Hiring: Nuclear Criticality Safety (Engineer in Training) Company: Y-12 National Security Complex Location: Oak Ridge, TN Job Posted Time: 2026-09-10 11:47:27 Employment Type: On-site Target Skills & Keywords : Python, Security Clearance About the job Experience: •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+ years of work experience in nuclear industry Required Skills: •Provides operating areas with specific NCS professional interpretations and advice as concurred with by experienced NCS engineers. Validates, maintains, and operates nuclear computer codes and nuclear cross-sections. •Meaningful work and unique opportunities to support missions vital to national and global security •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 Qualifications: •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. •0/4.0 minimum cumulative GPA for Bachelor's degree •3 minimum cumulative GPA for Master's degree •5 minimum cumulative GPA for Ph.D. •Nuclear Engineering degree or graduate from either the US Navy Nuclear Power School or the Bettis Reactor Engineering School •Excellent written and oral communication skills •Prior qualification as an NCS engineer at a DOE or NRC regulated facility •Proficiency with a computing language such as Python •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. Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!