Demo

Process / Mechanical Principal Engineer

Pinnacle Specialty Group, Inc.
Greenville, SC Full Time
POSTED ON 4/14/2026
AVAILABLE BEFORE 6/10/2026

Pinnacle Specialty Group is a woman-owned and operated small business specializing in providing project and contract management for Professional, Technical, Engineering, IT and Support Services. We offer full benefits to include: Medical, Dental, Vision, Paid Time Off, 401K - Company Matched.

Provide technical direction to assigned engineers

Conduct construction document reviews as required
Plan, organize, and coordinate process / mechanical engineering and multi-disciplined team / design projects while engaged in the planning, design and construction phases of engineering projects including project startup
Prepare and review calculations and specifications relating to Piping and Instrumentation Diagram (P&ID) development.
Demonstrate design experience in areas such as, but not limited to mechanical systems and equipment design
Generate and review the accuracy of design / evaluation calculations, and specifications
Familiarity with computer aided drafting applications is required
Basic Job Requirements
Must be a U.S. Citizen.
Bachelor of Science in Chemical or Mechanical Engineering with a minimum of fifteen (15) years of experience (nuclear preferred) in design, estimating, specification preparation, construction document preparation, and related phases of engineering
Must have a working knowledge of federal (including Department of Energy Orders), state, and local codes and standards applicable to mechanical engineering design
Professional Engineer License preferred, but not required

Work Environment / Physical Demands:

Work is performed in an office environment and requires the ability to operate standard office equipment and keyboards. Light to moderate lifting may be required for packages and other items, ability to walk short distances, may be regularly required to stand, sit, talk, hear, reach, stoop, kneel, and use hands and fingers to operate a computer, telephone, and keyboard.

Due to government and/or federal regulations for this position, proof of U.S. citizenship is required.

We are an Equal Opportunity Employer

Pinnacle Specialty Group’s internal recruiting team requests that staffing / recruiting firms or agencies please not respond to our solicitations.

Salary : $15 - $401,000

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Process / Mechanical Principal Engineer?

Sign up to receive alerts about other jobs on the Process / Mechanical Principal Engineer career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$86,732 - $101,718
Income Estimation: 
$106,100 - $124,886
Income Estimation: 
$197,917 - $247,739
Income Estimation: 
$119,658 - $160,028
Income Estimation: 
$106,830 - $140,787
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at Pinnacle Specialty Group, Inc.

  • Pinnacle Specialty Group, Inc. Oak Ridge, TN
  • Pinnacle Specialty Group is a woman-owned and operated small business specializing in providing project and contract management for Professional, Technical... more
  • 9 Days Ago

  • Pinnacle Specialty Group, Inc. Los Alamos, NM
  • Pinnacle Specialty Group is a woman-owned and operated small business specializing in providing project and contract management for Professional, Technical... more
  • 16 Days Ago

  • Pinnacle Specialty Group, Inc. Los Alamos, NM
  • Pinnacle Specialty Group is a woman-owned and operated small business specializing in providing project and contract management for Professional, Technical... more
  • 16 Days Ago

  • Pinnacle Specialty Group, Inc. Aiken, SC
  • Pinnacle Specialty Group is a woman-owned and operated small business specializing in providing project and contract management for Professional, Technical... more
  • 16 Days Ago


Not the job you're looking for? Here are some other Process / Mechanical Principal Engineer jobs in the Greenville, SC area that may be a better fit.

  • Pinnacle Specialty Group, Inc. Greenville, SC
  • Pinnacle Specialty Group is a woman-owned and operated small business specializing in providing project and contract management for Professional, Technical... more
  • 4 Days Ago

  • M&S Consulting Greenville, SC
  • M&S (which stands for Management and Solutions) was conceived in 2002 with the vision of creating highly effective teams of elite consultants to deliver st... more
  • 4 Days Ago

AI Assistant is available now!

Feel free to start your new journey!