Bridge Hydraulics Specialist, in North America

Bridge Hydraulics Engineer

Location: Tallahassee, FL

Type: Full-time

Work Mode: Hybrid

We are looking for a Bridge Hydraulics Specialist to join our Coastal Engineering Practice. The role involves working closely with a team of experts and reporting to the Head of Discipline. Location can be in one of the following COWI offices:
New York, San Diego, Los Angeles, Oakland, Portland, Seattle, Tallahassee.

• Grow the bridge hydraulics practice within COWI.
• Lead hydraulic and hydrologic modelling (HEC‑RAS 1D/2D, HEC‑HMS, SRH‑2D) for bridge and waterway projects.
• Develop design recommendations for waterway openings, scour countermeasures, culverts, and drainage systems.
• Prepare and review technical deliverables – hydraulic reports, scour calculations, modelling files, and permitting documentation.
• Coordinate closely with structural, roadway, and geotechnical teams to integrate hydraulic requirements into design.
• Manage permitting tasks (USACE, FEMA CLOMR/LOMR, state environmental agencies) and respond to reviewer comments.
• Conduct field inspections to assess scour, channel stability, debris, and hydraulics‑related risks.
• Mentor junior engineers, conduct QA/QC reviews, and support proposals and client meetings as technical lead.

• Bachelor’s/Master’s in Civil Engineering; PE licensure.
• PE licensure in the State of Ohio required or ability to obtain within a reasonable timeframe.
• 10+ years’ experience in bridge hydraulics/H&H design for state DOT or transportation projects and documented experience signing and sealing bridge hydraulic reports and bridge hydraulics plan sheets.
• Advanced proficiency with HEC‑RAS (1D/2D), HEC‑HMS, HY‑8, and other standard hydraulic modelling tools.
• Strong knowledge of AASHTO LRFD, FHWA HEC manuals (HEC‑18, 20, 23), and state DOT hydraulics guidelines.
• Proven experience performing scour analyses, floodplain studies, and complex waterway evaluations.
• Demonstrated ability to prepare high‑quality hydraulic reports and present technical content to clients and agencies.
• Experience with federal/state permitting processes (e.g., USACE 404/401, FEMA floodplain submissions).

Flexible working arrangement; top‑up parental and childbirth recovery leave; full‑time hires get minimum 3 weeks vacation to start; floating holiday; paid sick leave; annual fitness subsidy; 401(k) contribution matching; personal and professional development fund; parking or public transit allowance; medical, dental, and vision insurance (80% employer‑paid premiums);
Employee Assistance Program; STD, LTD, AD&D, and life insurance; referral incentive program; frequent social events.

COWI provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, colour, religion, sex, national origin, age, disability, or genetics. In addition to federal law requirements, COWI complies with applicable state and local laws governing non‑discrimination in employment in every location in which the company has facilities. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training information.