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Plumbing Project Engineer

Job in St. Louis, Saint Louis, St. Louis city, Missouri, 63105, USA
Listing for: Farnsworth Group Inc.
Full Time position
Listed on 2026-06-17
Job specializations:
  • Engineering
    Building Services Engineer, Environmental Engineer, Mechanical Engineer, Civil Engineering
Salary/Wage Range or Industry Benchmark: 80000 - 100000 USD Yearly USD 80000.00 100000.00 YEAR
Job Description & How to Apply Below
Location: St. Louis

Farnsworth Group

Plumbing Project Engineer

Posting Locations

Normal- IL, Peoria- IL, Springfield- IL, Lisle- IL Dallas-TX, St. Louis- MO, Colorado Springs-CO, Denver- CO, Phoenix- AZ

What You’ll Do
  • Lead plumbing system design for commercial, institutional, healthcare, and other building projects from concept through construction administration.
  • Develop calculations, specifications, drawings, and details for domestic water, sanitary waste and vent, storm drainage, and specialty plumbing systems.
  • Coordinate plumbing design with architectural, structural, mechanical, electrical, and fire protection disciplines to support integrated project delivery.
  • Serve as a technical resource for clients, project teams, and internal staff throughout all phases of the project.
  • Review project scope, budget, and schedule requirements and help manage deliverables to meet client expectations.
  • Perform field observations, existing conditions evaluations, and construction administration services as needed.
  • Mentor and support junior engineers and designers while contributing to quality control and technical development.
  • Participate in project meetings, client presentations, and business development pursuits as appropriate.
What You’ll Need
  • Bachelor’s degree in Mechanical Engineering, Architectural Engineering, or a closely related engineering discipline.
  • Professional Engineering License (PE) or Certified Plumbing Designer (CPD) required.
  • Typically, 8-12+ years of plumbing design experience in the consulting engineering or A/E industry.
  • Demonstrated experience leading plumbing design efforts on multi-discipline building projects.
  • Strong knowledge of plumbing codes, standards, and common design practices for commercial building systems.
  • Proficiency with Revit and other industry-standard design and coordination tools.
  • Ability to manage multiple assignments, communicate effectively, and work collaboratively across project teams.
  • Strong written and verbal communication skills with a client-focused mindset. Experience supporting proposal efforts, scoping, and project planning a plus.
  • Experience reviewing work for quality, completeness, and constructability.
Nice To Haves
  • Experience with healthcare, educational, commercial, government, industrial or other complex building environments.
  • Familiarity with sustainable design strategies and high-performance building systems.
  • Previous mentoring or team leadership experience.
  • Medical Gas design experience and ASSE 6060 Medical Gas Systems Designer certification
Benefits
  • 401(k) with 100% Company Match up to 5%
  • Medical/Dental/Vision Insurance Plans
  • Flexible Spending and Health Savings Accounts
  • Short & Long-Term Disability
  • Maternity and Paternity Leave
  • Professional Development and Training
  • Paid Time Off
  • Wellness/Fitness Reimbursements
  • Pet Insurance Plan
  • Hybrid Work Program

Farnsworth Group, Inc. is proud to be a M/F Disabled and Veteran EEO/AA employer.

Job Fraud Alert:
Protect Yourself from Recruitment Scams

At Farnsworth Group, the integrity of our recruitment process — and your personal security — are top priorities. We have recently been made aware of a fraudulent scheme in which a third party is impersonating Farnsworth Group employees to contact prospective job seekers, particularly via email and Microsoft Teams using an email domain name similar to ours (). These individuals are not affiliated with Farnsworth Group in any way and are attempting to deceive candidates through fake job offers and misleading onboarding instructions.

These scams are designed to trick candidates into sharing sensitive personal and financial information or downloading malicious software. We want to ensure that you are informed and can identify a legitimate opportunity with Farnsworth Group from a fraudulent one. Here’s what you should know:

Farnsworth Group will never
  • Ask candidates to initiate a conversation with us via Microsoft Teams.
  • Use a personal or non "" email addresses. All legitimate communications will come from an email address ending in
  • Request banking, credit card, or other financial information as a condition of employment
  • Ask for W-9 or Social Security Number prior to a signed offer and official onboarding.
  • Require the installation of any software or tools on your personal devices during the interview or pre-hire process.
  • Request payment or reimbursements for equipment, software, or onboarding-related materials.
What to do if you’re unsure

If you are ever contacted about a job at Farnsworth Group and something doesn’t feel right, or if you receive a suspicious message, please contact us directly at  to verify the legitimacy of the opportunity. We also encourage you to report suspicious activity on Linked In and to the Federal Trade Commission (FTC) .gov .

Stay safe

Farnsworth Group Talent Acquisition Team

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