Senior Project Engineer (PE-2) - Drainage Engineering

Senior Project Engineer (PE-2) – Drainage Engineering
Location: Mesa, AZ
Employment Type: Full-Time

Position Overview
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.

Core 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.

Qualifications
•    Bachelor’s degree in civil engineering or related field. Master’s degree in Hydraulics, Hydrology, or Water Resources and/or Certified Floodplain Manager designation preferred.
•    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.

Physical Requirements
•    Required to stand, walk, and sit.
•    The position may require a visit to project sites occasionally.
•    The position requires a normal range of hearing.
•    The employee must be able to lift 40 lbs. occasionally.
•    Requires prolonged sitting with 15% of the time spent bending and reaching.
•    Must have manual dexterity sufficient to operate a computer keyboard and calculator.
•    Noise levels are consistent with a standard office environment.

Perks & Benefits
•    Health, life, 401(k), dental and vision insurance
•    Short-term, long-term disability insurance and leave
•    Paid holidays
•    Paid Time Off
•    Bereavement leave
•    Quarterly bonus program and straight time overtime

•    Hybrid work options and flexible schedule opportunities.

EPS Group is not currently considering applicants that will require visa sponsorship to obtain employment authorization.

EPS Group is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability status, protected veteran status, or any other characteristic protected by law.  We offer a competitive salary and bonus program, a wide range of benefits including 401(k) with employer match, advancement potential, and the opportunity to become an integral part of a highly respected firm.