Sr. Mechanical HVAC Engineer

Imagine being an employee-owner of a company guided by engaged and empowered team members like yourself. Where a culture of respect, flexibility, and accountability aren't just ideals - they're our foundation, and diverse backgrounds and perspectives are valued as drivers of innovation and growth. Join us, as together, we are Building a Better World for All of Us®.

You belong at SEH

Why our employee-owners love SEH:

• "I was on vacation last week and had zero concerns that my colleagues would help out with anything that came into my inbox!" – GIS Analyst

• "What company has a CEO who cares enough to seek out one-on-one conversations ranging from 'How are you?' to 'What do you think would help the company?' SEH, that's who. " – Civil Engineering Technician

• "Having the feeling that my voice matters and believing that SEH truly cares about the employees is so satisfying!" – Sr Financial Analyst

• "It feels good having colleagues and supervisors that provide support and resources for growth and learning!" – Civil Engineer

• "This is the first company I've worked for with a true entrepreneurial spirit." – Sr Mechanical Engineer

Why you’ll love SEH:

• Collaborate on amazing projects of varying size and complexity that positively impact communities

• Being 100% employee-owned means we all share in the company’s success

• Career development through continued education, licensure/certification, skills, and technical training

• Work arrangements that promote work/life balance

• Flexible holidays enable individuals to tailor their festivities

• Paid Family Leave provides time to care for loved ones, whether family by birth or family by choice

This Opportunity:

We are seeking a Senior HVAC Engineer to join our engineering consulting team. This role is suited for a licensed professional with strong technical expertise and demonstrated project management experience. The successful candidate will lead HVAC system design for complex projects, manage project delivery, mentor staff, and serve as a key point of contact for clients.

Key Responsibilities and Duties

• Lead the engineering design of HVAC systems for commercial, institutional, municipal, healthcare, and industrial facilities
• Serve as Project Manager on assigned projects, responsible for scope, schedule, budget, and overall project delivery
• Develop project work plans, staffing plans, and fee estimates
• Manage client relationships, including regular communication, meetings, and presentations
• Oversee and perform load calculations, equipment sizing, system selection, and energy analysis
• Direct the preparation and review of construction documents, including drawings, specifications, and details
• Coordinate HVAC designs with architectural, structural, electrical, plumbing, fire protection, and controls disciplines
• Provide technical leadership and mentorship to junior engineers and designers
• Ensure designs meet applicable codes, standards, and quality expectations
• Review shop drawings, RFIs, and submittals; provide responses during construction
• Participate in construction administration, including site visits, punch walks, and system commissioning support
• Support business development efforts, including proposals, client development, and project pursuits
• Stay current with industry standards, codes, and emerging HVAC technologies

Essential Qualifications:

• Bachelor’s degree in Mechanical Engineering or related field
• 8–15+ years of HVAC engineering experience in an engineering consulting environment
• Active Professional Engineer (PE) license required
• Demonstrated experience in project management, including managing scope, schedule, budget, and client expectations
• Strong working knowledge of ASHRAE standards and guidelines, IMC, IECC, and applicable state/local mechanical codes
• Commercial HVAC systems (VAV, hydronic systems, chilled water, boilers, heat pumps, VRF, DOAS, etc.)
• Proficiency with HVAC design and analysis software, such as AutoCAD and/or Revit
• Load calculation and energy modeling tools (e.g., Trace, HAP, IES, EnergyPlus)
• Proven ability to lead multidisciplinary teams and manage multiple concurrent projects
• Strong communication, organizational, and leadership skills
• High attention to detail and commitment to quality

Preferred Qualifications:

• Experience managing large or complex projects across multiple market sectors
• Familiarity with energy-efficient design, electrification, or decarbonization strategies
• Experience with commissioning or existing building system upgrades
• Background in public-sector or municipal projects

Who We Are

Better Places. Clean Water. Renewing Infrastructure. Improving Mobility. SEH is an employee-owned engineering, architectural, planning, and environmental company, offering a wide variety of services. We've been helping government, industrial, and commercial clients find solutions to complex challenges since 1927. Our 900+ employee-owners across the US unite behind our core purpose of Building a Better World for All of Us®.

Base compensation is expected to be in the range of $125,000 and $140,000 based on skill set and experience. Check out our full benefits package at SEH Hiring Journey.

Due to current business and operational considerations, unable to hire employees residing in the following states at this time: AK, AR, CA, CT, DE, HI, KY, MA, RI, VT, and PR. Candidates willing to relocate should indicate this in their application. 

The selected candidate must be authorized to work for any employer in the U.S. without requiring visa sponsorship now or in the future.

SEH is an Equal Opportunity Employer, committed to providing equal employment opportunities to all employees and applicants without regard to race, color, religion, sex, sexual orientation, gender identity or expression, national origin, disability, or veteran status. We take affirmative action to ensure that all employment decisions are based on merit, qualifications, and abilities. Women and Minorities are encouraged to apply.

Notice to Third Party Agencies: SEH does not accept unsolicited resumes from third party recruiting firms. Absent a signed Service Agreement by SEH’s Talent Director, SEH reserves the right to pursue and hire these candidates without financial obligation to recruiters or agencies.