HVAC Engineering Intern: Data, Testing & Design

Willdan Group, Inc.; New York (NY); On-site; USD 24,796 - 30,307; Part time

Job summary

Willdan invites motivated undergraduate engineers to join its HVAC controls team, Enica Engineering, working on engineering calculations, energy modeling and data collection. The internship runs from late August 2026 to December 2026, is part-time, and offers exposure to BAS controls design and onsite testing.

You will contribute to energy modeling, equipment assessments, trend analysis and related engineering tasks while developing practical, hands-on skills in a dynamic team environment.

Qualifications

• Basic knowledge of HVAC systems, thermodynamics and fluid mechanics.
• Basic knowledge of AutoCAD.
• Basic knowledge of Microsoft Excel.
• Vaccination may be required due to client contract requirements.

Responsibilities

• Engineering Calculations.
• Energy Modeling.
• HVAC Equipment Assessment.
• Onsite Testing and Data Collection.
• Trend Analysis.
• BAS Controls Design Development.
• Other Associated Engineering or Administrative Tasks.

Skills

HVAC systems knowledge

Thermodynamics

Fluid mechanics

AutoCAD

Microsoft Excel

Education

Undergraduate engineering student

Job description

Willdan invites motivated undergraduate engineers to join its HVAC controls team, Enica Engineering, working on engineering calculations, energy modeling and data collection. The internship runs from late August 2026 to December 2026, is part-time, and offers exposure to BAS controls design and onsite testing.

You will contribute to energy modeling, equipment assessments, trend analysis and related engineering tasks while developing practical, hands-on skills in a dynamic team environment.