Senior Project Engineer (PE-2) - Drainage Engineering

EPS Group•Mesa, AZ

2d•Hybrid

About The Position

At EPS Group, we don’t just work on drainage projects; we solve complex challenges that protect communities, improve infrastructure, and create lasting impact. Our drainage team is a collaborative, forward-thinking group that values trust, ownership, and innovation. We work hard, support each other, and deliver high-quality solutions for our clients, while making time to recharge and enjoy the work we do. We are seeking a highly skilled Senior Technical Engineer to lead our Drainage and Flood Control efforts. In this role, you will serve as a technical subject matter expert, driving the design and analysis of complex stormwater management systems, flood mitigation infrastructure, and open-channel hydraulics. You will bridge the gap between high-level engineering analysis and practical design solutions, ensuring our projects not only meet regulatory standards but also protect communities and infrastructure from flood risks. This is an ideal position for a technical leader who thrives on solving difficult hydraulic problems and mentoring junior staff.

Requirements

Bachelor’s degree in civil engineering or related field.
Current Professional Engineer license in Arizona.
6+ years of progressive experience in drainage engineering, stormwater management, and flood control.
Advanced proficiency in H&H modeling software such as HEC-HMS, HEC-RAS (1D/2D), FLO-2D, or similar.
Strong working knowledge of ArcGIS/QGIS for watershed delineation and spatial analysis.
Deep understanding of FEMA NFIP regulations, CLOMR/LOMR processes, and local stormwater design manuals.
Ability to explain complex hydraulic concepts to non-technical stakeholders and clients clearly.
Strong eye for grading constraints and constructability issues within drainage designs.

Nice To Haves

Master’s degree in Hydraulics, Hydrology, or Water Resources and/or Certified Floodplain Manager designation preferred.

Responsibilities

Perform complex hydrologic and hydraulic analyses, including 1D and 2D stormwater modeling using software such as HEC-HMS, HEC-RAS (1D/2D), FLO-2D, or similar.
Conduct floodplain mapping, delineation, and regulatory compliance reviews.
Prepare and review technical drainage reports, CLOMR/LOMR submittals, and FEMA flood map revisions.
Utilize ArcGIS/QGIS for data analysis, mapping, and modeling support.
Design stormwater and drainage facility designs, such as channels, culverts detention basins, storm drain systems, and erosion protection.
Prepare and review technical drainage reports, CLOMR/LOMR submittals, and FEMA flood map revisions.
Oversee the technical quality of drainage deliverables, ensuring compliance with local municipal standards, state DOT requirements, and federal (FEMA/USACE) regulations.
Coordinate directly with clients, regulatory agencies, and sub-consultants to resolve permitting issues and technical challenges.
Conduct rigorous QA/QC reviews of calculations, models, and design drawings prepared by junior staff.
Coordinate with project managers to support deliverables on schedule and within budget.
Serve as a technical mentor to Engineer-in-Training (EIT) staff and junior engineers, providing guidance on modeling techniques and design best practices.
Assist Project Manager in scope development, fee estimation, and proposal writing for drainage-focused pursuits.