Mechanical Engineering Intern: Data Center & HVAC Applications

Critical Systems; Rockville (MD); On-site; USD 25,000 - 34,000; Full time

Job summary

Critical Systems, LLC is seeking a motivated Mechanical Engineering Intern to join our Application Engineering team. This internship provides hands-on experience supporting the design, development, and application of mechanical systems used in data centers, healthcare facilities, laboratories, and other critical infrastructure environments.

The intern will work with Application Engineers to assist in selecting HVAC equipment, perform engineering calculations, review drawings, and contribute to

Qualifications

• Currently pursuing a Bachelor’s degree in Mechanical Engineering or related field.
• Strong interest in HVAC, building systems, mechanical equipment, or engineering applications.
• Basic understanding of engineering principles, thermodynamics, fluid mechanics, and heat transfer.
• Proficiency with Microsoft Office, particularly Excel and Word.

Responsibilities

• Assist Application Engineers with the selection and application of mechanical and HVAC equipment and systems.
• Support engineering calculations, equipment sizing, and technical evaluations.
• Review mechanical drawings, specifications, submittals, and equipment documentation.
• Assist with preparing equipment selections, proposals, schedules, and technical documentation.
• Research equipment, manufacturers, and applicable technical requirements.
• Support engineers in evaluating project requirements and developing appropriate technical solutions.
• Assist with CAD drawings, system layouts, and other engineering documentation as needed.
• Participate in project meetings and gain exposure to the coordination of mechanical systems with other building disciplines.
• Learn how mechanical systems are applied in mission-critical environments where reliability, efficiency, and performance are essential.
• Perform other engineering-related tasks and special projects as assigned.

Skills

Analytical

Problem solving

Communication

Organizational skills

Teamwork

Education

Bachelor’s degree in Mechanical Engineering (in progress)

Tools

Microsoft Excel

Microsoft Word

Job description

Critical Systems, LLC is seeking a motivated Mechanical Engineering Intern to join our Application Engineering team. This internship provides hands-on experience supporting the design, development, and application of mechanical systems used in data centers, healthcare facilities, laboratories, and other critical infrastructure environments.

The intern will work with Application Engineers to assist in selecting HVAC equipment, perform engineering calculations, review drawings, and contribute to