This position is closed. Click here to view our current openings

H.F. Lenz Company has an opportunity for a Mechanical/HVAC Design Engineer to lead the building system design at our growing team in Lancaster, PA to provide engineering solutions, production and project delivery for a diverse portfolio of projects and clients in the commercial, industrial and educational market segments. The successful candidate will be involved with all aspects of mechanical design, including HVAC systems, plumbing and fire protection design.

Why H.F. Lenz:

EMPLOYEES are #1…Our resources are devoted to our biggest and most important asset – our employees!

STABILITY…Our employee-centric focus is just one reason our average employee tenure is more than 15 years. We attract AND retain top talent!

CULTURE…HFL provides a culture designed for your to thrive!

INDUSTRY EXPERTISE…in business for more than 70 years, we are an ENR Top 100 Engineering & Design firm with over 45 licensed PE's, an 85% repeat business ratio and clients that span the nation.

GROWTH & DEVELOPMENT…Here at HFL, individual talents are recognized and developed, creating diversity in all facets of engineering design and project management.

WELLNESS…We offer an industry leading benefits and compensation package that includes healthcare, paid time off, 401(k) retirement, discretionary contributions, relocation assistance, bonuses and professional development opportunities.

LOCATION…Our offices offer the best of both worlds! Enjoy the benefits of working for a nationally recognized firm, while maintaining a supportive family culture focused on collaboration, creativity and innovation.

Day to Day Responsibilities:

  • Responsible for design of mechanical systems, including HVAC, plumbing and fire protection systems.
  • Size and specify mechanical equipment, including duct work, air handling units, chillers, boilers, cooling towers, etc.
  • Perform heating/cooling load calculations, site visits, surveys, reports and commissioning in support of mechanical design for commercial building, healthcare, educational and government facilities.
  • Collaborate with engineering team members in cross-functional setting and collaborate to ensure that the design is accurate and that contract responsibilities are met according to client's expectations.
  • Review and interpret building codes, client specifications, as well as help improve and maintain current quality assurance processes.
  • Coordinate with equipment vendors for selection and specification of appropriate equipment.
  • Directly interface with clients for engineering and design consultations.
  • Travel to local project sites may be required; some overnight travel may be expected.


  • Proficiency in Revit, AutoCAD and Trane Trace software applications is required.
  • Ability to meet project deadlines and provide outstanding service to clients.
  • Ability to plan, organize and prioritize multiple projects.
  • Ability to work in and foster a team environment with minimal supervision.


  • BS Degree in Mechanical Engineering or Architectural Engineering with a Mechanical focus
  • 5+ years of experience working with an MEP engineering consultant in Mechanical/HVAC Building System Design, Plumbing and Fire Protection Design.
  • FE and/or PE license strongly preferred.
  • Must be authorized to work in the US without sponsorship.

Job Overview