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HVAC Design Engineer (Principal)

Delan Associates, Inc
Greenville, SC Full Time
POSTED ON 4/14/2026
AVAILABLE BEFORE 6/13/2026

Seeking an HVAC Principal Design Engineer to support our client in Greenville, SC.

NOTE: US Citizenship is required to perform this contract.

Education

• Bachelor of Science degree in Mechanical Engineering and minimum fifteen (15) years of work-related experience

Requirements:   

The Contractor will provide the essential administrative processes, technical knowledge and leadership as described below. This position has oversight of a specific project area and acts as a representative of the engineering discipline ensuring technical accuracy in project execution in all phases. This is a lead position on assigned projects performing engineering assignments of advanced complexity.

• Under general supervision of the Discipline Lead Engineer, serve as a Supervising Lead providing guidance / supervision to other engineers and designers

• Analyze and make independent recommendations regarding technical solutions to problems of advanced complexity in accordance with project requirements

• Develop and review specifications and design criteria

• Perform and check engineering analyses and calculations; specify materials, equipment, and systems; and solve technical problems of advanced complexity

• Coordinate technical issues with other disciplines, project management, vendors, and clients

• Execute work in compliance with Project Quality Plan and procedures

• Execute work in accordance with the approved project scope, cost, and schedule baselines

• Develop and review estimates, schedules and progress reports including effort-hour estimating and staff forecasting

• Establish, control, and report on material key quantities; provide analysis and forecasts

• Provide technical support to activities associated with equipment and material procurement and subcontracting including scopes of work, technical bid evaluations, and review of vendor submittals

• Provide technical support to activities associated with construction administration including response to construction requests-for-information and field changes

• Other duties as assigned

Qualifications:

• Advanced engineering knowledge in the design of Heating, Ventilation and Air Conditioning (HVAC) systems

• Development of HVAC load calculations

• Development of HVAC air flow diagrams and instrument diagrams

• Development of HVAC system sequence of operation narratives

• Sizing and specification of air handling units and other equipment

• HVAC main duct and distribution duct sizing and routing

• Development of black utility (chiller, boiler, custom Air Handling Unit (AHU), air compressor and cooling tower) specifications based upon sizing data provided by process

• Development of HVAC specifications

• Working knowledge of applicable federal (including Department of Energy orders), state, and local codes and standards

• Ability to communicate effectively with audiences that include but are not limited to project management, coworkers, clients, vendors, and subcontractors

• Job related technical knowledge necessary to complete the job

• Advanced knowledge of discipline codes and standards

• Ability to perform work in compliance with applicable local, state, and federal codes, statutes and guidelines

• Ability to attend to detail and work in a time-conscious and time-effective manner

• Intermediate computer and software skills to include proficiency in the use of word processing, e-mail, spreadsheet and electronic presentation programs

Preferred:

• Professional Engineer license

• Experience with design of systems, structures and components for nuclear facilities under the requirements of American Society of Mechanical Engineers (ASME) NQA-1Advanced knowledge of commercial availability and cost of materials

• Demonstrated experience managing and leading large projects

• Proficiency with project set-up, development of control-level schedules, progress reporting and project close-out

• Practical field experience

• EPC project experience for the following industries:

o U.S Department of Energy or other U.S. Federal Government Agency

o Nuclear facilities under a nuclear quality assurance program manufacturing, pharmaceutical or biotechnology

Salary : $1 - $15

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