Demo

HVAC Design Engineer - Principal

Spectra Tech, Inc.
Greenville, SC Full Time
POSTED ON 6/4/2026
AVAILABLE BEFORE 8/3/2026

HVAC Principal Design Engineer


Job Description
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


Basic Job Requirements


U.S. Citizenship required


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


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


Significant experience providing Engineering, Procurement, and Construction (EPC) services on large industrial projects


Proficiency executing large EPC projects utilizing engineering analysis, 3D modeling and 2D


Computer-Aided Drafting and Design (CADD) automation tools in a multi-discipline environment


Discipline Specific Job Requirements


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


Preferred Qualifications


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-1


Advanced 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


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


Nuclear facilities under a nuclear quality assurance program


Manufacturing, pharmaceutical or biotechnology


Spectra Tech’s policy is to give equal opportunity to all qualified persons without regard to race, color, religion, sex, age, national origin, individuals with a disability, genetic information, sexual orientation, protected veteran status, or any other basis prohibited by applicable law.

 

Salary.com Estimation for HVAC Design Engineer - Principal in Greenville, SC
$69,367 to $85,921
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