Nuclear Criticality Safety Engineer - Oak Ridge, TN
Paschal Solutions, Inc.
Job Description
Job Description
Nuclear Criticality Safety Engineer
Location: Oak Ridge, TN | Work Model: At Customer Site
Work EnvironmentPrimary Work Sites: Client facilities Oak Ridge, TN
Travel: No travel anticipated
Physical Requirements: Ability to perform standard office duties and occasional facility walkdowns
Supervisory Responsibilities: None
Why Join Paschal Solutions?At Paschal Solutions, we are redefining what's possible in nuclear engineering. We foster an environment where innovation, expertise, and collaboration drive meaningful impact. Our team comprises industry-leading professionals dedicated to implementing solutions that address our clients' most complex challenges. When you join us, you'll collaborate with passionate, focused teammates on groundbreaking nuclear solutions that impact the industry and change the world. If you're a self-driven nuclear criticality safety professional eager to contribute to transformative projects, we want to hear from you.
About This OpportunityWe are seeking a talented Nuclear Criticality Safety Engineer to join our growing team serving clients in Oak Ridge, TN. This hybrid role involves performing criticality safety analyses, developing safety evaluations and controls, reviewing facility operations, and ensuring compliance with applicable regulatory requirements and industry standards. You will work closely with operations, engineering, and safety personnel to identify hazards, implement risk-reduction measures, and support safe and efficient nuclear facility operations. You'll be at the forefront of ensuring safe, efficient operations while developing innovative safety solutions.
Key Responsibilities- Support management in establishing and maintaining strong nuclear criticality safety (NCS) programs with technically sound analyses
- Development of Nuclear Criticality Safety (NCS) documentation
- Perform periodic facility walkdowns and collaborative team engagements
- Develop and validate computer models to support NCS analyses
- Establish operational limits and controls to maintain safe and efficient facility operations
- Ensure NCS requirements are effectively implemented across all operational activities
- Participate in audits, inspections, incident investigations, and design reviews
- Conduct NCS assessments and reviews of work packages, procedures, work instructions, authorization basis documents, and operational documentation
- Bachelor of Science degree in Nuclear Engineering, Physics, Chemistry, Mathematics, or related field
- Minimum 10 years of professional experience in nuclear criticality safety or related nuclear engineering roles
- Ability to obtain a DOE "Q" Clearance (Active "Q" clearance strongly preferred)
- U.S. Citizenship with no dual citizenship
- Exceptional interpersonal and written communication skills
- Meticulous attention to detail and commitment to accuracy in technical work
- Proficiency with Microsoft Office applications
- Demonstrated expertise with MCNP and/or SCALE radiation transport calculation systems
- Experience with DOE facility operations or nuclear weapons complex background
- Familiarity with regulatory frameworks and compliance requirements in nuclear safety
- Experience mentoring junior engineers or leading technical teams
- Advanced degree in Nuclear Engineering or related discipline
- Competitive compensation commensurate with experience
- Immediate vesting in retirement benefits
- Medical insurance (including HSA-compatible plans)
- Vision and dental coverage options
- Simplified Employee Pension (SEP-IRA) plan
- Life insurance and accidental death and dismemberment coverage
- Long-term and short-term disability insurance
- 24/7 Employee Assistance Program (EAP)
- Generous paid time off (PTO)
- Employee referral program
TRUST serves as the foundation of our identity, guiding our decisions and shaping our culture:
- Team First: Collaboration defines our culture. We support and challenge each other, always prioritizing the team's collective success.
- Relentless Pursuit of Improvement: We embrace continuous growth, constantly seeking smarter, more efficient ways to operate. We challenge ourselves to evolve, innovate, and push boundaries.
- Unapologetic in Doing What's Right: Integrity is non-negotiable. We fearlessly uphold our values with ethical and transparent decision-making, never taking shortcuts on principles.
- Set the Bar High—Really High: Excellence isn't a goal; it's our standard. We embrace a culture where self-driven professionals challenge norms and redefine engineering excellence.
- Trusted Partner: Our customers rely on us to deliver consistently. We craft tailored solutions to address unique challenges and proactively seek opportunities to simplify operations.
Join Paschal Solutions and contribute to groundbreaking nuclear safety solutions. Apply today to become part of a team that values innovation, integrity, and excellence.
Paschal Solutions reserves the right to modify, interpret, or apply this job description as needed. This description does not imply that these are the only duties to be performed. Employment is on an at-will basis. Reasonable accommodations will be made for qualified individuals with disabilities.
Paschal Solutions, Inc. (PSI) is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age or any other characteristic protected by law.
