Sr. Radiological Characterization Engineer

geosyntec· Technician
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📍 Aiken, SC, USFULL TIME

About this role

Overview

Longenecker & Associates (L&A), a Geosyntec Company, is a trusted partner enabling critical missions across the U.S. Department of Energy (DOE) complex for more than 30 years. We contribute to DOE’s nuclear security and environmental remediation enterprise by providing the highest-caliber staff and experts. We are seeking a motivated Sr. Radiological Characterization Engineer to contribute to our mission supporting our work at Savannah River in Aiken, SC.

 

Geosyntec is an innovative, international engineering and consulting firm serving private and public-sector clients to address new ventures and complex problems involving our environment, natural resources, and civil infrastructure. Our engineers, scientists, technical and project employees serve our clients from offices across the world. Ranked by ENR as one of the top environmental engineering design firms, Geosyntec is internationally known for its technical leadership, broad experience, and exceptional client service.

 

We invest in our people.  Each employee is unique, and your career at Geosyntec will be too.  We offer competitive pay and benefits, and well-being programs to support you and your family.

 

To Learn More Visit: http://www.geosyntec.com/careers/.

Essential Duties and Responsibilities

Specific duties include, but are not limited to: 

  • Evaluate potential impacts of regulatory changes on research and development and operations processes and providing recommendations to management; 
  • Define the requirements for radioactive disposal management programs, procedures, and training and qualification requirements; 
  • Provide technical expertise for the disposal of all types (i.e., LLW, TRU Waste, and radioactive portion of PCB waste, Nano waste, Mixed Waste, and Mixed TRU Waste); 
  • Develop radiological characterization plans for unique waste and waste streams (including calculations, sampling and analysis plans, certification or characterization plans, and work packages for processes and research and development initiatives);
  • Analyze construction and special project plans for the creation of new waste streams; 
  • Perform periodic waste stream validations;
  • The job function includes maintaining external associations such as technical committees, professional societies, and licenses to remain current with waste management and other industry best practices;
  • Support programmatic and/or facility continuous improvement initiatives. Responsibilities include pursuing implementation of Pollution Prevention / Waste Minimization objectives;
  • Attend plan-of-the-day, plan-of-week, and project meetings as necessary to maintain awareness of facility activities;
  • Lead others in solving complex scientific and/or technical problems; uses sophisticated analytical thought to exercise judgement and identify innovative solutions;
  • May lead job family/cross-job family teams or projects with moderate resource requirements, risk, and or complexity;
  • Communicate difficult concepts and negotiating with others to adopt a different point of view;
  • Perform radioactive waste characterization and calculations;
  • Serving as the Waste Cognizant Technical Function for projects;
  • Support waste management engineering activities and ensure compliance with regulations; and
  • Conduct site walk-downs to assess waste characterization and management needs.

Education and Licensure

  • Bachelor’s degree in Chemical or Nuclear Engineering or related discipline. (required)

Skills, Experience and Qualifications

  • Minimum of 10 years of waste management/engineering experience. (required)
  • At least 6 years of experience specifically as a Rad Waste Characterization Engineer (Waste Cognizant Technical Function).
  • Candidates must demonstrate significant experience performing radioactive waste calculations and possess a strong background in waste management/engineering.
  • Requires specialized depth and/or breadth of expertise in primary job family or field of specialization.
  • Requires specialized depth and/or breadth of expertise in science and/or engineering; has a wide range of experience in acumen serving as an advisor to management.
  • Ability to walk down field or facility sites as required.
  • Due to federal contract security requirements, this position requires U.S. Citizenship. 
  • Due to federal contract security requirements, candidates must be able to successfully pass a federal background investigation to secure and maintain DOE Q security clearance.
  • Successful candidates will be able to perform the essential functions of the job with reasonable accommodation. This job posting reflects management’s assignment of essential functions and the descriptions listed do not restrict management’s right to assign or reassign duties and responsibilities to this job at any time.             
  • Health & Safety training, medical monitoring, and client-driven drug and background testing. (required)

Please note that marijuana remains a Schedule III controlled substance under Federal Law. Federal contractors must follow Federal drug-free workplace rules, which prohibit marijuana use, even if medical or recreational use is permitted under State Law. 

 

PREFFERED QUALIFICATIONS & LOCATION DETAILS:

  • Chemical or Nuclear Engineering degree.
  • Extensive experience in radioactive waste management and characterization.
  • Aiken, SC – Onsite Position

Frequently Asked Questions

Is the salary disclosed for the Sr. Radiological Characterization Engineer position at geosyntec?
The salary for this Sr. Radiological Characterization Engineer role at geosyntec is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Sr. Radiological Characterization Engineer position at geosyntec located?
This Sr. Radiological Characterization Engineer role at geosyntec is based in Aiken, SC, US. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Sr. Radiological Characterization Engineer role at geosyntec full-time or part-time?
This is listed as a FULL TIME position. It is posted as a Sr. Radiological Characterization Engineer role in the Technician department at geosyntec.
Which team or department does the Sr. Radiological Characterization Engineer at geosyntec belong to?
This Sr. Radiological Characterization Engineer position is part of the Technician department at geosyntec. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Sr. Radiological Characterization Engineer position at geosyntec?
Click the "Apply Now" button on this page. You will be redirected to geosyntec's official application portal hosted on icims where you can submit your application directly.
When was the Sr. Radiological Characterization Engineer job at geosyntec posted?
This Sr. Radiological Characterization Engineer position at geosyntec was posted on Jun 2, 2026. Apply as soon as possible — early applications are often reviewed first.
Sr. Radiological Characterization Engineer
geosyntec
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