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Mechanical Design Manager

BLHI
Arlington, VA Full Time
POSTED ON 12/27/2025 CLOSED ON 1/27/2026

What are the responsibilities and job description for the Mechanical Design Manager position at BLHI?

B.L. Harbert International is seeking a Mechanical Design Manager to join our team in the International Group’s Washington DC office. This individual will report directly to the Director of Mechanical Operations.

Responsibilities:

  • Lead mechanical design efforts for Design-Build and Design-Assist projects
  • Review and coordinate mechanical design documents for contract compliance on Design-Bid-Build projects
  • Participate in Value Engineering (VE) and Constructability reviews during the design phase
  • Support Life-Cycle Cost Analyses (LCCAs) to guide design decisions
  • Manage design documentation packages including drawings, specifications, and basis of design narratives
  • Coordinate and oversee internal design teams, external consultants, and subcontractors to ensure cohesive design development
  • Review submittals, RFIs, and design clarifications for client and project team review
  • Develop mechanical systems selection and layout based on performance, budget, and project requirements
  • Perform equipment and material take-offs to support budgeting and procurement
  • Support the development of scope narratives and mechanical design criteria for project proposals
  • Interface with BIM/VDC teams to ensure 3D model alignment with design intent
  • Coordinate closely with construction teams to ensure design deliverables align with project schedule and field requirements
  • Contribute to commissioning planning and design intent verification

Requirements:

  • U.S. Citizen
  • Ability to obtain and maintain a U.S. Government Security Clearance
  • Minimum 7-10 years of experience in mechanical design or MEP coordination
  • Bachelor’s Degree in Mechanical Engineering or equivalent experience in mechanical systems design
  • Willingness and ability to travel to international project sites
  • Proficiency in Microsoft Office products, especially Excel
  • Experience with design and coordination software such as AutoCAD, Revit, Bluebeam, and/or Navisworks

Preferences:

  • Knowledge of HVAC, plumbing, fire protection, and site utility design
  • Familiarity with MEP design standards and building codes
  • Experience with commissioning support and system balancing
  • Understanding of controls and instrumentation systems
  • BIM/3D modeling proficiency a plus
  • Exposure to project closeout and turnover documentation

Physical Demands:

  • Ability to use hands to grasp, reach above and below, and work overhead
  • Ability to stoop, bend, walk, kneel, crouch, and crawl as needed
  • Ability to lift and move items up to 25 lbs.
  • Ability to sit for extended periods with occasional standing
  • Manual dexterity to operate office equipment and perform design tasks
  • Ability to maintain concentration in a fast-paced office environment

Work Environment:

  • Primarily office-based with occasional travel to job sites
  • Must be flexible with work hours to meet project demands

 

B.L. Harbert International, LLC offers a competitive U.S. base salary and an excellent benefits package, including BCBS medical and dental, group insurance, 401(k) plan, and paid holidays and vacation.

 

B.L. Harbert International, LLC is an EOE / Veterans / Disabilities

Salary.com Estimation for Mechanical Design Manager in Arlington, VA
$161,267 to $196,368
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