HVAC Test Engineer - Lab & Certification

STULZ USA; Frederick (MD); On-site; USD 80,000 - 110,000; Full time

Job summary

STULZ USA in Frederick, MD is seeking an experienced Test Engineer for our manufacturing facility. The role supports performance testing, lab scheduling, and documentation for Intertek ETL certification, working with internal and external clients.

You will design test apparatus, establish test standards per ASHRAE, generate reports, and ensure ISO and safety compliance, with minimal travel for on-site NRTL testing.

Qualifications

• B.S. in Mechanical Engineering or a related field.
• 5 years in an engineering or technical role, preferably in manufacturing/test/certification.
• Experience using testing equipment for troubleshooting and evaluation of HVAC equipment.
• Deep knowledge of HVAC systems and components.
• Solid understanding of electrical and controls in a lab setting.
• Proficiency with SolidWorks or AutoCAD preferred.
• EPA 608 certification is a plus and may be required.

Responsibilities

• Support Sales and Application Engineering in review of testing specifications and test scripts.
• Create documentation for test planning such as test scripts, drawings or sketches, instrumentation selections, and material lists.
• Determine root cause and provide solutions during performance testing to meet requirements.
• Establish internal test standards and methods aligned with ASHRAE standards.
• Generate reports and communicate with other departments regarding lab responsibilities.
• Design test control apparatus and equipment; develop methods for testing when requirements deviate from standards.
• Support third party NRTL testing on site as required (minimal travel).
• Ensure compliance with ISO standards and safety requirements.

Skills

HVAC knowledge

Project management

Electrical & controls understanding

Troubleshooting

Testing experience

Technical report writing

Root cause analysis

Education

B.S. in Mechanical Engineering or similar

Tools

SolidWorks

AutoCAD

Test equipment familiarity

Job description

STULZ USA in Frederick, MD is seeking an experienced Test Engineer for our manufacturing facility. The role supports performance testing, lab scheduling, and documentation for Intertek ETL certification, working with internal and external clients.

You will design test apparatus, establish test standards per ASHRAE, generate reports, and ensure ISO and safety compliance, with minimal travel for on-site NRTL testing.