Mechanical Engineer

Mechanical Engineer – Commercial HVAC

About Commercial Express HVAC

Commercial Express HVAC is a leading mechanical contracting company serving customers throughout Northern Virginia, Maryland, and the Washington, DC region. With a dynamic and growing in-house design/build group and over 20 years of commercial design experience, Commercial Express is known for delivering turnkey, energy-efficient HVAC solutions. We are seeking a full-time Mechanical Engineer to join our team.

Position Summary

As a Mechanical Engineer, you will play a key role in advancing Commercial Express’ customer-focused vision and reinforcing our reputation as industry experts. This position works closely with engineers, sales executives, and service teams to develop high-quality, cost-effective HVAC solutions for commercial clients. The ideal candidate has 4+ years of HVAC-related experience and thrives in a collaborative, fast-paced environment.

Key Responsibilities

• Perform  engineering site surveys and assessments of building mechanical systems  (must be willing to access ceilings, climb ladders, access rooftops, etc.).
• Collaborate  with architects, engineers, general contractors, property managers, and tenants to evaluate needs and develop solutions.
• Provide  technical guidance and design support to sales executives and service department staff.
• Develop  engineering cost estimates and construction budgets.
• Prepare  detailed project proposals and scope-of-work documents for customer review  and internal construction reference.
• Perform heating and cooling load calculations for new and existing commercial  spaces.
• Create  mechanical design drawings using AutoCAD and/or Revit suitable for permitting and construction.
• Select  HVAC equipment to meet performance, efficiency, and end-user requirements.
• Perform  ventilation calculations and conduct design code reviews in accordance  with the International Mechanical Code (IMC) and ASHRAE standards.
• Prepare and submit permit documents to applicable authorities having  jurisdiction.

Why Join Commercial Express HVAC?

• Competitive  salary and comprehensive benefits package, including:
  • Medical,  Dental, and Vision insurance
  • Health  Savings Account (HSA)
  • 401(k)  with company match
  • Paid  Time Off and Paid Holidays
• Employer-paid  life insurance, short-term disability, and long-term disability.
• Employee  referral program and company-sponsored events.
• Career  growth opportunities within a stable, well-established company with over  20 years of success.

 Required Skills & Qualifications

• Bachelor’s  degree in Mechanical Engineering or equivalent relevant experience.
• Minimum  of 4 years of HVAC-related experience.
• Proficiency  in AutoCAD and Microsoft Office.
• Strong  verbal and written communication skills.
• Highly  organized, detail-oriented, and able to manage multiple priorities.
• Professional,  positive demeanor with a customer-focused mindset.
• Basic  knowledge of applicable mechanical and energy codes.
• Ability  to read and interpret specifications, architectural drawings, and  mechanical plans.

Preferred Qualifications

• Proficiency  in Revit.
• Engineer  in Training (EIT) or Professional Engineer (PE) certification.
• Experience   with HVAC load calculation software such as Carrier HAP.