineers, and design-build partners; defend process decisions and translate them into executable scope.
Drive equipment selection, OEM evaluations, technical procurement, and submittal reviews.
Direct startup, commissioning, troubleshooting, and optimization in coordination with controls integrators and field teams.
Mentor junior engineers and review their deliverables; raise the technical bar across the process group.
Support business development through proposal input, scoping calls, and regional presence at industry events.