- ...Nuclear Criticality Safety Engineer MS Technology, Inc. is seeking a Nuclear Criticality Safety Engineer to support our clients in Oak Ridge, TN. The Nuclear Criticality Safety Engineer supports nuclear safety activities for the Uranium Processing Facility (UPF), including...SuggestedTemporary work
- ...Nuclear Criticality Safety Engineer ENERCON Services Inc., doing business for the Federal Government through our wholly owned subsidiary, ENERCON... ...Engineer to represent ENERCON at a customer site in Oak Ridge, TN. This position requires the ability to obtain & maintain...SuggestedFor subcontractor
- ...Navarro Research and Engineering is recruiting for multiple junior and senior Nuclear Criticality Safety Engineering positions located in Oak Ridge, TN, Paducah, KY, and Portsmouth, OH. Navarro is a premier contractor providing high-quality technical services to DOE,...SuggestedContract workTemporary workFor contractors
- ...Standard Nuclear is fueling America's nuclear renaissance... ...The Nuclear Engineer is responsible for identifying... ...system design and safety evaluations.... ...design decisions. Criticality Safety & Fuel Manufacturing... ...Manufacturing Facility in Oak Ridge, TN. The work...SuggestedPermanent employmentWork at office
- ...LLC. (BGS) has created this Evergreen Talent Pool post for gathering qualified candidates for a position relating to Nuclear Criticality Safety Engineer to support our client. BGS is an engineering, technology, and security firm helping to advance missions of national importance...SuggestedTemporary workPart timeWork at officeMonday to Friday
- Edgewater Technical Associates is seeking qualified candidates for Nuclear Criticality Safety Engineer opportunities at various locations across the United States Department of Energy (DOE) complex in support of traditional environmental clean‑up missions and the advancement...Full timeFor contractorsWork experience placementWork at officeRemote work
- ...Information Name HVAC Engineer Ref # 11575 Posting... ...Region Tennessee City Oak Ridge (TN) Business Unit (BU) CE... ...player in the nuclear industry. Our strengths? Across... ...ensuring high-integrity, and safety-critical performance. Other duties include...Permanent employmentFull timeTemporary workFor contractorsWork at officeRemote work
- ...and highly motivated engineers, scientists and business... ...improvement. Safety We hold paramount the... ...seeking an experienced Nuclear I&C Engineer - HFIR PVR... ...in the early stages of Critical Decision-1 (CD-1), as... ...Contract Job Location: Oak Ridge, TN. Onsite only....Full timeContract workWork at officeWork visa
$108k - $136.01k
...We're committed to bringing safety, quality, and customer focus... ...manufacturing. Job Title Global Process Engineer Sr Role & Responsibilities... ...analyses and resolution of critical issues following structured... ...in Hillsboro, OR or Oak Ridge, TN may be considered, with additional...- ...and highly motivated engineers, scientists and business... ...improvement. Safety We hold paramount the... ...seeking an experienced Nuclear/Mechanical Engineer -... ...in the early stages of Critical Decision-1 (CD-1), as... ...Time Job Location: Oak Ridge, TN. Onsite only. Strata...Full timeContract workWork at officeWork visa
- ...and highly motivated engineers, scientists and business... ...improvement. Safety We hold paramount the... ...seeking an experienced Nuclear Structural - Civil Engineer... ...reflector along with other critical reactor vessel... ...Contract Job Location: Oak Ridge, TN. Onsite only....Full timeContract workWork at officeWork visa
$80k - $90k
...Overview AtkinsRéalis is seeking a Nuclear Process Engineer to join our Commercial Nuclear Team.... ...-level position and is based out of Oak Ridge, TN. Your Role Assist in designing,... ...and equipment. Design and analyze safety and non-safety related process and mechanical...Full timeTemporary workWork at officeFlexible hours$72k - $120k
...are seeking a Process/Chemical Engineer Energy - Remote. This remote position is based out of our Oak Ridge, TN office. Your role AtkinsRéalis US Nuclear is the subsidiary of AtkinsRé... ...components maintain chemical safety, criticality controls, radiation shielding,...Full timeTemporary workFor subcontractorWork at officeLocal areaRemote workFlexible hours$82.38k - $125.86k
...X Fuel Fabrication Facility in Oak Ridge, Tennessee. This is a senior level mechanical engineering position that will provide you... ...requirements of mechanical and nuclear systems and components for nuclear... ...projects. With a commitment to safety, innovation, and sustainability...Hourly payFull timeLocal areaWorldwideFlexible hours$80k - $90k
...Overview AtkinsRéalis is seeking a Nuclear Electrical Engineer to join our Commercial Nuclear Team.... ...level position and is based out of Oak Ridge, TN. Your Role Assist in designing... ...equipment. Design and analyze of safety and non-safety related electrical...Full timeTemporary workWork at officeFlexible hours- ...Location: Oak Ridge, TN Job Title: Senior Process Engineer Organization: Y-12 Product & Mfg Eng (50156271) Job Specialty... ...requires knowledge of the Nuclear Weapons Enterprise System. The role... ...assigned duties that could impact the safety basis of nuclear facilities. Thorough...For contractorsWork experience placementInterim roleSecond jobFlexible hours
