Project Engineer - Drainage

LJA Engineering, Inc.; San Antonio (TX); On-site; USD 60,000 - 80,000; Full time

Benefits offered by this job

Employee Stock Ownership Plan (ESOP)

Paid time off and holidays

Tuition reimbursement

Referral bonuses

Community impact initiatives

Professional development memberships

Job summary

A leading engineering firm in San Antonio is seeking a Project Engineer to support Land Development projects through hydrologic and hydraulic analyses. The role involves drainage impact analyses, flood studies, and client interactions. Candidates should have at least four years of experience in similar analyses, a Bachelor's in Civil Engineering, and mastery of related software like HEC-RAS. This employee-owned company offers comprehensive benefits and supports professional growth.

Qualifications

• 4+ years of experience in hydrologic and hydraulic analyses.
• Proficient in using hydrologic and hydraulic software.
• Ability to build strong relationships.

Responsibilities

• Provide technical analysis for large watershed engineering projects.
• Produce hydrologic and hydraulic analyses and reports.
• Interact with internal and external clients.

Skills

Hydrologic and hydraulic analyses

Relationship building

Proficient in HEC-RAS, HEC-HMS

Education

Bachelor of Science, Civil Engineering

Licensed Professional Engineer in Texas

Tools

HEC-RAS

HEC-HMS

InfoWorks ICM

XP-SWMM

Job description

LJA is offering an exciting opportunity that will allow you to reach your full career potential. The structure of our organization is designed to amplify your capabilities while gaining the benefits of being an employee-owner. What truly sets this opportunity apart is the chance to collaborate every day with dedicated, skilled, and supportive leaders. Whether you are in the office, in the field, or behind the scenes, working at LJA gives you the chance to grow through hands‑on experience and exposure to a broad range of clients and services.

WHAT MAKES LJA DIFFERENT

At LJA, our employee-owners take pride in their work and their workplace. We’re guided by leaders who foster a culture of respect, collaboration and a shared vision of success. Our difference is evident in the experiences and opportunities we provide:

• Employee-owned. Client-focused
• Employee Stock Ownership Plan (ESOP)
• Consistently ranked as a Top Workplace
• Internal recruitment team, in‑house training, and a marketing department specific to our industry
• We celebrate flexibility, allowing every team and office to lead with their proven approach
• Our culture champions continuous learning and personal growth
• We believe success comes through constant evolution and communication
• We are passionate about having fun and making money, all while creating impact

POSITION OVERVIEW

As a Project Engineer at LJA Land Development, you will be involved in hydrologic and hydraulic (H&H) analyses supporting the Land Development projects. Specific project tasks will include drainage impact analyses for master planned developments, flood studies, FEMA Conditional Letters of Map Revisions (CLOMRs) and FEMA Letters of Map Revisions (LOMRs), conveyance analyses, and dam breach analyses, Aspects of the position include technical analysis and design with various client correspondence, team and mentoring leadership, budgeting, and planning.

A TYPICAL DAY MIGHT INCLUDE

• Project Engineer will be responsible for providing technical analysis of large watershed engineering projects or a number of smaller projects with many complex drainage features
• Produce hydrologic and hydraulic analyses and reports with knowledge of municipal and federal requirements
• Use standard and advanced modeling techniques, theory, and practices in hydrology and hydraulics related disciplines
• Project Engineer may interact with the Client (internal and external) and must have good communication skills
• Knowledge of and participate in the development of construction cost estimates, design plans, and specifications

REQUIRED EDUCATION/LICENSE/CERTIFICATIONS

• Bachelor of Science, Civil Engineering
• Licensed Professional Engineer in Texas

REQUIRED QUALIFICATIONS

• 4+ years’ experience in hydrologic and hydraulic analyses, detention design, FEMA Letters of Map Revisions, and Floodplain Fill Mitigation Plans
• Proficient in commonly used hydrologic and hydraulic software such as HEC‑RAS (steady, Unsteady, and/or 2D), HEC‑HMS, InfoWorks ICM, XP‑SWMM, and/or ICPR4 (Stormwise)
• Ability to build strong relationships

IDEALLY, YOU SHOULD ALSO HAVE

• Working knowledge of GIS is a plus

LEVEL UP WITH LJA

At LJA, we’re 100% employee-owned. This drives results, rewards ambition and supports long‑term success for every team member. With almost 100 locations and 3,000+ employee-owners (and growing), we’re building something big! We want you to be part of it. Your future grows here.

• Generous Time Off: PTO, paid holidays, and a full office closure between Christmas and New Year’s.
• Comprehensive Benefits: Multiple plan options for health, dental, and pets. Along with mental health support.
• Family Support: Paid maternity and parental leave to help you focus on what matters most.
• Education Support: Tuition reimbursement and in‑house courses provided by our Learning and Development team.
• Referral Bonuses: Know great talent? Get rewarded for helping us grow.
• Community Impact: Company‑sponsored volunteer days and philanthropic initiatives.
• Professional Development: Memberships to industry organizations to keep you connected and growing.
• Career Growth: Great internal mobility opportunities to advance your career.
• Fun Culture: LJA social events, employee sports teams, bring your kid to work day, etc.

Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities
This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.