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Contract Wastewater Engineer Jobs (NOW HIRING)

Trilon Group

Senior Water/Wastewater Engineer

Jackson, MS · On-site

$135K - $140K/yr

Senior Water/Wastewater Engineer Department: Water/Wastewater Employment Type: Full Time Location ... Assists in preparation of contract documents and technical specifications. What you'll need

Trilon

Water/Wastewater Engineer

Birmingham, AL · Hybrid

Waggoner Engineering is actively seeking a Water/Wastewater Engineer to join our team in Birmingham ... Assists in preparation of contract documents and technical specifications. * Bachelor's degree in ...

HDR

Wastewater Engineer/Project Manager

Denver, CO

HDR Engineering is looking for a Wastewater Engineer/Manager to join our growing team in either ... Conducts work sessions for design development and contract document in conjunction with other staff.

Stantec

Senior Water/Wastewater Engineer

Santa Barbara, CA · On-site

$140 - $190/hr

... Wastewater Engineer to join our successful water team in our Santa Barabara, California office ... Manage project staff, financials, and contracts meeting performance goals and client expectations.

HDR

Wastewater Engineer/Project Manager

Denver, CO · On-site

HDR Engineering is looking for a Wastewater Engineer/Manager to join our growing team in either ... Conducts work sessions for design development and contract document in conjunction with other staff.

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Contract Wastewater Engineer information

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$51K

$100.2K

$138.5K

How much do contract wastewater engineer jobs pay per year?

As of Sep 6, 2026, the average yearly pay for contract wastewater engineer in the United States is $100,181.00, according to ZipRecruiter salary data. Most workers in this role earn between $76,000.00 and $123,500.00 per year, depending on experience, location, and employer.

What is the difference between Contract Wastewater Engineer vs Contract Civil Engineer?

AspectContract Wastewater EngineerContract Civil Engineer
CredentialsEngineering degree, PE license often preferredEngineering degree, PE license often preferred
Work EnvironmentWater treatment plants, wastewater facilities, consulting firmsConstruction sites, infrastructure projects, consulting firms
Industry UsageWater and wastewater industry, environmental servicesConstruction, infrastructure, transportation sectors

Contract Wastewater Engineers and Contract Civil Engineers share similar credentials and often work within consulting firms. However, wastewater engineers focus specifically on water treatment and environmental compliance, while civil engineers handle broader infrastructure projects. Both roles are essential in their respective fields and are frequently searched together by employers and job seekers.

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What cities are hiring for Contract Wastewater Engineer jobs?

Cities with the most Contract Wastewater Engineer job openings:

What are the most commonly searched types of Wastewater Engineer jobs?

The most popular types of Wastewater Engineer jobs are:

What states have the most Contract Wastewater Engineer jobs?

States with the most job openings for Contract Wastewater Engineer jobs include:

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Contract Wastewater Engineer jobs near you
Infographic showing various Contract Wastewater Engineer job openings in the United States as of August 2026, with employment types broken down into 93% Full Time, 3% Part Time, and 4% Contract. Highlights an 86% Physical, 5% Hybrid, and 9% Remote job distribution, with an average salary of $100,181 per year, or $48.2 per hour.

Senior Water/Wastewater Engineer

Trilon Group

Jackson, MS • On-site

$135K - $140K/yr

Full-time

Posted 10 days ago

Job description

Senior Water/Wastewater Engineer
Department: Water/Wastewater
Employment Type: Full Time
Location: Jackson, MS
Reporting To: Brian Granger
Compensation: $135,000 - $140,000 / year
Description
Waggoner Engineering, Inc. is seeking a Senior Water/Wastewater Engineer to join our team in Jackson, MS. This role supports our continued growth and offers the opportunity to work on (or support) meaningful projects alongside a collaborative, experienced team. You'll have the chance to build your career while contributing to impactful solutions across the communities we serve.
The focus of this position is providing planning, design and technical assistance to Discipline Manager and other members of design team in delivering projects within budgetary and time constraints.
Key Responsibilities
  • Performs engineering analyses and evaluations (primarily computer-based) in support of the planning and design of civil works projects.
  • Performs analysis and design of water distribution systems; water supply and treatment components; sanitary sewer systems and components; transmission, treatment and disposal systems; POTWs and other projects.
  • Conducts assessment and evaluation of existing system conditions and develops recommended remedial measures.
  • Maintains and documents written and verbal communications with clients throughout the development and completion of a project
  • Conducts project status review with project manager and team members, checking accuracy of work completed, and monitors timeliness of project completion.
  • Attends meetings on project management.
  • Assists Project Manager in preparation of engineering studies and reports.
  • Prepares project design using sound engineering principles, engineering software and tools.
  • Assists in preparation of contract documents and technical specifications.

What you'll need
  • Bachelor's degree in Civil/Environmental Engineering
  • Minimum of Eight years of experience
  • Experience designing water and/or wastewater treatment facilities.
  • Strong understanding of water and wastewater treatment processes and hydraulics.
  • Experience with engineering design software such as AutoCAD/Civil 3D, Excel, or similar platforms.
  • Ability to develop engineering calculations, plans, specifications, and technical reports.
  • Knowledge of applicable water and wastewater regulations and permitting requirements.
  • Strong written and verbal communication skills.
  • Ability to work independently and as part of a multidisciplinary engineering team.
  • Professional Engineer (PE) license required

#LI-SG1
Why Join Our Team
We know work isn't only about what you do, it's also about who you work for and with! Waggoner Engineering provides a fun, family-friendly, and multicultural work environment that supports a work life balance, including:
  • Base Salary: Competitive, commensurate with experience
  • Signing Bonus: You will receive a one-time signing bonus of $5,000, payable within 30 days of your start date.
  • Clawback Provision: If you voluntarily resign or are terminated for cause within 12 months of your start date, you agree to repay the signing bonus in full.
  • WEI Incentive Program
  • Healthy Workplace Program
  • Employee Referral Bonus
  • Competitive Health Benefits
  • Career Development and Training
  • Flexible/Hybrid Schedule
  • Community Service Opportunities

Waggoner Engineering, Inc. is an Equal Opportunity Employer. All applicants will be considered for employment without attention to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran, or disability status.
Pay Transparency
The base salary range for this role is indicated in the posting. This range reflects the company's good faith estimate of the compensation for this position at the time of posting. Final compensation will be determined based on factors such as experience, skills, qualifications, internal equity, and geographic location.

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