$99k - $157k
...100 manufacturing and engineering innovator that provides safe and effective nuclear solutions for global security... ...: On-site in Oak Ridge, Tennessee Your... ...in Tennessee (US-TN) at the start of employment... ...requirements regarding health and safety protocols. As such, all...For contractorsLocal area$80k - $90k
...Overview AtkinsRéalis is seeking a Nuclear Piping Engineer to join our Commercial Nuclear Team.... ...-level position and is based out of Oak Ridge, TN. Your Role Assist in designing,... ...associated supports. Design and analyze of safety and non-safety piping and mechanical...Full timeTemporary workWork at officeFlexible hours- ...Standard Nuclear is fueling America’s nuclear renaissance at industrial... ...the world. The Automation Engineer develops, maintains, and... ...ENVIRONMENT This role is based in Oak Ridge, TN and involves a mix of office‑... ...PPE and adherence to site safety, cybersecurity, quality, and...Permanent employmentWork at office
- ...is seeking a Process Engineer - Rec overy and Waste... ...support our clients in Oak Ridge, TN. The Process... ...and waste management of nuclear fuel elements and related... ...equipment suppliers to ensure critical design characteristics... ...team to establish safety procedures for...Full timeTemporary workWork experience placementFor subcontractorWork at office
- ...is seeking a Process Engineer - Wet Chemistry to support our clients in Oak Ridge, TN. The Process Engineer... ...compliance with safety, environmental, and quality... ...suppliers to ensure critical design characteristics... ...chemical engineering, nuclear engineering, material...Temporary workWork experience placementFor subcontractorWork at office
- ...intellectually curious and highly motivated engineers, scientists and business professionals... ...a culture of continuous improvement. Safety We hold paramount the safety and... ...Contract - One year Job Location: Oak Ridge, TN. No remote or hybrid options. Strata...Contract workRemote workWork visa
- ...Edgewater Technical Associates is seeking qualified candidates for a Nuclear Safety Engineer opportunity to join our nationwide team. Job Description: Supports operations and project activities as matrixed technical support staff providing the Nuclear Safety...Contract workFor contractorsWork at office
$72k - $120k
...seeking an Intermediate Process Engineer Energy - Remote. This remote position is based out of our Oak Ridge, TN Office. Your role... ...components and system designs for nuclear and commercial projects. Collaborates... ...run efficiently and meet safety and regulatory standards....Full timeTemporary workWork at officeRemote workFlexible hours- Responsibilities Provide nuclear safety technical support services in accordance with 10 CFR 830 Subpart B and applicable standards such... ...analysis process. Assist with identification and development of engineered and/or administrative controls credited for the prevention or...Full timeTemporary workMonday to Friday
- ...intellectually curious and highly motivated engineers, scientists and business professionals... ...a culture of continuous improvement. Safety We hold paramount the safety and... ...Full-Time/Contract Job Location: Oak Ridge, TN. No remote or hybrid options. Strata...Full timeContract workRemote workWork visa
- ...days’ universal leave, 11 paid holidays Location Oak Ridge, TN (outside of Knoxville) Hours 8:00am-5:00pm... ...in office Job Description TRISO-X is seeking an Engineering Leader. TRISO-X is a first-of-its-kind nuclear fuel fabrication facility manufacturing TRISO coated...Work at officeMonday to Friday
$115k - $190k
...We are seeking a Senior I&C Engineer Energy - Remote! This remote... ...position is based out of either our Oak Ridge, TN or Richland, WA office. Your role AtkinsRéalis US Nuclear is the subsidiary of AtkinsRé... ...complies with nuclear safety requirements, and health, safety...Full timeTemporary workWork at officeRemote workFlexible hours$72k - $120k
...are seeking an Intermediate I&C Engineer Energy - Remote. This remote position is based out of our Oak Ridge, TN office. Your role Responsible... ...for the design and analysis of safety and non-safety related I&C systems for nuclear and commercial projects. Regularly...Full timeTemporary workWork at officeRemote workFlexible hours$99k - $157k
...Overview As a Manufacturing Engineer, you will support design, fabrication... .... Location On-site in Oak Ridge, Tennessee Job Tasks Create... ...with company health and safety requirements. All candidates... ...protected status. Job Segments Nuclear Engineering, Facilities, Manufacturing...
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Nuclear Criticality Safety Engineer - Oak Ridge, TN. Be the first to apply!
- nuclear criticality safety engineer Oak Ridge, TN
- nuclear engineer Oak Ridge, TN
- nuclear project manager Oak Ridge, TN
- entry level nuclear Oak Ridge, TN
- nuclear plant Oak Ridge, TN
- nuclear Oak Ridge, TN
- nuclear science Oak Ridge, TN
- nuclear security Oak Ridge, TN
- nuclear medicine sales Oak Ridge, TN
- nuclear medicine Oak Ridge, TN

