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Mechanical Plumbing Engineer​/Designer

Job in Los Angeles, Los Angeles County, California, 90079, USA
Listing for: Coffman Engineers Inc.
Full Time position
Listed on 2026-01-30
Job specializations:
  • Engineering
    Engineering Design & Technologists, Mechanical Engineer, Civil Engineering, Building Services Engineer
Salary/Wage Range or Industry Benchmark: 110000 - 150000 USD Yearly USD 110000.00 150000.00 YEAR
Job Description & How to Apply Below
Position: Mechanical Plumbing Engineer/Designer (7+ years)

Overview

Company:
Coffman Engineers. We serve as both prime consultant and sub consultant on projects across commercial, retail, institutional, government, industrial, and project/construction management sectors. We have locations in the United States and overseas, with teams that bring civil, structural, mechanical, electrical, fire protection, corrosion control, and project management capabilities to client objectives.

We are seeking a Mechanical Plumbing Engineer or Designer with a minimum of 7 years of experience to join our multi-discipline firm. The ideal candidate will be well versed in plumbing design and/or engineering, comfortable consulting to owners and general contractors, and able to work as part of a larger team.

Responsibilities
  • Serve as a technical leader in plumbing design for significant large-scale mid-rise and high-rise residential projects.
  • Mentor team members to support long-term growth and project execution.
  • Collaborate within a multi-discipline engineering team to meet project objectives and maintain high standards of quality, compliance, and innovation.
  • Contribute to projects in healthcare, education, data centers, and other target markets as applicable.
  • Consult with owners and general contractors to achieve client objectives.
Qualifications
  • Minimum of 7 years of experience designing plumbing systems for multi-family residential or commercial buildings. Los Angeles or California experience preferred.
  • B.A. or B.S. from an accredited college in a related field (preferred).
  • Certified in Plumbing Design (CPD) or equivalent (preferred).
  • California EIT or PE Registration (preferred).
  • Familiarity with relevant codes: mechanical, energy, plumbing.
  • High proficiency with AutoCAD and Revit is required.
Knowledge, Skills & Abilities
  • Ability to perform engineering and/or design work without supervision.
  • Experience with Revit, AutoCAD, BIM 360, and other CAD/BIM tools used in the discipline.
  • Develop drawings from sketches to computer-generated graphs, overlays, and isometrics; design domestic water calculations and multi-system riser diagrams.
  • Analyze input material to determine the best approach for drawings; design layouts, details, and system designs for typical systems.
  • Perform field observations and generate reports; collaborate with project teams to support project completion.
  • Knowledge of codes and design/construction practices; ability to multi-task and prioritize in a fast-paced environment.
  • Detail-oriented with a high degree of accuracy; able to work independently or as part of a team.
  • Excellent verbal, written, and interpersonal communication skills; positive contribution to office culture and morale.
  • Willingness to perform other duties as assigned.
Benefits
  • Approximate Base Salary: 110k-150k, based on experience.
  • Paid overtime at 1.0 times hourly rate.
  • Competitive end-of-year discretionary bonus based on company/team/personal performance.
  • Hybrid work schedule (subject to change).
  • 401k with up to 5% employer matching for 9% employee contribution.

This position is not eligible for sponsorship.

Applying

You must apply online for this position. If you are unable to complete our online application process, or need assistance, please let us know so we can provide a reasonable accommodation.

If you are experiencing problems applying through our system, please try again using a different browser or an updated version of your current browser. If that doesn t work, please contact us directly.

This position is direct with Coffman Engineers; we are an Equal Opportunity Employer. We do not discriminate on the basis of any status protected under federal, state, or local law.

Follow us!

Twitter: @Coffman Engineer

Instagram: @Coffman Engineers

Linked In:

Facebook: @Coffman Engineers

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Position Requirements
7+ Years work experience
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