Water/Wastewater Engineer

gpac LLC.; Houston (TX); Hybrid; USD 100,000 - 140,000; Full time

Benefits offered by this job

401(k) with company match

Profit sharing

Comprehensive medical, dental, vision,

life & disability

Generous PTO and paid holidays

CEUs, conferences, certifications

Equity/Partnership potential forsenior

Job summary

gpac LLC is seeking a Water/Wastewater Engineer to design and lead municipal infrastructure projects in a hybrid Houston environment. You will manage full project lifecycles and perform hydraulic modeling to ensure safe, compliant, and efficient systems.

Join a multidisciplinary team with strong mentorship, exposure to city officials, and opportunities to advance to leadership roles. Competitive benefits and a clear growth path are offered.

Qualifications

• Must have a P.E. license.
• 2–10+ years in water/wastewater engineering or utility infrastructure.
• Experience with hydraulic modeling.
• Design of water/wastewater treatment plants, pump stations, and pipelines.

Responsibilities

• Lead the full lifecycle of water and wastewater projects.
• Run hydraulic modeling and prepare plans, specs, and reports.
• Collaborate with civil, environmental, and planning teams.
• Interface with municipalities and regulators; manage permitting.
• Own project budgets and schedules, from concept to completion.
• Support business development with proposals to win new work.

Skills

Communication

Collaboration

Problem-solving

Leadership

Education

B.S. in Civil or Environmental Engineering

Professional Engineer (P.E.)

Tools

AutoCAD Civil 3D

GIS

WaterGEMS/SewerGEMS/InfoWorks

Job description

Are you ready to design the pipelines, treatment plants, and pump stations that keep cities thriving? We're a fast‑growing, multi‑disciplinary consulting powerhouse that turns bold ideas into real‑world infrastructure. We need a passionate Water/Wastewater Engineer who wants to lead, innovate, and grow alongside industry veterans.

Why This Role Is Different

• Immediate Impact: Your designs will directly serve municipalities and improve public health.
• Leadership from Day One: Work side‑by‑side with senior partners, present to city officials, and own project outcomes.
• Clear Growth Path: From Engineer → Project Manager → Technical Lead → Partner - we map it out with you.
• Mentorship + Visibility: One‑on‑one coaching, regular strategy sessions with executives, and a seat at the table for every major decision.
• Flexibility & Culture: Hybrid work, flexible hours, and a team that values results over clock‑in times.

What You'll Do

• Design & Deliver: Lead the full lifecycle of water and wastewater projects-treatment plants, pump stations, pipelines, distribution and collection systems.
• Technical Excellence: Run hydraulic modeling, perform rigorous calculations, and produce flawless plans, specs, and reports.
• Cross‑Disciplinary Collaboration: Partner with civil, environmental, and planning teams to create integrated solutions.
• Client & Regulatory Liaison: Interface with municipalities, regulators, and stakeholders; manage permitting and compliance.
• Project Ownership (Level‑Dependent): Set budgets, track schedules, and drive project success from concept to completion.
• Business Development: Contribute ideas and content for proposals that win new work and expand our market presence.

Who You Are

• Education: B.S. in Civil or Environmental Engineering.
• Credentials: MUST HAVE P.E.
• Experience: 2-10+ years in water/wastewater engineering-treatment design, hydraulic modeling, or utility infrastructure.
• Tech Skills: AutoCAD Civil 3D, GIS, WaterGEMS/SewerGEMS/InfoWorks, and other modeling tools.
• Soft Skills: Exceptional communicator, collaborator, and problem‑solver with a drive to lead.

What We Offer

Growth & LeadershipFlexibility & CultureCompensation & Benefits - Direct mentorship from senior engineers and partners

• Structured path to Project Manager, Technical Lead, and Partnership
• Regular exposure to C‑suite decision‑makers - Hybrid work model + flexible scheduling
• Results‑focused environment
• Supportive, inclusive team culture - Competitive base + performance bonuses
• 401(k) with company match + profit sharing
• Equity/Partnership potential for senior hires
• Comprehensive medical, dental, vision, life & disability
• Generous PTO, paid holidays, HSA/FSA options - Funded CEUs, conferences, and certifications
• Internal "Innovation Lab" for pilot projects - Projects that serve real communities daily
• Opportunities to publish whitepapers and present at industry events - Long‑term career security in a growing firm
• Recognition program celebrating technical and leadership achievements

All qualified applicants will receive consideration without regard to race, age, color, sex (including pregnancy), religion, national origin, disability, sexual orientation, gender identity, marital status, military status, genetic information, or any other status protected by applicable laws or regulations.