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Piping and Relief Design Engineer

Consolidated Nuclear Security

Job Location:

Oak Ridge, TN - USA

Monthly Salary: Not provided by the employer

Posted: 22 July 2026 (30+ days ago)

Application Deadline: 19 October 2026

Vacancies: 1 Vacancy

Job Summary

Location: Oak Ridge TN
Job Title: Piping and Relief Design Engineer
Career Level From: Associate
Career Level To: Specialist
Job Specialty: Core Engineering

What Youll Do

As a Piping Design Engineerin the Field Design Support team you will provide design support for urgent and quick-turn critical facility needs. We are looking for an organized proactive and technically skilled individual capable of investigating field conditions and applying engineering rigor to develop design solutions. A successful candidate will also effectively interface with maintenance and craft personnel to perform post-mortem investigations and communicate necessary design changes.

Calculations relief valve sizing pressure losses modeling and pipe stress
Design documentation P&IDs piping isometrics equipment layouts bills of materials
Engineering instructions compilation of documentation with narrative guidance for implementation
Facility walk-downs surveillance of process and utility piping system conditions verification of design drawings and establishing design basis

What You Can Expect

Meaningful work and unique opportunities to support missions vital to national and global security
Top-notch dedicated colleagues
Generous pay and benefits with a stable organization
Career advancement and professional development programs
Work-life balance fostered through flexible work options and wellness initiatives

Minimum Job Requirements

Bachelor of Science in Engineering/Physical Science Chemistry Physics or related from an Engineering Accreditation Commission (EAC) Accreditation Board of Engineering and Technology (ABET) accredited program in the United States or designated equivalents from Canada or Mexico the Washington Accord or the list of substantially equivalent as documented by ABET . OR MS in Engineering /Physical science. OR PhD in Engineering /Physical science.
There is a minimum Grade Point Average (GPA) requirement up to 4 years post-graduation at time of offer and confirmed by transcript. Beyond four years from graduation engineering experience will supersede GPA as a requirement for hire.
- 3.0/4.0 minimum cumulative GPA for Bachelor degree
- 3.3 minimum cumulative GPA for Master degree
- 3.5 minimum cumulative GPA for PhD
In addition the applicant must meet the requirements of DOE O 426.2A (i.e. Baccalaureate in engineering or related scientific major 2 years job-related and 1-year nuclear experience; or a DOE O 426.2A alternative). DOE 426.2A experience requirements can be satisfied following the interim newly hired personnel will not be assigned duties that could impact the safety basis of nuclear facilities. (Ref. DOE O 426.2A)

Preferred Job Requirements

Demonstrated experience in piping system design across diverse applications (e.g. boilers/steam potable/hot/chilled water compressed gases cryogenics vacuum caustic/acid)
Proficiency in pipe routing component selection and strict adherence to ASME B31.1 and B31.3 codes including owners inspection requirements
Knowledge of industry codes (ASME ASTM AWWA) and relevant quality programs (ASME NQA-1 10CFR 830.120)
Experience with CAD modeling particularly using Bentley software
2 years of experience
A Professional Engineering License (PE)

Why Y-12

You get #morethanajob. We encourage employees to achieve a healthy personal balance among home work and the community. One of the ways we embrace work-life balance is by offering flexible work arrangements that provide alternatives to the traditional workweek while still meeting business needs. Top talent and personal commitment mean more to our success than any other factors so we reward our people with the kinds of benefits that make a positive difference in the quality of their lives. Benefits such as: medical plan prescription drug plan vision plan dental plan employer matched 401(k) savings plan disability coverage education reimbursement and many more. Want to stay healthy and fit but hate the cost of a gym membership Take advantage of one of our onsite workout facilities and eat healthy in our onsite cafeterias. Much more than a workplace at Y-12 you can build a career that lasts a lifetime.

Notes

The minimum education and experience for the lowest career level in the job posting range are listed under Minimum Job Requirements. Successful candidates hired into a higher career level than the minimum in the range must meet the requirements listed in the job leveling charts for the career level into which they are being hired.

If a range of Career Levels is posted i.e. Senior Associate to Senior Specialist internal applicants already in one of the Career Levels would come across at their current Career Level. Internal applicants currently in a lower level Career Level would move to the lowest posted Career Level.

Requires a Q clearance; however all qualified candidates will be considered regardless of their current clearance status. The ability to obtain and maintain a Department of Energy Q clearance is required.

This position may require entry into the Material Access Areas (MAA) and participation in the Human Reliability Program (10 C.F.R. Part 712) which requires successful competition of a DOE counterintelligence evaluation and may include a counterintelligence-scope polygraph examination.

This position may be categorized as a designated position identified by 10 C.F.R. Part 709 requiring successful completion of a DOE counterintelligence evaluation that may include a counterintelligence-scope polygraph examination.

CNS is a drug-free workplace. Candidates accepting a job offer will be required to pass a pre-placement physical drug screening and background investigation. As an employee you may be required to receive and maintain a security clearance from the United States Department of Energy in order to meet eligibility requirements for access to sensitive information or matter. U.S. citizenship is a requirement for security clearance applicants. All employees are subject to being randomly selected for drug testing without advance notification.

CNS is an equal opportunity employer. All qualified applicants will receive consideration for employment based on merit and without regard to race color religion sex sexual orientation national origin protected veteran status or disability.

Required Experience:

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