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Graduate Engineer I, Water / Wastewater

Halff
Allen, TX Full Time
POSTED ON 9/2/2026
AVAILABLE BEFORE 10/1/2026
Water/Wastewater Graduate Civil Engineer

Halff is seeking New Graduates who will graduate in December 2026 or May 2027 for our Water & Wastewater Utilities team in our McAllen, TX office. The position will be for a General Civil Engineer interested in Water & Wastewater Utility projects including pipeline and facility modeling, planning, process design and construction. This position offers an excellent career development opportunity for someone looking to grow with Halff, with potential for not only business and personal growth, but ownership in the firm. New graduates are encouraged to apply.

What You Will Do

  • Design civil engineering projects under the direct supervision of a Professional Engineer
  • Support Water & Wastewater Utility projects including pipeline and facility modeling, planning, process, design, and construction
  • Assist in the preparation of plans, specifications, and cost estimates for Water & Wastewater projects
  • Perform drafting CAD work
  • Perform calculations and analysis for design projects
  • Assist in the preparation of permit applications and other regulatory documents
  • Coordinate with other team members, including surveyors, architects, and contractors
  • Attend meetings with clients and regulatory agencies

What You Will Need

  • Bachelor’s or Master’s Degree in Civil Engineering (December 2025 and May 2026 graduates encouraged to apply)
  • 0 – 3 years of experience in Water & Wastewater Utility projects and Water and/or Wastewater Treatment Design
  • Experience with MicroStation and/or AutoCAD is preferred
  • Desired experience with Civil 3D, ArcGIS, WaterCAD, SewerCAD, InfoWater
  • Great communication skills
  • Solid relationship and team building skills
  • Self-motivated and strong organization skills

The Halff Water/Wastewater Advantage

  • We leverage more than 65 years of experience in the water utilities industry to develop creative and sound solutions.
  • Interdisciplinary team can provide full services from land development to treatment facility design.
  • Full toolbox of technology resources.

Learn more about Halff's Water/Wastewater services, check out some of our projects, and meet our team

Halff's Water/Wastewater Services

  • Biosolids Handling
  • Facility Design
  • Facility Master Plans
  • Facility Optimization
  • Instrumentation, Control and SCADA
  • Membrane Technologies
  • Odor Control
  • Process and Equipment Selection
  • Regulatory Compliance
  • Treatment Facilities

Company Overview

Halff is a full-service infrastructure consulting firm planned, designed, engineered, constructed — and purposed — for people. Since 1950, we’ve been creating smart solutions that improve lives and communities by turning ideas into reality.

Halff was founded on a core tenet: Focus on people, treat them well, and success will follow. It’s no wonder, then, that our employees and the culture they create result in our firm consistently being named a Top Workplace in America.

Our industry-leading professionals collaborate to meet tough challenges in creative ways. You can view Halff's full complement of services here

Halff has over 30 offices in Texas, Oklahoma, Louisiana, Florida, Arkansas, Georgia, and Arizona. For a full list of our locations, click here

We Offer Excellent Benefits, Including But Not Limited To

  • Medical, dental, prescription and life insurance
  • Long-term and short-term disability insurance
  • Paid time off (PTO) and 8 company paid holidays (and Veteran's Day for our veterans)
  • Traditional and Roth 401(k) plans
  • Employee Stock Ownership Plan (ESOP)
  • Health Savings Account (HSA)
  • 529 College Savings Plan
  • Flexible spending accounts (FSA)
  • Employee Assistance Plan
  • Click here for a more comprehensive list of Halff's benefits

Salary is competitive and commensurate with experience.

All qualified applicants will receive consideration for employment without regard to race, color, sex, sexual orientation, gender identity, religion, national origin, disability, veteran status, or other legally protected status.

Halff is a drug-free workplace. This offer of employment is contingent upon the receipt of a clear drug screen and background check prior to your first day of employment. This position may be subject to random drug testing pursuant to federal regulations.

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Salary.com Estimation for Graduate Engineer I, Water / Wastewater in Allen, TX
$134,271 to $171,095
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