Senior HVAC Engineer (Aiken, SC or Knoxville, TN)

Senior HVAC Engineer (Aiken, SC or Knoxville, TN) TechSource United States, South Carolina, Aiken 706 5-F-MOX Road 1-A (Show on map) Apr 23, 2026 Position Description Pay range: $135,000 - $175,000 annually

Who We Are:

TechSource, a Salas O'Brien company, is a nationally recognized engineering and scientific company specializing in the management and technical delivery of large-scale nuclear and high-technology projects with numerous federal agencies, helping to advance missions of national importance for government programs, national laboratories, national security facilities, nuclear operations, and complex projects nationwide. We provide direct access to hundreds of experts and industry leaders in the nuclear sciences, non-proliferation technologies, accelerator physics, and systems engineering arenas with offices in Washington DC, SC, TX, TN, and NM. Our outstanding technical service has earned the company a client retention rate of over 95 percent. As an employee-owned company, we work to attract and retain the best talent because the best talent delivers the best results for our clients. TechSource is a recent DOE Small Business of the Year recipient and eleven-time Inc. 5000 winner.

Your Opportunity:

TechSource is hiring a full-time Senior HVAC Engineer to serve as the technical subject matter expert to identify candidates and work scope for future business growth. conduct construction document reviews and work on large-scale projects from planning to execution phases supporting Department of Energy (DOE) facilities. You will work a hybrid work arrangement in Aiken, SC or Knoxville, TN, depending on your location.

Primary Responsibilities:

• Identify candidates and work scope for large projects at two Department of Energy facilities.
• Provide technical direction to engineers.
• Plan, organize, and coordinate process/engineering team/design projects from inception to project startup.
• Bachelor's degree in mechanical engineering.
• 7 or more years of HVAC engineering experience, including project management experience.
• US citizenship is required.
• Working knowledge of federal (including DOE Orders), state, and local codes and standards applicable to HVAC design and systems.

Preferred requirements:

• Active DOE Q or Top Secret security clearance.

DOE/NNSA

work experience or knowledge.