Plumbing Design Engineer II/III

Join a People-First, Employee-Owned Firm That's Redefining Flexibility and Growth
Plumbing Design Engineer II/III (MEP) – Los Angeles, CA (Hybrid)
Interface Engineering Inc.
At Interface Engineering, we believe your career should be as dynamic and rewarding as the projects you support. As a 100% employee-owned firm, we are proud to offer our
Collaboration from Home
policy—giving you the flexibility of a hybrid schedule (3 days remote, 2 days in-office) while staying connected to a team that values innovation, inclusion, and impact.

Why Interface?
We are not just engineers—we are collaborators, mentors, and trailblazers in high-performance design. Our
Pathway to Leadership
program offers a transparent, personalized roadmap for career advancement, empowering you to grow in the direction that excites you most.

Our Culture
Interface has the company culture and work environment you have been seeking You will find a workplace with a culture of fun, superior work/life balance benefits, expansive personal development opportunities, innovative technology, and great relationships. You will work alongside MEP industry leaders who will help you develop your own thriving career path. Our work takes us around the globe and on a steady growth curve. Our success and innovation are powered by people like you

Our Core Values
The following Core Values capture the essence of who we are. We live and breathe them, and they inform everything we do.

• We are Conscientious
• We are Empowered
• We are Respectful
• We are Transformative
• We are Resilient

Key Responsibilities
As a
Plumbing Design Engineer
at Interface, you will be taking ownership as a discipline lead on multiple projects. Your duties will include (but may not be limited to):

• Responsibility for plumbing system selection, engineering & design
• Preparation of Plumbing drawings, sketches, analysis, specifications, and calculations
• Demonstrating excellent verbal and written communication skills
• Providing management and oversight of plumbing support staff
• Providing construction administration & site observations related to your projects.
• Delivering exemplary service and support to team members and clients.

Required
What You'll Bring:

• BSME, CPD (or equivalent experience)
• 2-10 years' experience in MEP plumbing design/consulting
• Working knowledge of IPC/UPC and IBC standards

Preferred

• A Professional Engineering License
• LEED Accreditation
• Working Autodesk REVIT knowledge

What You Will Love

• Competitive Pay: $70,000 to $105,000 annual salary and conditional bonus
• Employee Ownership: Build equity through our Employee Stock Ownership Plan (ESOP)
• Robust Benefits: 401(k), medical/dental/vision, life & disability insurance, transportation more
• Generous Time Off: PTO, paid holidays, and company closure to clients from Christmas to New Year's
• Purpose-Driven Culture: Paid volunteer time and a commitment to social equity
• Career Development: Work alongside industry leaders and access continuous learning opportunities

Ready to grow with us?
If you are looking for a role where your voice matters, your growth is supported, and your work makes a difference—
apply today
and become part of the Interface Engineering family.

Social Equity
Interface is committed to social equity within our walls and in our communities. We are a diverse, inclusive, and responsible firm. Interface provides equal employment opportunities (EEO) to employees and applicants regardless of race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status or any other applicable federal or state-protected classifications. We support local business and seek to partner with small and minority-owned firms on our projects. Our staff is empowered to design community service programs (e.g., clean up beaches, serve meals at shelters, tutor school-aged children, etc.) – using paid volunteer time.

Please note: H1-B visa sponsorship or transfer is not approved for this position.