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Mid-Level Plumbing Engineer

Salas O'Brien
Phoenix, AZ Full Time
POSTED ON 11/7/2025
AVAILABLE BEFORE 12/6/2025

Plumbing Engineer


The expected base salary range for this role is $90,000-$110,000 per year. Actual compensation will be determined based on a number of factors including skills, experience, qualifications, and location.

This role is also eligible for performance-based bonuses and a comprehensive U.S. based benefits package, including:

  • Medical, dental, and vision insurance
  • 401(k) with company match
  • 5 weeks of paid time off and company holidays
  • Wellness programs and employee assistance resources
  • Professional development support

For more information, visit our full benefits overview here - www.salasobrien.com/benefits


Job Summary:

The Plumbing Engineer will engage in all phases of a project from inception to completion of construction. This involvement is intended to grow individuals and nurture design talents


In this role, you will:

  • Design plumbing systems including Healthcare/Life Sciences/Multifamily.
  • Oversee the preparation of technical drawings, specifications of plumbing systems and topographical maps.
  • Lead project teams and serve as the primary contact for discipline with clients.
  • Prepare specifications for purchases of materials and equipment.
  • Develop calculations for plumbing systems and associated controls.
  • Perform QA/QC of design work.


You will be a great fit if:

  • You have a minimum of 2 years of experience.
  • You have a Bachelor’s degree in Mechanical Engineering or related field
  • You have thorough knowledge of plumbing design and corresponding terminology.
  • You have experience with laboratories/medical facilities design.
  • You have an excellent work ethic and attitude.


Skills/abilities:

  • Strong verbal and written communications skills
  • Proficient in AutoCAD, Revit, MS Office
  • Ability to successfully lead teams and manage projects
  • Excellent ability to read, interpret and implement plumbing design documentation.
  • Interpersonal communication skills, combined with organizational skills, the ability to plan, balance and prioritize work.


Location: Can be located in either Corona, CA, Irvine, CA or Phoenix, AZ

Work Model: Hybrid (3 days remote, 2 days on-site)

Salary: $90,000-$110,000 DOE



About Us:

Founded in 1975, Salas O’Brien is an employee-owned engineering and professional services firm focused on achieving impact for our clients, our team, and the world. We know that tomorrow’s requirements are today’s opportunities, and we are here to design lasting solutions for pressing challenges.

We work across a variety of industries providing integrated engineering and consulting services.


Equal Opportunity Employment Statement

Salas O’Brien provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state/provincial, or local laws. Salas O’Brien will accommodate the disability-related needs of applicants as required by law.

Salary : $90,000 - $110,000

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