Mechanical Engineer, Piping Design
- Salary
- Not stated
- Level
- Senior
- Work type
- Hybrid · Oak Ridge
- Visa
- Not stated
Open. First seen 3 October 2026.
The team: Engineering HIRES STEADILY
This role is one of 19 open in Engineering. 3 were posted in the last 30 days and the oldest in February: a team that hires all year rather than one being built.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
FEA (3 of 19), Creo (2 of 19), PLC (2 of 19), SolidWorks (2 of 19)
OTHER ROLES ON THIS TEAM
- Project Engineer, Nuclear Facilities posted Oct 1
- System Engineer posted Oct 1
- Engineering Process Commissioning Specialist posted Sep 16
- System Engineer (Q- or TS-Cleared Candidates Only) posted Aug 28
- System Engineer posted Aug 28
- Civil Engineer posted Aug 28
- Sr. Facility Safety Engineer posted Aug 28
- Electrical Power Engineer posted Aug 28
- Structural Engineer posted Aug 28
- Mechanical Engineer, Specialty Equipment posted Aug 26
- Mechanical Design Engineer posted Aug 14
- Controls Engineer (Q- or TS-Cleared Candidates Only) posted Aug 14
- Engineering Technologist, Atmospheric Instrumentation posted Jul 16
- I&C Engineer posted Jun 24
- Electrical Engineering Manager, Power & Electronics posted Jun 3
- Commissioning & Start-Up (CSU) Engineer posted May 19
- HVAC Design Engineer (Principal) posted Apr 8
- Structural Engineer posted Feb 18
From the team and dates on GEM Technologies's own job board.
About the role
ABOUT THE ROLE
We are seeking a Mechanical Engineer, Piping Design to join our team supporting the DOE's Y-12 National Security Complex! This position is full-time and will be based out of Oak Ridge, Tennessee with hybrid flexibility. Candidate will provide CNS, Mission Engineering with full time piping design engineering support for facility and production area activities in Cat 2 and Cat 3 facilities.
Responsibilities
- Provide design output documentation to support minor facility modifications. The types of design output documents typically developed by a piping design engineer within the Mission Engineering organization are drawings, engineering instructions, data sheets, equipment specifications, equivalency evaluations, calculations, etc.
- Must be able to do pipe stress analysis.
- Familiarity with and experience in developing designs in accordance with ASME B31.3 and ASME B31.1.
- Works with other engineering disciplines and other plant organizations to produce timely design output.
- Requires an understanding of Conduct of Engineering, Conduct of Operations, Conduct of Maintenance for facilities operating within a nuclear regulated environment.
- Requires strong verbal and written communication skills and the ability to interface effectively with various clients, production and support organizations, management, and hourly wage employees.
- Must be willing to perform field walk-downs and work in a production environment.
Requirements
- Education & Years of Experience – Bachelor’s Degree in relevant engineering discipline from an ABET accredited University/College and 10+ years of relevant experience.
- Citizenship – To be considered, you must be a United States (U.S.) citizen due to the federal nature of the work.
- Clearance – To be considered, you must be able to obtain and maintain a government issued clearance, if needed.
- Must have a good understanding of Conduct of Engineering, Conduct of Operations, Conduct of Maintenance for facilities operating within a nuclear regulated environment.
- Experience in developing designs in accordance with ASME B31.3 and ASME B31.1.
- Experience performing pipe stress analysis.
- Experience performing field walkdowns.
Desired Skills
- Experience with AutoPipe is a plus but not required.
- Experience in a NRC or DOE regulated environment is desirable.
About the Site
The NNSA's Y-12 National Security Complex, in Oak Ridge, Tennessee, is the nation’s only source of enriched uranium nuclear weapon components and provides enriched uranium for the U.S. Navy as well as excels in materials science, precision manufacturing, and stores enriched uranium. Y-12 supports efforts to reduce nuclear proliferation risk and performs work for other government agencies (energy.gov).
ABOUT GEM
GEM Technologies, Inc. (GEM) is an award-winning federal contractor with more than 30 years of experience providing environmental, construction, facility management, and technical services to federal agencies, state and local governments, and commercial organizations. Founded in 1994 as a nuclear engineering firm to support federal operations in East Tennessee, GEM has since expanded into a nationwide, multi-disciplinary provider with over 270 employees and a diverse portfolio of contracts in the environmental, nuclear, and defense sectors. Some reasons to join GEM are:
- Our philosophy – We believe in the power of effective collaboration and recognize that good partnerships are the building blocks to success.
- Our relationships – Partnering with federal clients, we solve complex problems, exceed expectations, and advance critical missions.
- Our team – We are committed to managing a cohesive workforce and cultivating a supportive workplace for our employees on contracts and in-office.
- Our community involvement – Supporting our communities, we invest time and money in local schools and non-profit organizations.
COMPENSATION AND BENEFITS
GEM’s offered compensation is dependent on candidates’ education, qualifications, and relevant years of experience. To recruit and retain our exceptional staff, we offer the opportunity to elect benefit packages that best suit our employee’s needs; this includes, but is not limited to, a competitive Salary, Medical, Dental and Vision Insurance (including HSA & PPO options), Paid Time Off (PTO), Paid Holidays, Life Insurance, and a matching 401(k) Retirement Plan.
Please Note: With the exception of mandated state requirements, GEM does not publish salary information on external job boards; as such, most ranges listed are estimates made by vendors and not actual salary ranges.
EQUAL OPPORTUNITY EMPLOYER
GEM Technologies, Inc. is an Equal Opportunity/Affirmative Action Employer and does not discriminate on the basis of race, gender, sexual orientation, gender identity/expression, national origin, disability, age, genetic information, veteran status, marital status, pregnancy or related condition, or any other basis protected by law.
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