Senior Plumbing Design Engineer

Interface Engineering, Inc.; Washington (District of Columbia); On-site; USD 100,000 - 145,000; Full time

Benefits offered by this job

401(k)

Medical, dental, vision insurance

Paid time off and holidays

Employee ownership

Job summary

A leading engineering firm in Washington, DC is seeking a Senior Plumbing Engineer (MEP). The role involves leading plumbing design on multiple projects and requires over 10 years of experience in the MEP space. The firm offers a competitive salary ranging from $100,000 to $145,000 and generous benefits, including employee ownership and a commitment to community service.

Qualifications

• 10+ years of experience in MEP plumbing design/consulting.
• Team leadership/management experience required.
• Project management experience in the MEP space.

Responsibilities

• Ownership as a discipline leader on multiple projects.
• Preparation of plumbing drawings, sketches, analyses, specifications, and calculations.
• Providing management and oversight of plumbing design support staff.

Education

Bachelor’s degree or equivalent work experience

Tools

Autodesk REVIT

Job description

Senior Plumbing Engineer (MEP) - Washington, DC

Join to apply for the Senior Plumbing Engineer (MEP) - Washington, DC role at 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 offer a flexible hybrid schedule (3 days remote, 2 days in-office) with a focus on collaboration, innovation, inclusion, and impact.

Why Interface?

We’re not just engineers—we’re collaborators, mentors, and trailblazers in high-performance design. Our Pathway to Leadership provides a transparent, personalized roadmap for career advancement. We foster a culture that supports work-life balance, personal development, cutting-edge technology, and strong client relationships.

Our Culture

Interface has the culture and work environment you’re seeking, with a focus on balance, development opportunities, and global impact. You’ll work with MEP industry leaders who help you grow your career while delivering innovative solutions.

Our Core Values

• Conscientious.
• Empowered.
• Respectful.
• Resilient.
• Transformative.

Key Responsibilities

• Ownership as a discipline leader on multiple projects, focusing on plumbing system selection, engineering, and design.
• Preparation of plumbing drawings, sketches, analyses, specifications, and calculations.
• Demonstrating excellent verbal and written communication skills.
• Providing management and oversight of plumbing design support staff.
• Providing construction administration and site observations related to projects.
• Delivering exemplary service and support to team members and clients.
• Supporting overall project management for the MEP team.

Required

• Bachelor’s degree or equivalent work experience.
• 10+ years of experience in MEP plumbing design/consulting.
• Team leadership/management experience.
• Project management experience in the MEP space.
• Working knowledge of IPC/UPC and IBC standards.
• Complete understanding of building codes.
• Thorough design system knowledge.
• Commuting distance to Chicago, IL (note: confirm travel/relocation expectations as applicable).

Preferred

• Professional Engineer license (or equivalent).
• CPD Certification.
• LEED Accreditation.
• Working Autodesk REVIT knowledge.

What You'll Love

• Competitive pay: $100,000 to $145,000 annual salary and bonus potential.
• Employee ownership: ESOP.
• Robust benefits: 401(k), medical, dental, vision, life & disability insurance, transportation benefits, and more.
• Generous time off: PTO, holidays, and company closure during year-end.
• Purpose-driven culture: Paid volunteer time and a commitment to social equity.
• Career development: Opportunities to work with industry leaders and access ongoing learning.

EEO / Inclusion

Interface is committed to equal employment opportunities and a diverse, inclusive workforce. EEO for all employees and applicants regardless of race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, or other protected classifications. We support local business and partner with small and minority-owned firms. Paid volunteer time is available to support community service programs.

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