Principal Engineer – Mechanical HVAC Design Engineer Job Aiken area,South Carolina USA,Engineering

Principal Engineer – Mechanical HVAC Design Engineer Principal Engineer – Mechanical HVAC Design Engineer Final date to receive applications: 10/07/2026 (by Noon ET) Duties:

Define scope of technical programs and develop effective, quality solutions to challenges involving unique or complex problems.
Meet company and industry requirements and apply site systems to achieve quality, timely, and cost-effective results.
Provide technical guidance and assistance to less senior professionals.
Apply technical experience in a field of specialization or broad-based experience in multiple technical fields to resolve complex problems.
Incorporate advanced technical practices and complex technical requirements into problem solving and program planning.
Provide leadership in determining solutions to complex problems and serve as a technical expert within the assigned functional area.
Provide direction across department lines on programs seeking new approaches to problems and new applications of existing engineering or scientific principles.
Evaluate program results and prepare reports and recommendations.
Identify and recommend improvements where established technology or methodologies are inadequate.
Maintain knowledge of advancements in applicable technologies.
Prepare plans, schedules, budgets, and personnel requirements for technical tasks.
Develop schedules, monitor progress and expenditures, and review the quality of work performed.
Communicate technical results and objectives to customers, colleagues, and management.
Provide design engineering staff augmentation support to SRNS.
Develop HVAC designs and generate design output documents.
Perform calculations for equipment sizing, duct sizing, pressure drops, cooling tower sizing, heating and cooling loads, and air balancing.
Create and modify piping and instrumentation diagrams (P&IDs), system descriptions, and mechanical equipment lists.
Support integration of HVAC and mechanical designs with fire protection design.
Provide engineering services in accordance with SRNS processes and procedures.

Education/Yrs. of

Experience:

Ph.D. degree in an applicable science or engineering discipline and 5+ years of relevant experience; OR
Master’s degree in an applicable science or engineering discipline and 8+ years of relevant experience; OR
Bachelor’s degree in an applicable science or engineering discipline and 10+ years of relevant experience.
Bachelor’s degree in Mechanical, Chemical, or Nuclear Engineering OR current registration as a Professional Engineer in Mechanical, Chemical, or Nuclear Engineering.

Required Skills/

Experience:

Minimum of 10 years of HVAC design experience in the nuclear or process chemical industry.
Demonstrated knowledge of NFPA 90A, NFPA 90B, NFPA 91, and NFPA 801.
Demonstrated knowledge of ASHRAE Fundamentals.
Demonstrated knowledge of ASME AG-1, ASME 509, and ASME 510.
Demonstrated knowledge of SMACNA requirements.
Demonstrated knowledge of ARI 410, 430, and 450.
Experience developing HVAC design calculations, including equipment sizing, duct sizing, pressure drops, cooling tower sizing, heating and cooling loads, and air balancing.
Ability to develop or modify P&IDs, system descriptions, and mechanical equipment lists.
Ability to perform vendor document reviews.
Ability to walk down systems in the field.

Preferred Qualifications:

Experience with 2D Micro Station Computer Aided Drafting and Design (CADD).
Previous SRNS design experience and familiarity with the processes and procedures used to provide engineering support to Savannah River Site facilities.
Possession of an active DOE clearance (L or Q) within the past two (2) years.

Other

Job Requirements:

Must be a U.S. Citizen.
Must be able to obtain and maintain a DOE “Q” security clearance. An active DOE…