Technical Manager - Hydrology & Hydraulics

WGA; Austin (TX); On-site; USD 120,000 - 180,000; Full time

Job summary

WGA seeks a Technical Manager to lead water resources projects in Texas, focusing on stormwater, floodplain analysis, drainage design, and hydraulic modeling. You will guide teams through planning to construction, engage clients and regulatory authorities, and contribute to growth initiatives in a high-visibility role.

The ideal candidate will mentor junior engineers, ensure compliance with standards, and drive high-quality deliverables across projects while coordinating with stakeholders and

Qualifications

• Bachelor’s degree in Civil Engineering or related field is required.
• Texas PE license or ability to obtain within 6 months of hire.
• Proficient in hydrology, hydraulics, and water resources engineering.
• Experience with modeling and design tools (HEC-RAS, HEC-HMS, EPA-SWMM).

Responsibilities

• Lead multidisciplinary project teams from planning through construction support.
• Manage scope, schedule and budget across multiple projects.
• Serve as primary client and agency contact; support business development.
• Mentor junior engineers and foster technical development.
• Review calculations, designs, and reports for accuracy.

Skills

Leadership & mentorship

Project management

Client engagement

Communication

Education

Bachelor’s degree in Civil Engineering or related field

Licensed Professional Engineer in Texas

Master’s or PhD preferred

Tools

HEC-RAS

HEC-HMS

EPA-SWMM

FLO-2D

Civil 3D

GIS

Job description

As a Technical Manager in our H&H department, you will lead project teams delivering cutting-edge solutions in stormwater management, floodplain analysis, drainage design, and hydraulic modeling. You’ll play a key role in technical execution, client engagement, and business development—ensuring high-quality results from concept through construction. This is a high-visibility leadership role with the opportunity to mentor junior engineers, support strategic growth initiatives, and influence the future of water resources infrastructure in Texas.

Key Responsibilities

Project Leadership & Management

• Lead multidisciplinary project teams through all phases of water resources projects—from planning and design to construction support.
• Manage scope, schedule, and budget across multiple projects, ensuring client goals are met or exceeded.
• Serve as the primary point of contact for clients, regulatory agencies, and internal stakeholders.
• Ability to Lead medium and large sized projects.
• Makes decisions independently on problems and methods.
• Provide quality control and ensure deliverables meet regulatory requirements and industry standards.

Technical Expertise

• Perform and oversee hydrologic and hydraulic modeling using tools such as HEC-HMS, HEC-RAS, FLO-2D, SWMM, and StormCAD.
• Applies diversified knowledge of principles / practices in broad areas of assignments.
• Perform and review floodplain mapping, watershed studies, stormwater infrastructure design, and drainage analyses.
• Performs work requiring advanced techniques. Proficient in 1D/2D modelling using HEC-RAS.
• Develop technical reports, design documentation, and permitting submittals.

Client Relations & Business Development

• Build and maintain strong relationships with municipal, industrial, and governmental clients.
• Identify new business opportunities and contribute to proposal preparation and project pursuits.
• Represents firm in technical conferences.
• Present project concepts and technical findings to clients, permitting authorities, and community stakeholders.

Team Mentorship & Collaboration

• Mentor junior engineers and foster technical development within the H&H team.
• Promote a collaborative culture and support knowledge-sharing across disciplines.
• Review engineering calculations, designs, and reports for accuracy and completeness.

Qualifications

Education

• Bachelor’s degree in Civil Engineering or a related field (Master’s/PhD preferred).
• Licensed Professional Engineer (PE) in Texas (or ability to obtain within 6 months of hiring).
• Preferred Certifications: CFM, PMP, or LEED accreditation.

Experience

• Minimum 8 years of experience in hydrology, hydraulics, and water resources engineering.
• Proficient in modeling and design tools (e.g., HEC-RAS (1D/2D), HEC-HMS, EPA-SWMM, Civil 3D, FLO-2D, GIS).
• Strong communication skills, both written and verbal.
• Knowledge of local, state, and federal regulatory frameworks.

EEO STATEMENT: WGA is committed to providing equal opportunity to all qualified applicants and its employees. The Company strictly prohibits all discrimination on the basis of race, ancestry, color, age, national origin, ethnicity, religious creed or belief, physical or mental disability, marital or familial status, legally protected medical condition, genetic information, military or veteran status, sex, gender, sexual orientation, citizenship status, protected activity or any other status or classification protected by applicable federal, state, and/or local laws.