Senior Mechanical Design Engineer

Interface Engineering, Inc; California; On-site; USD 97,000 - 155,000; Full time

Benefits offered by this job

Competitive Pay

Employee Ownership (ESOP)

Robust Benefits

Generous Time Off

Career Development

Volunteer opportunities

Job summary

Interface Engineering in Sacramento, CA is seeking a Senior Mechanical Design Engineer (MEP) to lead HVAC design across multiple projects. You will own the discipline, supervise HVAC staff, and coordinate with clients to ensure high-quality outcomes.

The role emphasizes collaboration, innovation, and career growth within an employee-owned firm. The position offers an opportunity to shape HVAC strategies, ensure compliance with codes and standards, and deliver site observations and construction

Qualifications

• BS/Mechanical Engineering or equivalent experience required.
• 7+ years in MEP/AEC design and consulting.
• Advanced knowledge of HVAC systems in public safety, educational, and commercial sectors.
• Knowledge of industry codes and standards.
• Demonstrated interaction with clients in meetings or presentations.

Responsibilities

• Lead as discipline lead on multiple projects and take ownership of the mechanical design scope.
• Prepare HVAC drawings, analyses, specifications, and calculations.
• Provide oversight of HVAC support staff.
• Provide construction administration and site observations related to projects.
• Provide exemplary service to team members and clients.

Skills

HVAC system design

MEP / AEC design

Client interaction

Codes and standards knowledge

Project leadership

Education

Bachelor's degree in Mechanical Engineering or equivalent

Job description

As a 100% employee-owned firm, Interface Engineering gives every team member a stake in our shared success. Here, your contributions fuel innovation, strengthen our company, and build long-term value for everyone.

Join a People-First, Employee-Owned Firm That's Redefining Flexibility and Growth

(Relocation will be considered for this position.)

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 (3 days/week in-office) 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. OurPathway to Leadershipprogram 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

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

Position

Senior Mechanical Design Engineer

Location

Sacramento, CA

Job Id

1268

# of Openings

1

Key Responsibilities

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

• Preparation of HVAC drawings, analysis, specifications, and calculations.
• Provide oversight of HVAC support staff.
• Provide construction administration & site observations related to your projects.
• Provide exemplary service to team members and clients.

What You’ll Bring

Required

• BS/Mechanical Engineering, or equivalent experience.
• 7+ years' MEP/AEC design and consulting experience.
• Advanced knowledge of HVAC systems in public safety, educational, and commercial sectors.
• Knowledge of industry codes and standards
• Demonstrated interaction with clients in meetings or presentations

Preferred

• A Professional Engineering License
• LEED Accreditation
• Working IES-VE knowledge

What You’ll Love

• Competitive Pay: $96,698 to $155,467 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

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.