Join Our Mission

At Omega Technical Services, every role supports a mission that matters. Whether you're advancing national security, driving innovation in nuclear infrastructure, or supporting critical DOE and DoD operations, you’re part of something bigger here.

Omega Technical Services is seeking a highly motivated HVAC Senior Designer to support ongoing operations in Greenville, SC. This position plays a vital role in advancing critical mission objectives within a highly regulated and technically demanding environment.

As a trusted partner to government agencies and national laboratories, Omega Technical Services supports some of the nation's most complex and high-impact programs. Through these strategic collaborations, Omega contributes directly to the strength, security, and sustainability of the U.S. Nuclear Security Enterprise.

• Highly skilled in Computer Aided Design (CAD) with demonstrated experience with computer aided.
• Use drafting applications to originate and produce drawings and 3D models of moderate to advanced complexity.
• 3D modeling experience required (S3D preferred) Read, interpret, and generate design drawings of moderate to advanced complexity with minimal supervision from engineering.
• Must have the ability to walk down field systems with minimal guidance, interpret field direction, generate advanced design details, create new drawings, modify existing drawings, and direct, check and approve work done by other designers.
• Ability to develop estimates, schedules, staffing requirements, progress reports, key quantities tracking reports, project scope of services, scope of facilities etc.

• A combination of education and ten (10) years of experience (associate degree preferred) in drafting related to Engineering and Construction (nuclear preferred)

• Candidate must be a U.S. Citizen. 
  
• Satisfactory results of a pre-employment screening, which includes a drug and breath alcohol test, along with a Motor Vehicle Record check. 
  
• Candidate must be able to obtain and maintain a DOE Security Clearance.

• Must have a working knowledge of federal (including Department of Energy Orders), state,

  and local codes and standards applicable to specialized (nuclear or other areas) engineering design.

• Background and experience must include drafting / designer experience in engineering

  fields, such as electrical, mechanical, structural, communications, architectural, fire

  protection, or civil.

   

• Possession of an active DOE/DoD clearance within the past two (2) years is preferred. 
• Previous DOE/NNSA work experience. 

Omega Technical Services is a Service-Disabled Veteran-Owned Small Business and a trusted partner to the Department of Energy, Department of Defense, and other commercial clients, supporting mission-critical projects that shape national security and technological innovation. Our culture is defined by leadership, initiative, and trust. Our values drive meaningful outcomes and long-term impact.

At Omega Technical Services, you’ll work alongside elite subject matter experts who thrive on being challenged, innovation, and collaboration. We offer competitive pay, comprehensive benefits, and the opportunity to grow your career in a mission-first, people-focused environment.

When you join Omega Technical Services, you’re not just starting a job, you’re building a career that honors the past, powers today’s progress, and accelerates the most vital missions of tomorrow.

Omega Technical Services is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment regardless of race, color, religion, sex, national origin, age, disability, or veteran status.