Sr. Mechanical HVAC Engineer

About the Opportunity

We are looking for a Senior HVAC Engineer to join our engineering consulting team. The successful candidate will lead HVAC system design for complex projects, manage project delivery, mentor staff, and serve as a key client contact.

• 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 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.

• 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 (scope, schedule, budget, client expectations).
• Strong working knowledge of ASHRAE standards and guidelines, IMC, IECC, and applicable state/local mechanical codes.
• Experience with 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, and load calculation and energy modeling tools (Trace, HAP, IES, Energy Plus).
• 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.

• 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.

• Base compensation $125,000 – $140,000 based on skill set and experience.
• Career development through continued education, licensing, certification, skills, and technical training.
• Flexible holidays and paid family leave.
• Work arrangements that promote work/life balance.

Due to current business and operational considerations, we are 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.