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Mechanical Design Engineer II (MEP) – Honolulu, HI (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're proud to offer our Collaboration from Home policy — giving you the flexibility of a hybrid schedule (2 days in‑office per week minimum) while staying connected to a team that values 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 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'll find a workplace with a culture of fun, superior work/life balance benefits, expansive personal development opportunities, cutting‑edge technology, and great relationships. You'll 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

• Conscientious
• Empowered
• Respectful
• Resilient
• Transformative

Key Responsibilities

• Participate as a critical member of a multi‑disciplinary engineering and design team for a wide array of project types and sizes, taking a leadership role under the supervision of a Senior Mechanical Engineer and/or PE, performing HVAC, mechanical, and plumbing designs for commercial, education, healthcare, hospitality, biotech, transportation, and other industries using Revit.
• Work under the guidance of a Professional Engineer with project oversight, scheduling, task delegation, and mentorship.
• Be responsible to project managers for scope, schedule, budget, and discipline coordination for assigned projects.
• Manage project task deliverables leading to client satisfaction and repeat business with assigned clients.
• Contain project costs, working efficiently within assigned project scopes.

Required

• Bachelor's Degree in Mechanical Engineering.
• 3+ years of MEP consulting and design experience in Hawaii.
• Experience with HVAC load calculations and duct sizing.
• Working Autodesk® REVIT knowledge.
• Ability to organize your work and perform multiple functions in a fluid, multi‑deadline operations tempo.
• Ability to work effectively within a team‑orientated, collaborative environment.
• Excellent communication and time management skills.
• Live within commuting distance of our Honolulu office.

Preferred

• Licensed Professional Engineer.
• LEED® Accreditation.
• Working Trane® Trace 700 knowledge.
• Knowledge of building codes and standards.

What You'll Love

• Competitive Pay: $70,000 to $89,000 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 benefits… and 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're 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.

Note 1: Relocation is not desired or offered for this position.

Note 2: H1‑B visa sponsorship or transfer is not approved for this position.